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УкраїнськаTime difference between Castro Valley, California, USA and other cities
Castro Valley time zone: UTC-07:00 or PDTFind out the time difference between and Castro Valley,
or see the time difference between Castro Valley and other cities in the table below.
| City and country | Time difference | City and country | Time difference |
|---|---|---|---|
| Abidjan, Cote d'Ivoire | 7 hours ahead of Castro Valley | Lahore, Pakistan | 12 hours ahead of Castro Valley |
| Abu Dhabi, United Arab Emirates | 11 hours ahead of Castro Valley | Leeds, United Kingdom | 8 hours ahead of Castro Valley |
| Abu Ghraib, Iraq | 10 hours ahead of Castro Valley | Leipzig, Germany | 9 hours ahead of Castro Valley |
| Accra, Ghana | 7 hours ahead of Castro Valley | León, Mexico | 1 hour ahead of Castro Valley |
| Adana, Turkey | 10 hours ahead of Castro Valley | Libreville, Gabon | 8 hours ahead of Castro Valley |
| Addis Ababa, Ethiopia | 10 hours ahead of Castro Valley | Likasi, DR Congo | 9 hours ahead of Castro Valley |
| Adelaide, Australia | 16 hours 30 minutes ahead of Castro Valley | Lilongwe, Malawi | 9 hours ahead of Castro Valley |
| Aden, Yemen | 10 hours ahead of Castro Valley | Lima, Peru | 2 hours ahead of Castro Valley |
| Agadir, Morocco | 8 hours ahead of Castro Valley | Lisbon, Portugal | 8 hours ahead of Castro Valley |
| Ahmedabad, India | 12 hours 30 minutes ahead of Castro Valley | Liverpool, United Kingdom | 8 hours ahead of Castro Valley |
| Ahvāz, Iran | 10 hours 30 minutes ahead of Castro Valley | Lomé, Togo | 7 hours ahead of Castro Valley |
| Al Hudaydah, Yemen | 10 hours ahead of Castro Valley | London, United Kingdom | 8 hours ahead of Castro Valley |
| Aleppo, Syria | 10 hours ahead of Castro Valley | Los Angeles, USA | the same time as Castro Valley |
| Alexandria, Egypt | 10 hours ahead of Castro Valley | Luanda, Angola | 8 hours ahead of Castro Valley |
| Algiers, Algeria | 8 hours ahead of Castro Valley | Lubumbashi, DR Congo | 9 hours ahead of Castro Valley |
| Almaty, Kazakhstan | 12 hours ahead of Castro Valley | Lucknow, India | 12 hours 30 minutes ahead of Castro Valley |
| Amman, Jordan | 10 hours ahead of Castro Valley | Luhansk, Ukraine | 10 hours ahead of Castro Valley |
| Amsterdam, Netherlands | 9 hours ahead of Castro Valley | Lusaka, Zambia | 9 hours ahead of Castro Valley |
| Ankara, Turkey | 10 hours ahead of Castro Valley | Luxor, Egypt | 10 hours ahead of Castro Valley |
| Antalya, Turkey | 10 hours ahead of Castro Valley | Lviv, Ukraine | 10 hours ahead of Castro Valley |
| Antananarivo, Madagascar | 10 hours ahead of Castro Valley | Lyon, France | 9 hours ahead of Castro Valley |
| Antwerp, Belgium | 9 hours ahead of Castro Valley | Łódź, Poland | 9 hours ahead of Castro Valley |
| Arequipa, Peru | 2 hours ahead of Castro Valley | Macao, Macau | 15 hours ahead of Castro Valley |
| Ashgabat, Turkmenistan | 12 hours ahead of Castro Valley | Madrid, Spain | 9 hours ahead of Castro Valley |
| Asmara, Eritrea | 10 hours ahead of Castro Valley | Makassar, Indonesia | 15 hours ahead of Castro Valley |
| Asunción, Paraguay | 3 hours ahead of Castro Valley | Málaga, Spain | 9 hours ahead of Castro Valley |
| Asyut, Egypt | 10 hours ahead of Castro Valley | Managua, Nicaragua | 1 hour ahead of Castro Valley |
| Athens, Greece | 10 hours ahead of Castro Valley | Manaus, Brazil | 3 hours ahead of Castro Valley |
| Auckland, New Zealand | 19 hours ahead of Castro Valley | Mandalay, Myanmar | 13 hours 30 minutes ahead of Castro Valley |
| Austin, USA | 2 hours ahead of Castro Valley | Manila, Philippines | 15 hours ahead of Castro Valley |
| Bacolod City, Philippines | 15 hours ahead of Castro Valley | Mansoura, Egypt | 10 hours ahead of Castro Valley |
| Baghdad, Iraq | 10 hours ahead of Castro Valley | Maputo, Mozambique | 9 hours ahead of Castro Valley |
| Baku, Azerbaijan | 11 hours ahead of Castro Valley | Mar del Plata, Argentina | 4 hours ahead of Castro Valley |
| Baltimore, USA | 3 hours ahead of Castro Valley | Maracaibo, Venezuela | 3 hours ahead of Castro Valley |
| Bamako, Mali | 7 hours ahead of Castro Valley | Maracay, Venezuela | 3 hours ahead of Castro Valley |
| Bandung, Indonesia | 14 hours ahead of Castro Valley | Mariupol, Ukraine | 10 hours ahead of Castro Valley |
| Bangkok, Thailand | 14 hours ahead of Castro Valley | Marrakesh, Morocco | 8 hours ahead of Castro Valley |
| Bangui, Central African Republic | 8 hours ahead of Castro Valley | Marseille, France | 9 hours ahead of Castro Valley |
| Barcelona, Venezuela | 3 hours ahead of Castro Valley | Mashhad, Iran | 10 hours 30 minutes ahead of Castro Valley |
| Barcelona, Spain | 9 hours ahead of Castro Valley | Matola, Mozambique | 9 hours ahead of Castro Valley |
| Barnaul, Russia | 14 hours ahead of Castro Valley | Maturín, Venezuela | 3 hours ahead of Castro Valley |
| Barquisimeto, Venezuela | 3 hours ahead of Castro Valley | Mawlamyine, Myanmar | 13 hours 30 minutes ahead of Castro Valley |
| Barranquilla, Colombia | 2 hours ahead of Castro Valley | Mbuji-Mayi, DR Congo | 9 hours ahead of Castro Valley |
| Basrah, Iraq | 10 hours ahead of Castro Valley | Mecca, Saudi Arabia | 10 hours ahead of Castro Valley |
| Beijing, China | 15 hours ahead of Castro Valley | Medan, Indonesia | 14 hours ahead of Castro Valley |
| Beira, Mozambique | 9 hours ahead of Castro Valley | Medellín, Colombia | 2 hours ahead of Castro Valley |
| Beirut, Lebanon | 10 hours ahead of Castro Valley | Medina, Saudi Arabia | 10 hours ahead of Castro Valley |
| Bekasi, Indonesia | 14 hours ahead of Castro Valley | Meknes, Morocco | 8 hours ahead of Castro Valley |
| Belém, Brazil | 4 hours ahead of Castro Valley | Melbourne, Australia | 17 hours ahead of Castro Valley |
| Belgrade, Serbia | 9 hours ahead of Castro Valley | Memphis, USA | 2 hours ahead of Castro Valley |
| Belo Horizonte, Brazil | 4 hours ahead of Castro Valley | Mendoza, Argentina | 4 hours ahead of Castro Valley |
| Bengaluru, India | 12 hours 30 minutes ahead of Castro Valley | Mexico City, Mexico | 1 hour ahead of Castro Valley |
| Benghazi, Libya | 9 hours ahead of Castro Valley | Milan, Italy | 9 hours ahead of Castro Valley |
| Benin City, Nigeria | 8 hours ahead of Castro Valley | Minsk, Belarus | 10 hours ahead of Castro Valley |
| Benoni, South Africa | 9 hours ahead of Castro Valley | Mississauga, Canada | 3 hours ahead of Castro Valley |
| Berlin, Germany | 9 hours ahead of Castro Valley | Mogadishu, Somalia | 10 hours ahead of Castro Valley |
| Birmingham, United Kingdom | 8 hours ahead of Castro Valley | Mombasa, Kenya | 10 hours ahead of Castro Valley |
| Bishkek, Kyrgyzstan | 13 hours ahead of Castro Valley | Monrovia, Liberia | 7 hours ahead of Castro Valley |
| Blantyre, Malawi | 9 hours ahead of Castro Valley | Monterrey, Mexico | 1 hour ahead of Castro Valley |
| Bogotá, Colombia | 2 hours ahead of Castro Valley | Montevideo, Uruguay | 4 hours ahead of Castro Valley |
| Boston, USA | 3 hours ahead of Castro Valley | Montreal, Canada | 3 hours ahead of Castro Valley |
| Bouaké, Cote d'Ivoire | 7 hours ahead of Castro Valley | Moscow, Russia | 10 hours ahead of Castro Valley |
| Boumerdas, Algeria | 8 hours ahead of Castro Valley | Mosul, Iraq | 10 hours ahead of Castro Valley |
| Brampton, Canada | 3 hours ahead of Castro Valley | Multan, Pakistan | 12 hours ahead of Castro Valley |
| Brasília, Brazil | 4 hours ahead of Castro Valley | Mumbai, India | 12 hours 30 minutes ahead of Castro Valley |
| Bratislava, Slovakia | 9 hours ahead of Castro Valley | Munich, Germany | 9 hours ahead of Castro Valley |
| Brazzaville, Congo | 8 hours ahead of Castro Valley | Murcia, Spain | 9 hours ahead of Castro Valley |
| Bremen, Germany | 9 hours ahead of Castro Valley | Muscat, Oman | 11 hours ahead of Castro Valley |
| Brisbane, Australia | 17 hours ahead of Castro Valley | Muzaffarabad, Pakistan | 12 hours ahead of Castro Valley |
| Bristol, United Kingdom | 8 hours ahead of Castro Valley | Mwanza, Tanzania | 10 hours ahead of Castro Valley |
| Brussels, Belgium | 9 hours ahead of Castro Valley | Mykolayiv, Ukraine | 10 hours ahead of Castro Valley |
| Bucaramanga, Colombia | 2 hours ahead of Castro Valley | N'Djamena, Chad | 8 hours ahead of Castro Valley |
| Bucharest, Romania | 10 hours ahead of Castro Valley | Nagoya, Japan | 16 hours ahead of Castro Valley |
| Budapest, Hungary | 9 hours ahead of Castro Valley | Nagpur, India | 12 hours 30 minutes ahead of Castro Valley |
| Buenos Aires, Argentina | 4 hours ahead of Castro Valley | Nairobi, Kenya | 10 hours ahead of Castro Valley |
| Bulawayo, Zimbabwe | 9 hours ahead of Castro Valley | Najaf, Iraq | 10 hours ahead of Castro Valley |
| Bursa, Turkey | 10 hours ahead of Castro Valley | Namangan, Uzbekistan | 12 hours ahead of Castro Valley |
| Busan, South Korea | 16 hours ahead of Castro Valley | Namp'o, North Korea | 16 hours ahead of Castro Valley |
| Cairo, Egypt | 10 hours ahead of Castro Valley | Nanchong, China | 15 hours ahead of Castro Valley |
| Calgary, Canada | 1 hour ahead of Castro Valley | Nanjing, China | 15 hours ahead of Castro Valley |
| Callao, Peru | 2 hours ahead of Castro Valley | Naples, Italy | 9 hours ahead of Castro Valley |
| Cape Town, South Africa | 9 hours ahead of Castro Valley | Naypyitaw, Myanmar | 13 hours 30 minutes ahead of Castro Valley |
| Caracas, Venezuela | 3 hours ahead of Castro Valley | New York, USA | 3 hours ahead of Castro Valley |
| Cartagena, Colombia | 2 hours ahead of Castro Valley | Niamey, Niger | 8 hours ahead of Castro Valley |
| Cebu City, Philippines | 15 hours ahead of Castro Valley | Nizhny Novgorod, Russia | 10 hours ahead of Castro Valley |
| Charlotte, USA | 3 hours ahead of Castro Valley | Nouakchott, Mauritania | 7 hours ahead of Castro Valley |
| Chelyabinsk, Russia | 12 hours ahead of Castro Valley | Novosibirsk, Russia | 14 hours ahead of Castro Valley |
| Chengdu, China | 15 hours ahead of Castro Valley | Nuremberg, Germany | 9 hours ahead of Castro Valley |
| Chennai, India | 12 hours 30 minutes ahead of Castro Valley | Odesa, Ukraine | 10 hours ahead of Castro Valley |
| Chicago, USA | 2 hours ahead of Castro Valley | Omdurman, Sudan | 9 hours ahead of Castro Valley |
| Chiclayo, Peru | 2 hours ahead of Castro Valley | Omsk, Russia | 13 hours ahead of Castro Valley |
| Chişinău, Moldova | 10 hours ahead of Castro Valley | Oran, Algeria | 8 hours ahead of Castro Valley |
| Chittagong, Bangladesh | 13 hours ahead of Castro Valley | Osaka, Japan | 16 hours ahead of Castro Valley |
| Chongqing, China | 15 hours ahead of Castro Valley | Oslo, Norway | 9 hours ahead of Castro Valley |
| City of Taguig, Philippines | 15 hours ahead of Castro Valley | Ottawa, Canada | 3 hours ahead of Castro Valley |
| Ciudad Guayana, Venezuela | 3 hours ahead of Castro Valley | Ouagadougou, Burkina Faso | 7 hours ahead of Castro Valley |
| Ciudad Juárez, Mexico | 2 hours ahead of Castro Valley | Palembang, Indonesia | 14 hours ahead of Castro Valley |
| Ciudad Nezahualcoyotl, Mexico | 1 hour ahead of Castro Valley | Palermo, Italy | 9 hours ahead of Castro Valley |
| Cochabamba, Bolivia | 3 hours ahead of Castro Valley | Paris, France | 9 hours ahead of Castro Valley |
| Cologne, Germany | 9 hours ahead of Castro Valley | Patna, India | 12 hours 30 minutes ahead of Castro Valley |
| Colombo, Sri Lanka | 12 hours 30 minutes ahead of Castro Valley | Pereira, Colombia | 2 hours ahead of Castro Valley |
| Columbus, USA | 3 hours ahead of Castro Valley | Perm, Russia | 12 hours ahead of Castro Valley |
| Conakry, Guinea | 7 hours ahead of Castro Valley | Perth, Australia | 15 hours ahead of Castro Valley |
| Constantine, Algeria | 8 hours ahead of Castro Valley | Peshawar, Pakistan | 12 hours ahead of Castro Valley |
| Copenhagen, Denmark | 9 hours ahead of Castro Valley | Petaling Jaya, Malaysia | 15 hours ahead of Castro Valley |
| Córdoba, Argentina | 4 hours ahead of Castro Valley | Philadelphia, USA | 3 hours ahead of Castro Valley |
| Cotonou, Benin | 8 hours ahead of Castro Valley | Phnom Penh, Cambodia | 14 hours ahead of Castro Valley |
| Cúcuta, Colombia | 2 hours ahead of Castro Valley | Phoenix, USA | the same time as Castro Valley |
| Curitiba, Brazil | 4 hours ahead of Castro Valley | Pietermaritzburg, South Africa | 9 hours ahead of Castro Valley |
| Da Nang, Vietnam | 14 hours ahead of Castro Valley | Pikine, Senegal | 7 hours ahead of Castro Valley |
| Daegu, South Korea | 16 hours ahead of Castro Valley | Pointe-Noire, Congo | 8 hours ahead of Castro Valley |
| Daejeon, South Korea | 16 hours ahead of Castro Valley | Port Elizabeth, South Africa | 9 hours ahead of Castro Valley |
| Dakar, Senegal | 7 hours ahead of Castro Valley | Port Harcourt, Nigeria | 8 hours ahead of Castro Valley |
| Dallas, USA | 2 hours ahead of Castro Valley | Port Said, Egypt | 10 hours ahead of Castro Valley |
| Damascus, Syria | 10 hours ahead of Castro Valley | Port Sudan, Sudan | 9 hours ahead of Castro Valley |
| Dammam, Saudi Arabia | 10 hours ahead of Castro Valley | Port-au-Prince, Haiti | 3 hours ahead of Castro Valley |
| Dar es Salaam, Tanzania | 10 hours ahead of Castro Valley | Porto Alegre, Brazil | 4 hours ahead of Castro Valley |
| Davao City, Philippines | 15 hours ahead of Castro Valley | Poznań, Poland | 9 hours ahead of Castro Valley |
| Delhi, India | 12 hours 30 minutes ahead of Castro Valley | Prague, Czech Republic | 9 hours ahead of Castro Valley |
| Denver, USA | 1 hour ahead of Castro Valley | Pretoria, South Africa | 9 hours ahead of Castro Valley |
| Detroit, USA | 3 hours ahead of Castro Valley | Pristina, Kosovo | 9 hours ahead of Castro Valley |
| Dhaka, Bangladesh | 13 hours ahead of Castro Valley | Puebla City, Mexico | 1 hour ahead of Castro Valley |
| Djibouti, Djibouti | 10 hours ahead of Castro Valley | Puente Alto, Chile | 3 hours ahead of Castro Valley |
| Dnipro, Ukraine | 10 hours ahead of Castro Valley | Pune, India | 12 hours 30 minutes ahead of Castro Valley |
| Donetsk, Ukraine | 10 hours ahead of Castro Valley | Pyongyang, North Korea | 16 hours ahead of Castro Valley |
| Dongguan, China | 15 hours ahead of Castro Valley | Qom, Iran | 10 hours 30 minutes ahead of Castro Valley |
| Dortmund, Germany | 9 hours ahead of Castro Valley | Québec, Canada | 3 hours ahead of Castro Valley |
| Douala, Cameroon | 8 hours ahead of Castro Valley | Quetta, Pakistan | 12 hours ahead of Castro Valley |
| Dresden, Germany | 9 hours ahead of Castro Valley | Quezon City, Philippines | 15 hours ahead of Castro Valley |
| Dubai, United Arab Emirates | 11 hours ahead of Castro Valley | Quilmes, Argentina | 4 hours ahead of Castro Valley |
| Dublin, Ireland | 8 hours ahead of Castro Valley | Quito, Ecuador | 2 hours ahead of Castro Valley |
| Duisburg, Germany | 9 hours ahead of Castro Valley | Rabat, Morocco | 8 hours ahead of Castro Valley |
| Durban, South Africa | 9 hours ahead of Castro Valley | Rajshahi, Bangladesh | 13 hours ahead of Castro Valley |
| Dushanbe, Tajikistan | 12 hours ahead of Castro Valley | Rawalpindi, Pakistan | 12 hours ahead of Castro Valley |
| Dusseldorf, Germany | 9 hours ahead of Castro Valley | Recife, Brazil | 4 hours ahead of Castro Valley |
| Ecatepec de Morelos, Mexico | 1 hour ahead of Castro Valley | Riga, Latvia | 10 hours ahead of Castro Valley |
| Edinburgh, United Kingdom | 8 hours ahead of Castro Valley | Rio de Janeiro, Brazil | 4 hours ahead of Castro Valley |
| Edmonton, Canada | 1 hour ahead of Castro Valley | Riyadh, Saudi Arabia | 10 hours ahead of Castro Valley |
| El Mahalla El Kubra, Egypt | 10 hours ahead of Castro Valley | Rome, Italy | 9 hours ahead of Castro Valley |
| El Paso, USA | 1 hour ahead of Castro Valley | Rosario, Argentina | 4 hours ahead of Castro Valley |
| Erbil, Iraq | 10 hours ahead of Castro Valley | Rostov-on-Don, Russia | 10 hours ahead of Castro Valley |
| Essen, Germany | 9 hours ahead of Castro Valley | Rotterdam, Netherlands | 9 hours ahead of Castro Valley |
| Faisalabad, Pakistan | 12 hours ahead of Castro Valley | Saint Petersburg, Russia | 10 hours ahead of Castro Valley |
| Fes, Morocco | 8 hours ahead of Castro Valley | Saitama, Japan | 16 hours ahead of Castro Valley |
| Fort Worth, USA | 2 hours ahead of Castro Valley | Salé, Morocco | 8 hours ahead of Castro Valley |
| Fortaleza, Brazil | 4 hours ahead of Castro Valley | Salta, Argentina | 4 hours ahead of Castro Valley |
| Frankfurt am Main, Germany | 9 hours ahead of Castro Valley | Salvador, Brazil | 4 hours ahead of Castro Valley |
| Freetown, Sierra Leone | 7 hours ahead of Castro Valley | Samara, Russia | 11 hours ahead of Castro Valley |
| Fukuoka, Japan | 16 hours ahead of Castro Valley | San Antonio, USA | 2 hours ahead of Castro Valley |
| Garoua, Cameroon | 8 hours ahead of Castro Valley | San Diego, USA | the same time as Castro Valley |
| Gaza, Palestinian Territories | 10 hours ahead of Castro Valley | San Francisco, USA | the same time as Castro Valley |
| Gaziantep, Turkey | 10 hours ahead of Castro Valley | San Jose, USA | the same time as Castro Valley |
| Gdańsk, Poland | 9 hours ahead of Castro Valley | San Juan, Puerto Rico | 3 hours ahead of Castro Valley |
| General Santos, Philippines | 15 hours ahead of Castro Valley | San Miguel de Tucumán, Argentina | 4 hours ahead of Castro Valley |
| Genoa, Italy | 9 hours ahead of Castro Valley | San Pedro Sula, Honduras | 1 hour ahead of Castro Valley |
| Giza, Egypt | 10 hours ahead of Castro Valley | San Salvador, El Salvador | 1 hour ahead of Castro Valley |
| Glasgow, United Kingdom | 8 hours ahead of Castro Valley | Sanaa, Yemen | 10 hours ahead of Castro Valley |
| Goiânia, Brazil | 4 hours ahead of Castro Valley | Santa Cruz de la Sierra, Bolivia | 3 hours ahead of Castro Valley |
| Gold Coast, Australia | 17 hours ahead of Castro Valley | Santa Fe, Argentina | 4 hours ahead of Castro Valley |
| Gomel, Belarus | 10 hours ahead of Castro Valley | Santa Marta, Colombia | 2 hours ahead of Castro Valley |
| Gothenburg, Sweden | 9 hours ahead of Castro Valley | Santiago, Chile | 3 hours ahead of Castro Valley |
| Goyang, South Korea | 16 hours ahead of Castro Valley | Santiago de Cali, Colombia | 2 hours ahead of Castro Valley |
| Guadalajara, Mexico | 1 hour ahead of Castro Valley | Santiago de Cuba, Cuba | 3 hours ahead of Castro Valley |
| Guangzhou, China | 15 hours ahead of Castro Valley | Santiago de los Caballeros, Dominican Republic | 3 hours ahead of Castro Valley |
| Guatemala City, Guatemala | 1 hour ahead of Castro Valley | Santo Domingo, Dominican Republic | 3 hours ahead of Castro Valley |
| Guayaquil, Ecuador | 2 hours ahead of Castro Valley | São Paulo, Brazil | 4 hours ahead of Castro Valley |
| Gujranwala, Pakistan | 12 hours ahead of Castro Valley | Sapporo, Japan | 16 hours ahead of Castro Valley |
| Gwangju, South Korea | 16 hours ahead of Castro Valley | Sarajevo, Bosnia and Herzegovina | 9 hours ahead of Castro Valley |
| Haiphong, Vietnam | 14 hours ahead of Castro Valley | Saratov, Russia | 11 hours ahead of Castro Valley |
| Hama, Syria | 10 hours ahead of Castro Valley | Seattle, USA | the same time as Castro Valley |
| Hamburg, Germany | 9 hours ahead of Castro Valley | Sendai, Japan | 16 hours ahead of Castro Valley |
| Hamhung, North Korea | 16 hours ahead of Castro Valley | Seoul, South Korea | 16 hours ahead of Castro Valley |
| Hamilton, Canada | 3 hours ahead of Castro Valley | Sevastopol, Ukraine | 10 hours ahead of Castro Valley |
| Hangzhou, China | 15 hours ahead of Castro Valley | Seville, Spain | 9 hours ahead of Castro Valley |
| Hanoi, Vietnam | 14 hours ahead of Castro Valley | Shah Alam, Malaysia | 15 hours ahead of Castro Valley |
| Hanover, Germany | 9 hours ahead of Castro Valley | Shanghai, China | 15 hours ahead of Castro Valley |
| Harare, Zimbabwe | 9 hours ahead of Castro Valley | Sharjah, United Arab Emirates | 11 hours ahead of Castro Valley |
| Harbin, China | 15 hours ahead of Castro Valley | Sheffield, United Kingdom | 8 hours ahead of Castro Valley |
| Hargeysa, Somalia | 10 hours ahead of Castro Valley | Shenyang, China | 15 hours ahead of Castro Valley |
| Havana, Cuba | 3 hours ahead of Castro Valley | Shenzhen, China | 15 hours ahead of Castro Valley |
| Helsinki, Finland | 10 hours ahead of Castro Valley | Shiraz, Iran | 10 hours 30 minutes ahead of Castro Valley |
| Hiroshima, Japan | 16 hours ahead of Castro Valley | Shymkent, Kazakhstan | 12 hours ahead of Castro Valley |
| Ho Chi Minh City, Vietnam | 14 hours ahead of Castro Valley | Singapore, Singapore | 15 hours ahead of Castro Valley |
| Homs, Syria | 10 hours ahead of Castro Valley | Skopje, North Macedonia | 9 hours ahead of Castro Valley |
| Hong Kong, Hong Kong | 15 hours ahead of Castro Valley | Sofia, Bulgaria | 10 hours ahead of Castro Valley |
| Houston, USA | 2 hours ahead of Castro Valley | Stockholm, Sweden | 9 hours ahead of Castro Valley |
| Hyderabad, India | 12 hours 30 minutes ahead of Castro Valley | Stuttgart, Germany | 9 hours ahead of Castro Valley |
| Hyderābād, Pakistan | 12 hours ahead of Castro Valley | Suez, Egypt | 10 hours ahead of Castro Valley |
| Ibadan, Nigeria | 8 hours ahead of Castro Valley | Sulaymaniyah, Iraq | 10 hours ahead of Castro Valley |
| Ibague, Colombia | 2 hours ahead of Castro Valley | Surabaya, Indonesia | 14 hours ahead of Castro Valley |
| Incheon, South Korea | 16 hours ahead of Castro Valley | Surat, India | 12 hours 30 minutes ahead of Castro Valley |
| Indianapolis, USA | 3 hours ahead of Castro Valley | Suwon, South Korea | 16 hours ahead of Castro Valley |
| Indore, India | 12 hours 30 minutes ahead of Castro Valley | Sydney, Australia | 17 hours ahead of Castro Valley |
| Ipoh, Malaysia | 15 hours ahead of Castro Valley | Ta`izz, Yemen | 10 hours ahead of Castro Valley |
| Iquitos, Peru | 2 hours ahead of Castro Valley | Ta’if, Saudi Arabia | 10 hours ahead of Castro Valley |
| Irkutsk, Russia | 15 hours ahead of Castro Valley | Tabriz, Iran | 10 hours 30 minutes ahead of Castro Valley |
| Isfahan, Iran | 10 hours 30 minutes ahead of Castro Valley | Tabuk, Saudi Arabia | 10 hours ahead of Castro Valley |
| Istanbul, Turkey | 10 hours ahead of Castro Valley | Taichung, Taiwan | 15 hours ahead of Castro Valley |
| Izhevsk, Russia | 11 hours ahead of Castro Valley | Tainan City, Taiwan | 15 hours ahead of Castro Valley |
| Izmir, Turkey | 10 hours ahead of Castro Valley | Taipei, Taiwan | 15 hours ahead of Castro Valley |
| Jacksonville, USA | 3 hours ahead of Castro Valley | Tangerang, Indonesia | 14 hours ahead of Castro Valley |
| Jaipur, India | 12 hours 30 minutes ahead of Castro Valley | Tangier, Morocco | 8 hours ahead of Castro Valley |
| Jakarta, Indonesia | 14 hours ahead of Castro Valley | Tashkent, Uzbekistan | 12 hours ahead of Castro Valley |
| Jeddah, Saudi Arabia | 10 hours ahead of Castro Valley | Tbilisi, Georgia | 11 hours ahead of Castro Valley |
| Jerusalem, Israel | 10 hours ahead of Castro Valley | Tébessa, Algeria | 8 hours ahead of Castro Valley |
| Johannesburg, South Africa | 9 hours ahead of Castro Valley | Tegucigalpa, Honduras | 1 hour ahead of Castro Valley |
| Johor Bahru, Malaysia | 15 hours ahead of Castro Valley | Tehran, Iran | 10 hours 30 minutes ahead of Castro Valley |
| Kabul, Afghanistan | 11 hours 30 minutes ahead of Castro Valley | Tembisa, South Africa | 9 hours ahead of Castro Valley |
| Kaduna, Nigeria | 8 hours ahead of Castro Valley | The Hague, Netherlands | 9 hours ahead of Castro Valley |
| Kampala, Uganda | 10 hours ahead of Castro Valley | Tianjin, China | 15 hours ahead of Castro Valley |
| Kananga, DR Congo | 9 hours ahead of Castro Valley | Tijuana, Mexico | the same time as Castro Valley |
| Kano, Nigeria | 8 hours ahead of Castro Valley | Tokyo, Japan | 16 hours ahead of Castro Valley |
| Kanpur, India | 12 hours 30 minutes ahead of Castro Valley | Tolyatti, Russia | 11 hours ahead of Castro Valley |
| Kaohsiung City, Taiwan | 15 hours ahead of Castro Valley | Toronto, Canada | 3 hours ahead of Castro Valley |
| Karachi, Pakistan | 12 hours ahead of Castro Valley | Touba, Senegal | 7 hours ahead of Castro Valley |
| Karagandy, Kazakhstan | 12 hours ahead of Castro Valley | Toulouse, France | 9 hours ahead of Castro Valley |
| Karaj, Iran | 10 hours 30 minutes ahead of Castro Valley | Tripoli, Libya | 9 hours ahead of Castro Valley |
| Karbala, Iraq | 10 hours ahead of Castro Valley | Trujillo, Peru | 2 hours ahead of Castro Valley |
| Kathmandu, Nepal | 12 hours 45 minutes ahead of Castro Valley | Tunis, Tunisia | 8 hours ahead of Castro Valley |
| Kawasaki, Japan | 16 hours ahead of Castro Valley | Turin, Italy | 9 hours ahead of Castro Valley |
| Kazan’, Russia | 10 hours ahead of Castro Valley | Ufa, Russia | 12 hours ahead of Castro Valley |
| Khabarovsk, Russia | 17 hours ahead of Castro Valley | Ulan Bator, Mongolia | 15 hours ahead of Castro Valley |
| Kharkiv, Ukraine | 10 hours ahead of Castro Valley | Ulyanovsk, Russia | 11 hours ahead of Castro Valley |
| Khartoum, Sudan | 9 hours ahead of Castro Valley | Valencia, Spain | 9 hours ahead of Castro Valley |
| Khulna, Bangladesh | 13 hours ahead of Castro Valley | Valencia, Venezuela | 3 hours ahead of Castro Valley |
| Kiev, Ukraine | 10 hours ahead of Castro Valley | Vancouver, Canada | the same time as Castro Valley |
| Kigali, Rwanda | 9 hours ahead of Castro Valley | Vienna, Austria | 9 hours ahead of Castro Valley |
| Kingston, Jamaica | 2 hours ahead of Castro Valley | Vilnius, Lithuania | 10 hours ahead of Castro Valley |
| Kinshasa, DR Congo | 8 hours ahead of Castro Valley | Vladivostok, Russia | 17 hours ahead of Castro Valley |
| Kirkuk, Iraq | 10 hours ahead of Castro Valley | Volgograd, Russia | 10 hours ahead of Castro Valley |
| Kisangani, DR Congo | 9 hours ahead of Castro Valley | Voronezh, Russia | 10 hours ahead of Castro Valley |
| Klang, Malaysia | 15 hours ahead of Castro Valley | Warsaw, Poland | 9 hours ahead of Castro Valley |
| Kobe, Japan | 16 hours ahead of Castro Valley | Washington D.C., USA | 3 hours ahead of Castro Valley |
| Kolkata, India | 12 hours 30 minutes ahead of Castro Valley | White House, Morocco | 8 hours ahead of Castro Valley |
| Kolwezi, DR Congo | 9 hours ahead of Castro Valley | Winnipeg, Canada | 2 hours ahead of Castro Valley |
| Konya, Turkey | 10 hours ahead of Castro Valley | Wrocław, Poland | 9 hours ahead of Castro Valley |
| Kota Bharu, Malaysia | 15 hours ahead of Castro Valley | Wuhan, China | 15 hours ahead of Castro Valley |
| Kousséri, Cameroon | 8 hours ahead of Castro Valley | Xi'an, China | 15 hours ahead of Castro Valley |
| Kowloon, Hong Kong | 15 hours ahead of Castro Valley | Yangon, Myanmar | 13 hours 30 minutes ahead of Castro Valley |
| Krakow, Poland | 9 hours ahead of Castro Valley | Yaoundé, Cameroon | 8 hours ahead of Castro Valley |
| Krasnodar, Russia | 10 hours ahead of Castro Valley | Yaroslavl, Russia | 10 hours ahead of Castro Valley |
| Krasnoyarsk, Russia | 14 hours ahead of Castro Valley | Yekaterinburg, Russia | 12 hours ahead of Castro Valley |
| Kryvyi Rih, Ukraine | 10 hours ahead of Castro Valley | Yerevan, Armenia | 11 hours ahead of Castro Valley |
| Kuala Lumpur, Malaysia | 15 hours ahead of Castro Valley | Yokohama, Japan | 16 hours ahead of Castro Valley |
| Kuching, Malaysia | 15 hours ahead of Castro Valley | Zagreb, Croatia | 9 hours ahead of Castro Valley |
| Kumasi, Ghana | 7 hours ahead of Castro Valley | Zamboanga City, Philippines | 15 hours ahead of Castro Valley |
| Kyoto, Japan | 16 hours ahead of Castro Valley | Zapopan, Mexico | 1 hour ahead of Castro Valley |
| La Paz, Bolivia | 3 hours ahead of Castro Valley | Zaporizhia, Ukraine | 10 hours ahead of Castro Valley |
| La Plata, Argentina | 4 hours ahead of Castro Valley | Zaragoza, Spain | 9 hours ahead of Castro Valley |
| Lagos, Nigeria | 8 hours ahead of Castro Valley | Zarqa, Jordan | 10 hours ahead of Castro Valley |