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УкраїнськаTime difference between Penarth, United Kingdom and other cities
Penarth time zone: UTC+01:00 or BSTFind out the time difference between and Penarth,
or see the time difference between Penarth and other cities in the table below.
| City and country | Time difference | City and country | Time difference |
|---|---|---|---|
| Abidjan, Cote d'Ivoire | 1 hour behind Penarth | Lahore, Pakistan | 4 hours ahead of Penarth |
| Abu Dhabi, United Arab Emirates | 3 hours ahead of Penarth | Leeds, United Kingdom | the same time as Penarth |
| Abu Ghraib, Iraq | 2 hours ahead of Penarth | Leipzig, Germany | 1 hour ahead of Penarth |
| Accra, Ghana | 1 hour behind Penarth | León, Mexico | 7 hours behind Penarth |
| Adana, Turkey | 2 hours ahead of Penarth | Libreville, Gabon | the same time as Penarth |
| Addis Ababa, Ethiopia | 2 hours ahead of Penarth | Likasi, DR Congo | 1 hour ahead of Penarth |
| Adelaide, Australia | 8 hours 30 minutes ahead of Penarth | Lilongwe, Malawi | 1 hour ahead of Penarth |
| Aden, Yemen | 2 hours ahead of Penarth | Lima, Peru | 6 hours behind Penarth |
| Agadir, Morocco | the same time as Penarth | Lisbon, Portugal | the same time as Penarth |
| Ahmedabad, India | 4 hours 30 minutes ahead of Penarth | Liverpool, United Kingdom | the same time as Penarth |
| Ahvāz, Iran | 2 hours 30 minutes ahead of Penarth | Lomé, Togo | 1 hour behind Penarth |
| Al Hudaydah, Yemen | 2 hours ahead of Penarth | London, United Kingdom | the same time as Penarth |
| Aleppo, Syria | 2 hours ahead of Penarth | Los Angeles, USA | 8 hours behind Penarth |
| Alexandria, Egypt | 2 hours ahead of Penarth | Luanda, Angola | the same time as Penarth |
| Algiers, Algeria | the same time as Penarth | Lubumbashi, DR Congo | 1 hour ahead of Penarth |
| Almaty, Kazakhstan | 4 hours ahead of Penarth | Lucknow, India | 4 hours 30 minutes ahead of Penarth |
| Amman, Jordan | 2 hours ahead of Penarth | Luhansk, Ukraine | 2 hours ahead of Penarth |
| Amsterdam, Netherlands | 1 hour ahead of Penarth | Lusaka, Zambia | 1 hour ahead of Penarth |
| Ankara, Turkey | 2 hours ahead of Penarth | Luxor, Egypt | 2 hours ahead of Penarth |
| Antalya, Turkey | 2 hours ahead of Penarth | Lviv, Ukraine | 2 hours ahead of Penarth |
| Antananarivo, Madagascar | 2 hours ahead of Penarth | Lyon, France | 1 hour ahead of Penarth |
| Antwerp, Belgium | 1 hour ahead of Penarth | Łódź, Poland | 1 hour ahead of Penarth |
| Arequipa, Peru | 6 hours behind Penarth | Macao, Macau | 7 hours ahead of Penarth |
| Ashgabat, Turkmenistan | 4 hours ahead of Penarth | Madrid, Spain | 1 hour ahead of Penarth |
| Asmara, Eritrea | 2 hours ahead of Penarth | Makassar, Indonesia | 7 hours ahead of Penarth |
| Asunción, Paraguay | 5 hours behind Penarth | Málaga, Spain | 1 hour ahead of Penarth |
| Asyut, Egypt | 2 hours ahead of Penarth | Managua, Nicaragua | 7 hours behind Penarth |
| Athens, Greece | 2 hours ahead of Penarth | Manaus, Brazil | 5 hours behind Penarth |
| Auckland, New Zealand | 11 hours ahead of Penarth | Mandalay, Myanmar | 5 hours 30 minutes ahead of Penarth |
| Austin, USA | 6 hours behind Penarth | Manila, Philippines | 7 hours ahead of Penarth |
| Bacolod City, Philippines | 7 hours ahead of Penarth | Mansoura, Egypt | 2 hours ahead of Penarth |
| Baghdad, Iraq | 2 hours ahead of Penarth | Maputo, Mozambique | 1 hour ahead of Penarth |
| Baku, Azerbaijan | 3 hours ahead of Penarth | Mar del Plata, Argentina | 4 hours behind Penarth |
| Baltimore, USA | 5 hours behind Penarth | Maracaibo, Venezuela | 5 hours behind Penarth |
| Bamako, Mali | 1 hour behind Penarth | Maracay, Venezuela | 5 hours behind Penarth |
| Bandung, Indonesia | 6 hours ahead of Penarth | Mariupol, Ukraine | 2 hours ahead of Penarth |
| Bangkok, Thailand | 6 hours ahead of Penarth | Marrakesh, Morocco | the same time as Penarth |
| Bangui, Central African Republic | the same time as Penarth | Marseille, France | 1 hour ahead of Penarth |
| Barcelona, Venezuela | 5 hours behind Penarth | Mashhad, Iran | 2 hours 30 minutes ahead of Penarth |
| Barcelona, Spain | 1 hour ahead of Penarth | Matola, Mozambique | 1 hour ahead of Penarth |
| Barnaul, Russia | 6 hours ahead of Penarth | Maturín, Venezuela | 5 hours behind Penarth |
| Barquisimeto, Venezuela | 5 hours behind Penarth | Mawlamyine, Myanmar | 5 hours 30 minutes ahead of Penarth |
| Barranquilla, Colombia | 6 hours behind Penarth | Mbuji-Mayi, DR Congo | 1 hour ahead of Penarth |
| Basrah, Iraq | 2 hours ahead of Penarth | Mecca, Saudi Arabia | 2 hours ahead of Penarth |
| Beijing, China | 7 hours ahead of Penarth | Medan, Indonesia | 6 hours ahead of Penarth |
| Beira, Mozambique | 1 hour ahead of Penarth | Medellín, Colombia | 6 hours behind Penarth |
| Beirut, Lebanon | 2 hours ahead of Penarth | Medina, Saudi Arabia | 2 hours ahead of Penarth |
| Bekasi, Indonesia | 6 hours ahead of Penarth | Meknes, Morocco | the same time as Penarth |
| Belém, Brazil | 4 hours behind Penarth | Melbourne, Australia | 9 hours ahead of Penarth |
| Belgrade, Serbia | 1 hour ahead of Penarth | Memphis, USA | 6 hours behind Penarth |
| Belo Horizonte, Brazil | 4 hours behind Penarth | Mendoza, Argentina | 4 hours behind Penarth |
| Bengaluru, India | 4 hours 30 minutes ahead of Penarth | Mexico City, Mexico | 7 hours behind Penarth |
| Benghazi, Libya | 1 hour ahead of Penarth | Milan, Italy | 1 hour ahead of Penarth |
| Benin City, Nigeria | the same time as Penarth | Minsk, Belarus | 2 hours ahead of Penarth |
| Benoni, South Africa | 1 hour ahead of Penarth | Mississauga, Canada | 5 hours behind Penarth |
| Berlin, Germany | 1 hour ahead of Penarth | Mogadishu, Somalia | 2 hours ahead of Penarth |
| Birmingham, United Kingdom | the same time as Penarth | Mombasa, Kenya | 2 hours ahead of Penarth |
| Bishkek, Kyrgyzstan | 5 hours ahead of Penarth | Monrovia, Liberia | 1 hour behind Penarth |
| Blantyre, Malawi | 1 hour ahead of Penarth | Monterrey, Mexico | 7 hours behind Penarth |
| Bogotá, Colombia | 6 hours behind Penarth | Montevideo, Uruguay | 4 hours behind Penarth |
| Boston, USA | 5 hours behind Penarth | Montreal, Canada | 5 hours behind Penarth |
| Bouaké, Cote d'Ivoire | 1 hour behind Penarth | Moscow, Russia | 2 hours ahead of Penarth |
| Boumerdas, Algeria | the same time as Penarth | Mosul, Iraq | 2 hours ahead of Penarth |
| Brampton, Canada | 5 hours behind Penarth | Multan, Pakistan | 4 hours ahead of Penarth |
| Brasília, Brazil | 4 hours behind Penarth | Mumbai, India | 4 hours 30 minutes ahead of Penarth |
| Bratislava, Slovakia | 1 hour ahead of Penarth | Munich, Germany | 1 hour ahead of Penarth |
| Brazzaville, Congo | the same time as Penarth | Murcia, Spain | 1 hour ahead of Penarth |
| Bremen, Germany | 1 hour ahead of Penarth | Muscat, Oman | 3 hours ahead of Penarth |
| Brisbane, Australia | 9 hours ahead of Penarth | Muzaffarabad, Pakistan | 4 hours ahead of Penarth |
| Bristol, United Kingdom | the same time as Penarth | Mwanza, Tanzania | 2 hours ahead of Penarth |
| Brussels, Belgium | 1 hour ahead of Penarth | Mykolayiv, Ukraine | 2 hours ahead of Penarth |
| Bucaramanga, Colombia | 6 hours behind Penarth | N'Djamena, Chad | the same time as Penarth |
| Bucharest, Romania | 2 hours ahead of Penarth | Nagoya, Japan | 8 hours ahead of Penarth |
| Budapest, Hungary | 1 hour ahead of Penarth | Nagpur, India | 4 hours 30 minutes ahead of Penarth |
| Buenos Aires, Argentina | 4 hours behind Penarth | Nairobi, Kenya | 2 hours ahead of Penarth |
| Bulawayo, Zimbabwe | 1 hour ahead of Penarth | Najaf, Iraq | 2 hours ahead of Penarth |
| Bursa, Turkey | 2 hours ahead of Penarth | Namangan, Uzbekistan | 4 hours ahead of Penarth |
| Busan, South Korea | 8 hours ahead of Penarth | Namp'o, North Korea | 8 hours ahead of Penarth |
| Cairo, Egypt | 2 hours ahead of Penarth | Nanchong, China | 7 hours ahead of Penarth |
| Calgary, Canada | 7 hours behind Penarth | Nanjing, China | 7 hours ahead of Penarth |
| Callao, Peru | 6 hours behind Penarth | Naples, Italy | 1 hour ahead of Penarth |
| Cape Town, South Africa | 1 hour ahead of Penarth | Naypyitaw, Myanmar | 5 hours 30 minutes ahead of Penarth |
| Caracas, Venezuela | 5 hours behind Penarth | New York, USA | 5 hours behind Penarth |
| Cartagena, Colombia | 6 hours behind Penarth | Niamey, Niger | the same time as Penarth |
| Cebu City, Philippines | 7 hours ahead of Penarth | Nizhny Novgorod, Russia | 2 hours ahead of Penarth |
| Charlotte, USA | 5 hours behind Penarth | Nouakchott, Mauritania | 1 hour behind Penarth |
| Chelyabinsk, Russia | 4 hours ahead of Penarth | Novosibirsk, Russia | 6 hours ahead of Penarth |
| Chengdu, China | 7 hours ahead of Penarth | Nuremberg, Germany | 1 hour ahead of Penarth |
| Chennai, India | 4 hours 30 minutes ahead of Penarth | Odesa, Ukraine | 2 hours ahead of Penarth |
| Chicago, USA | 6 hours behind Penarth | Omdurman, Sudan | 1 hour ahead of Penarth |
| Chiclayo, Peru | 6 hours behind Penarth | Omsk, Russia | 5 hours ahead of Penarth |
| Chişinău, Moldova | 2 hours ahead of Penarth | Oran, Algeria | the same time as Penarth |
| Chittagong, Bangladesh | 5 hours ahead of Penarth | Osaka, Japan | 8 hours ahead of Penarth |
| Chongqing, China | 7 hours ahead of Penarth | Oslo, Norway | 1 hour ahead of Penarth |
| City of Taguig, Philippines | 7 hours ahead of Penarth | Ottawa, Canada | 5 hours behind Penarth |
| Ciudad Guayana, Venezuela | 5 hours behind Penarth | Ouagadougou, Burkina Faso | 1 hour behind Penarth |
| Ciudad Juárez, Mexico | 6 hours behind Penarth | Palembang, Indonesia | 6 hours ahead of Penarth |
| Ciudad Nezahualcoyotl, Mexico | 7 hours behind Penarth | Palermo, Italy | 1 hour ahead of Penarth |
| Cochabamba, Bolivia | 5 hours behind Penarth | Paris, France | 1 hour ahead of Penarth |
| Cologne, Germany | 1 hour ahead of Penarth | Patna, India | 4 hours 30 minutes ahead of Penarth |
| Colombo, Sri Lanka | 4 hours 30 minutes ahead of Penarth | Pereira, Colombia | 6 hours behind Penarth |
| Columbus, USA | 5 hours behind Penarth | Perm, Russia | 4 hours ahead of Penarth |
| Conakry, Guinea | 1 hour behind Penarth | Perth, Australia | 7 hours ahead of Penarth |
| Constantine, Algeria | the same time as Penarth | Peshawar, Pakistan | 4 hours ahead of Penarth |
| Copenhagen, Denmark | 1 hour ahead of Penarth | Petaling Jaya, Malaysia | 7 hours ahead of Penarth |
| Córdoba, Argentina | 4 hours behind Penarth | Philadelphia, USA | 5 hours behind Penarth |
| Cotonou, Benin | the same time as Penarth | Phnom Penh, Cambodia | 6 hours ahead of Penarth |
| Cúcuta, Colombia | 6 hours behind Penarth | Phoenix, USA | 8 hours behind Penarth |
| Curitiba, Brazil | 4 hours behind Penarth | Pietermaritzburg, South Africa | 1 hour ahead of Penarth |
| Da Nang, Vietnam | 6 hours ahead of Penarth | Pikine, Senegal | 1 hour behind Penarth |
| Daegu, South Korea | 8 hours ahead of Penarth | Pointe-Noire, Congo | the same time as Penarth |
| Daejeon, South Korea | 8 hours ahead of Penarth | Port Elizabeth, South Africa | 1 hour ahead of Penarth |
| Dakar, Senegal | 1 hour behind Penarth | Port Harcourt, Nigeria | the same time as Penarth |
| Dallas, USA | 6 hours behind Penarth | Port Said, Egypt | 2 hours ahead of Penarth |
| Damascus, Syria | 2 hours ahead of Penarth | Port Sudan, Sudan | 1 hour ahead of Penarth |
| Dammam, Saudi Arabia | 2 hours ahead of Penarth | Port-au-Prince, Haiti | 5 hours behind Penarth |
| Dar es Salaam, Tanzania | 2 hours ahead of Penarth | Porto Alegre, Brazil | 4 hours behind Penarth |
| Davao City, Philippines | 7 hours ahead of Penarth | Poznań, Poland | 1 hour ahead of Penarth |
| Delhi, India | 4 hours 30 minutes ahead of Penarth | Prague, Czech Republic | 1 hour ahead of Penarth |
| Denver, USA | 7 hours behind Penarth | Pretoria, South Africa | 1 hour ahead of Penarth |
| Detroit, USA | 5 hours behind Penarth | Pristina, Kosovo | 1 hour ahead of Penarth |
| Dhaka, Bangladesh | 5 hours ahead of Penarth | Puebla City, Mexico | 7 hours behind Penarth |
| Djibouti, Djibouti | 2 hours ahead of Penarth | Puente Alto, Chile | 5 hours behind Penarth |
| Dnipro, Ukraine | 2 hours ahead of Penarth | Pune, India | 4 hours 30 minutes ahead of Penarth |
| Donetsk, Ukraine | 2 hours ahead of Penarth | Pyongyang, North Korea | 8 hours ahead of Penarth |
| Dongguan, China | 7 hours ahead of Penarth | Qom, Iran | 2 hours 30 minutes ahead of Penarth |
| Dortmund, Germany | 1 hour ahead of Penarth | Québec, Canada | 5 hours behind Penarth |
| Douala, Cameroon | the same time as Penarth | Quetta, Pakistan | 4 hours ahead of Penarth |
| Dresden, Germany | 1 hour ahead of Penarth | Quezon City, Philippines | 7 hours ahead of Penarth |
| Dubai, United Arab Emirates | 3 hours ahead of Penarth | Quilmes, Argentina | 4 hours behind Penarth |
| Dublin, Ireland | the same time as Penarth | Quito, Ecuador | 6 hours behind Penarth |
| Duisburg, Germany | 1 hour ahead of Penarth | Rabat, Morocco | the same time as Penarth |
| Durban, South Africa | 1 hour ahead of Penarth | Rajshahi, Bangladesh | 5 hours ahead of Penarth |
| Dushanbe, Tajikistan | 4 hours ahead of Penarth | Rawalpindi, Pakistan | 4 hours ahead of Penarth |
| Dusseldorf, Germany | 1 hour ahead of Penarth | Recife, Brazil | 4 hours behind Penarth |
| Ecatepec de Morelos, Mexico | 7 hours behind Penarth | Riga, Latvia | 2 hours ahead of Penarth |
| Edinburgh, United Kingdom | the same time as Penarth | Rio de Janeiro, Brazil | 4 hours behind Penarth |
| Edmonton, Canada | 7 hours behind Penarth | Riyadh, Saudi Arabia | 2 hours ahead of Penarth |
| El Mahalla El Kubra, Egypt | 2 hours ahead of Penarth | Rome, Italy | 1 hour ahead of Penarth |
| El Paso, USA | 7 hours behind Penarth | Rosario, Argentina | 4 hours behind Penarth |
| Erbil, Iraq | 2 hours ahead of Penarth | Rostov-on-Don, Russia | 2 hours ahead of Penarth |
| Essen, Germany | 1 hour ahead of Penarth | Rotterdam, Netherlands | 1 hour ahead of Penarth |
| Faisalabad, Pakistan | 4 hours ahead of Penarth | Saint Petersburg, Russia | 2 hours ahead of Penarth |
| Fes, Morocco | the same time as Penarth | Saitama, Japan | 8 hours ahead of Penarth |
| Fort Worth, USA | 6 hours behind Penarth | Salé, Morocco | the same time as Penarth |
| Fortaleza, Brazil | 4 hours behind Penarth | Salta, Argentina | 4 hours behind Penarth |
| Frankfurt am Main, Germany | 1 hour ahead of Penarth | Salvador, Brazil | 4 hours behind Penarth |
| Freetown, Sierra Leone | 1 hour behind Penarth | Samara, Russia | 3 hours ahead of Penarth |
| Fukuoka, Japan | 8 hours ahead of Penarth | San Antonio, USA | 6 hours behind Penarth |
| Garoua, Cameroon | the same time as Penarth | San Diego, USA | 8 hours behind Penarth |
| Gaza, Palestinian Territories | 2 hours ahead of Penarth | San Francisco, USA | 8 hours behind Penarth |
| Gaziantep, Turkey | 2 hours ahead of Penarth | San Jose, USA | 8 hours behind Penarth |
| Gdańsk, Poland | 1 hour ahead of Penarth | San Juan, Puerto Rico | 5 hours behind Penarth |
| General Santos, Philippines | 7 hours ahead of Penarth | San Miguel de Tucumán, Argentina | 4 hours behind Penarth |
| Genoa, Italy | 1 hour ahead of Penarth | San Pedro Sula, Honduras | 7 hours behind Penarth |
| Giza, Egypt | 2 hours ahead of Penarth | San Salvador, El Salvador | 7 hours behind Penarth |
| Glasgow, United Kingdom | the same time as Penarth | Sanaa, Yemen | 2 hours ahead of Penarth |
| Goiânia, Brazil | 4 hours behind Penarth | Santa Cruz de la Sierra, Bolivia | 5 hours behind Penarth |
| Gold Coast, Australia | 9 hours ahead of Penarth | Santa Fe, Argentina | 4 hours behind Penarth |
| Gomel, Belarus | 2 hours ahead of Penarth | Santa Marta, Colombia | 6 hours behind Penarth |
| Gothenburg, Sweden | 1 hour ahead of Penarth | Santiago, Chile | 5 hours behind Penarth |
| Goyang, South Korea | 8 hours ahead of Penarth | Santiago de Cali, Colombia | 6 hours behind Penarth |
| Guadalajara, Mexico | 7 hours behind Penarth | Santiago de Cuba, Cuba | 5 hours behind Penarth |
| Guangzhou, China | 7 hours ahead of Penarth | Santiago de los Caballeros, Dominican Republic | 5 hours behind Penarth |
| Guatemala City, Guatemala | 7 hours behind Penarth | Santo Domingo, Dominican Republic | 5 hours behind Penarth |
| Guayaquil, Ecuador | 6 hours behind Penarth | São Paulo, Brazil | 4 hours behind Penarth |
| Gujranwala, Pakistan | 4 hours ahead of Penarth | Sapporo, Japan | 8 hours ahead of Penarth |
| Gwangju, South Korea | 8 hours ahead of Penarth | Sarajevo, Bosnia and Herzegovina | 1 hour ahead of Penarth |
| Haiphong, Vietnam | 6 hours ahead of Penarth | Saratov, Russia | 3 hours ahead of Penarth |
| Hama, Syria | 2 hours ahead of Penarth | Seattle, USA | 8 hours behind Penarth |
| Hamburg, Germany | 1 hour ahead of Penarth | Sendai, Japan | 8 hours ahead of Penarth |
| Hamhung, North Korea | 8 hours ahead of Penarth | Seoul, South Korea | 8 hours ahead of Penarth |
| Hamilton, Canada | 5 hours behind Penarth | Sevastopol, Ukraine | 2 hours ahead of Penarth |
| Hangzhou, China | 7 hours ahead of Penarth | Seville, Spain | 1 hour ahead of Penarth |
| Hanoi, Vietnam | 6 hours ahead of Penarth | Shah Alam, Malaysia | 7 hours ahead of Penarth |
| Hanover, Germany | 1 hour ahead of Penarth | Shanghai, China | 7 hours ahead of Penarth |
| Harare, Zimbabwe | 1 hour ahead of Penarth | Sharjah, United Arab Emirates | 3 hours ahead of Penarth |
| Harbin, China | 7 hours ahead of Penarth | Sheffield, United Kingdom | the same time as Penarth |
| Hargeysa, Somalia | 2 hours ahead of Penarth | Shenyang, China | 7 hours ahead of Penarth |
| Havana, Cuba | 5 hours behind Penarth | Shenzhen, China | 7 hours ahead of Penarth |
| Helsinki, Finland | 2 hours ahead of Penarth | Shiraz, Iran | 2 hours 30 minutes ahead of Penarth |
| Hiroshima, Japan | 8 hours ahead of Penarth | Shymkent, Kazakhstan | 4 hours ahead of Penarth |
| Ho Chi Minh City, Vietnam | 6 hours ahead of Penarth | Singapore, Singapore | 7 hours ahead of Penarth |
| Homs, Syria | 2 hours ahead of Penarth | Skopje, North Macedonia | 1 hour ahead of Penarth |
| Hong Kong, Hong Kong | 7 hours ahead of Penarth | Sofia, Bulgaria | 2 hours ahead of Penarth |
| Houston, USA | 6 hours behind Penarth | Stockholm, Sweden | 1 hour ahead of Penarth |
| Hyderabad, India | 4 hours 30 minutes ahead of Penarth | Stuttgart, Germany | 1 hour ahead of Penarth |
| Hyderābād, Pakistan | 4 hours ahead of Penarth | Suez, Egypt | 2 hours ahead of Penarth |
| Ibadan, Nigeria | the same time as Penarth | Sulaymaniyah, Iraq | 2 hours ahead of Penarth |
| Ibague, Colombia | 6 hours behind Penarth | Surabaya, Indonesia | 6 hours ahead of Penarth |
| Incheon, South Korea | 8 hours ahead of Penarth | Surat, India | 4 hours 30 minutes ahead of Penarth |
| Indianapolis, USA | 5 hours behind Penarth | Suwon, South Korea | 8 hours ahead of Penarth |
| Indore, India | 4 hours 30 minutes ahead of Penarth | Sydney, Australia | 9 hours ahead of Penarth |
| Ipoh, Malaysia | 7 hours ahead of Penarth | Ta`izz, Yemen | 2 hours ahead of Penarth |
| Iquitos, Peru | 6 hours behind Penarth | Ta’if, Saudi Arabia | 2 hours ahead of Penarth |
| Irkutsk, Russia | 7 hours ahead of Penarth | Tabriz, Iran | 2 hours 30 minutes ahead of Penarth |
| Isfahan, Iran | 2 hours 30 minutes ahead of Penarth | Tabuk, Saudi Arabia | 2 hours ahead of Penarth |
| Istanbul, Turkey | 2 hours ahead of Penarth | Taichung, Taiwan | 7 hours ahead of Penarth |
| Izhevsk, Russia | 3 hours ahead of Penarth | Tainan City, Taiwan | 7 hours ahead of Penarth |
| Izmir, Turkey | 2 hours ahead of Penarth | Taipei, Taiwan | 7 hours ahead of Penarth |
| Jacksonville, USA | 5 hours behind Penarth | Tangerang, Indonesia | 6 hours ahead of Penarth |
| Jaipur, India | 4 hours 30 minutes ahead of Penarth | Tangier, Morocco | the same time as Penarth |
| Jakarta, Indonesia | 6 hours ahead of Penarth | Tashkent, Uzbekistan | 4 hours ahead of Penarth |
| Jeddah, Saudi Arabia | 2 hours ahead of Penarth | Tbilisi, Georgia | 3 hours ahead of Penarth |
| Jerusalem, Israel | 2 hours ahead of Penarth | Tébessa, Algeria | the same time as Penarth |
| Johannesburg, South Africa | 1 hour ahead of Penarth | Tegucigalpa, Honduras | 7 hours behind Penarth |
| Johor Bahru, Malaysia | 7 hours ahead of Penarth | Tehran, Iran | 2 hours 30 minutes ahead of Penarth |
| Kabul, Afghanistan | 3 hours 30 minutes ahead of Penarth | Tembisa, South Africa | 1 hour ahead of Penarth |
| Kaduna, Nigeria | the same time as Penarth | The Hague, Netherlands | 1 hour ahead of Penarth |
| Kampala, Uganda | 2 hours ahead of Penarth | Tianjin, China | 7 hours ahead of Penarth |
| Kananga, DR Congo | 1 hour ahead of Penarth | Tijuana, Mexico | 8 hours behind Penarth |
| Kano, Nigeria | the same time as Penarth | Tokyo, Japan | 8 hours ahead of Penarth |
| Kanpur, India | 4 hours 30 minutes ahead of Penarth | Tolyatti, Russia | 3 hours ahead of Penarth |
| Kaohsiung City, Taiwan | 7 hours ahead of Penarth | Toronto, Canada | 5 hours behind Penarth |
| Karachi, Pakistan | 4 hours ahead of Penarth | Touba, Senegal | 1 hour behind Penarth |
| Karagandy, Kazakhstan | 4 hours ahead of Penarth | Toulouse, France | 1 hour ahead of Penarth |
| Karaj, Iran | 2 hours 30 minutes ahead of Penarth | Tripoli, Libya | 1 hour ahead of Penarth |
| Karbala, Iraq | 2 hours ahead of Penarth | Trujillo, Peru | 6 hours behind Penarth |
| Kathmandu, Nepal | 4 hours 45 minutes ahead of Penarth | Tunis, Tunisia | the same time as Penarth |
| Kawasaki, Japan | 8 hours ahead of Penarth | Turin, Italy | 1 hour ahead of Penarth |
| Kazan’, Russia | 2 hours ahead of Penarth | Ufa, Russia | 4 hours ahead of Penarth |
| Khabarovsk, Russia | 9 hours ahead of Penarth | Ulan Bator, Mongolia | 7 hours ahead of Penarth |
| Kharkiv, Ukraine | 2 hours ahead of Penarth | Ulyanovsk, Russia | 3 hours ahead of Penarth |
| Khartoum, Sudan | 1 hour ahead of Penarth | Valencia, Spain | 1 hour ahead of Penarth |
| Khulna, Bangladesh | 5 hours ahead of Penarth | Valencia, Venezuela | 5 hours behind Penarth |
| Kiev, Ukraine | 2 hours ahead of Penarth | Vancouver, Canada | 8 hours behind Penarth |
| Kigali, Rwanda | 1 hour ahead of Penarth | Vienna, Austria | 1 hour ahead of Penarth |
| Kingston, Jamaica | 6 hours behind Penarth | Vilnius, Lithuania | 2 hours ahead of Penarth |
| Kinshasa, DR Congo | the same time as Penarth | Vladivostok, Russia | 9 hours ahead of Penarth |
| Kirkuk, Iraq | 2 hours ahead of Penarth | Volgograd, Russia | 2 hours ahead of Penarth |
| Kisangani, DR Congo | 1 hour ahead of Penarth | Voronezh, Russia | 2 hours ahead of Penarth |
| Klang, Malaysia | 7 hours ahead of Penarth | Warsaw, Poland | 1 hour ahead of Penarth |
| Kobe, Japan | 8 hours ahead of Penarth | Washington D.C., USA | 5 hours behind Penarth |
| Kolkata, India | 4 hours 30 minutes ahead of Penarth | White House, Morocco | the same time as Penarth |
| Kolwezi, DR Congo | 1 hour ahead of Penarth | Winnipeg, Canada | 6 hours behind Penarth |
| Konya, Turkey | 2 hours ahead of Penarth | Wrocław, Poland | 1 hour ahead of Penarth |
| Kota Bharu, Malaysia | 7 hours ahead of Penarth | Wuhan, China | 7 hours ahead of Penarth |
| Kousséri, Cameroon | the same time as Penarth | Xi'an, China | 7 hours ahead of Penarth |
| Kowloon, Hong Kong | 7 hours ahead of Penarth | Yangon, Myanmar | 5 hours 30 minutes ahead of Penarth |
| Krakow, Poland | 1 hour ahead of Penarth | Yaoundé, Cameroon | the same time as Penarth |
| Krasnodar, Russia | 2 hours ahead of Penarth | Yaroslavl, Russia | 2 hours ahead of Penarth |
| Krasnoyarsk, Russia | 6 hours ahead of Penarth | Yekaterinburg, Russia | 4 hours ahead of Penarth |
| Kryvyi Rih, Ukraine | 2 hours ahead of Penarth | Yerevan, Armenia | 3 hours ahead of Penarth |
| Kuala Lumpur, Malaysia | 7 hours ahead of Penarth | Yokohama, Japan | 8 hours ahead of Penarth |
| Kuching, Malaysia | 7 hours ahead of Penarth | Zagreb, Croatia | 1 hour ahead of Penarth |
| Kumasi, Ghana | 1 hour behind Penarth | Zamboanga City, Philippines | 7 hours ahead of Penarth |
| Kyoto, Japan | 8 hours ahead of Penarth | Zapopan, Mexico | 7 hours behind Penarth |
| La Paz, Bolivia | 5 hours behind Penarth | Zaporizhia, Ukraine | 2 hours ahead of Penarth |
| La Plata, Argentina | 4 hours behind Penarth | Zaragoza, Spain | 1 hour ahead of Penarth |
| Lagos, Nigeria | the same time as Penarth | Zarqa, Jordan | 2 hours ahead of Penarth |