Time in Boulder, Colorado, USA

Boulder time zone: UTC-06:00 or MDT
Daylight saving time is in effect in Boulder.
See recent and expected DST changes in Boulder in the table below.

Daylight saving time (DST) changes in Boulder

The next DST change is highlighted.
Change Type Status Time and Date of DST Change Time Change
DST began Past Sunday, March 12, 2017 at 2:00 The clocks were put forward an hour.
DST ends Expected Sunday, November 5, 2017 at 2:00 The clocks will be put back an hour.
DST begins Expected Sunday, March 11, 2018 at 2:00 The clocks will be put forward an hour.

Sunrise and sunset time for Boulder

Sunrise: 7:19 AM
Sunset: 6:11 PM
Day length: 10h 52m 23s
Solar noon: 12:45 PM
See the monthly sunrise, sunset, and twilight table for Boulder

Boulder weather

Freemeteo.com: Boulder weather

Boulder, USA: basic facts and figures

Country: USA
State: Colorado
Boulder coordinates: 40°00′53″ N, 105°16′13″ W
Population: 97,385
Wikipedia article: Boulder