Denver is on standard time, UTC−7 (MST). On Sunday, March 14, 2027, clocks go forward 1 hour to UTC−6.
Denver and your time
Denver at a glance
| Country | United States |
|---|---|
| Region | Colorado |
| Time zone | America/Denver |
| Abbreviation now | MST |
| UTC offset now | UTC−7 |
| Daylight saving time | Starts Mar 14, 2027 |
| Next clock change | Sunday, March 14, 2027 |
| Coordinates | 39.74° N, 104.98° W |
Denver time zone and clock changes
The America/Denver rules put Denver on standard time (UTC−7 (MST)) since Sunday, November 1, 2026. After the change, daylight saving time runs until Sunday, November 7, 2027.
Watch out when booking with the capital: Washington D.C. is 2 hours ahead of Denver, because the United States spans 6 offsets.
Clock changes in Denver, 2026 and 2027
| Date | Change | New offset |
|---|---|---|
| Sunday, March 8, 2026 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC−6 |
| Sunday, November 1, 2026 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC−7 |
| Sunday, March 14, 2027 | Clocks go forward 1 hour: 2:00 AM becomes 3:00 AM | UTC−6 |
| Sunday, November 7, 2027 | Clocks go back 1 hour: 2:00 AM becomes 1:00 AM | UTC−7 |
Time difference between Denver and other cities
Take 9:00 AM in Denver: the clock reads 4:00 PM in London, 3:00 AM (next day) in Sydney and 8:00 AM in Los Angeles.
| City | Time now | Difference now | In January | In July | Shared office hours |
|---|---|---|---|---|---|
| Washington D.C. | --:-- | 2 h ahead | 2 h ahead | 2 h ahead | 6 h |
| Los Angeles | --:-- | 1 h behind | 1 h behind | 1 h behind | 7 h |
| London (United Kingdom) | --:-- | 7 h ahead | 7 h ahead | 7 h ahead | 1 h |
| Paris (France) | --:-- | 8 h ahead | 8 h ahead | 8 h ahead | None |
| Dubai (United Arab Emirates) | --:-- | 11 h ahead | 11 h ahead | 10 h ahead | None |
| Mumbai (India) | --:-- | 12 h 30 min ahead | 12 h 30 min ahead | 11 h 30 min ahead | None |
| Singapore | --:-- | 15 h ahead | 15 h ahead | 14 h ahead | None |
| Tokyo (Japan) | --:-- | 16 h ahead | 16 h ahead | 15 h ahead | None |
| Sydney (Australia) | --:-- | 18 h ahead | 18 h ahead | 16 h ahead | None |
| UTC | --:-- | 7 h ahead | 7 h ahead | 6 h ahead | 1 h |
Some gaps change during the year because Denver and the other city change clocks on different dates, or only one of them changes at all. The January and July columns show both versions.
Shared office hours counts the time when the clock reads between 9 AM and 5 PM in both cities on the same day.
Sunrise, sunset and day length in Denver
Today
| Sunrise | --:-- |
|---|---|
| Sunset | --:-- |
| Day length | -- |
| Solar noon | --:-- |
Over the year, daylight in Denver grows from 9 hours 21 minutes to 14 hours 59 minutes and back, a swing of 5 hours 38 minutes.
Daylight through the year in Denver
| Date | Sunrise | Sunset | Day length | |
|---|---|---|---|---|
| March equinox | March 20 | 7:03 AM | 7:12 PM | 12 h 9 min |
| June solstice | June 21 | 5:32 AM | 8:31 PM | 14 h 59 min |
| September equinox | September 22 | 6:48 AM | 6:57 PM | 12 h 9 min |
| December solstice | December 21 | 7:18 AM | 4:39 PM | 9 h 21 min |
Daylight saving time moves sunrise and sunset 1 hour later by the clock in summer, which is why the latest sunsets fall in the daylight saving months.
Clock time and sun time in Denver
Denver lies close to the centre of its time zone, so the sun is highest at about 12:00 PM on standard time and 1:00 PM during daylight saving time, close to clock noon.
Cities near Denver
All the places listed below keep the same time as Denver.
| City | Distance | Time now | Difference |
|---|---|---|---|
| Aurora | 13 km (8 mi) | --:-- | Same time |
| Thornton | 14 km (9 mi) | --:-- | Same time |
| Centennial | 20 km (12 mi) | --:-- | Same time |
| Boulder | 39 km (24 mi) | --:-- | Same time |
| Greeley | 80 km (49 mi) | --:-- | Same time |
| Fort Collins | 94 km (59 mi) | --:-- | Same time |
| Colorado Springs | 102 km (63 mi) | --:-- | Same time |
| Pueblo | 168 km (105 mi) | --:-- | Same time |
Other cities on America/Denver time
Same clock, same changes: these cities use America/Denver just like Denver.
Same time now, different rules
These places read the same time as Denver today but follow different rules, so they can drift apart when clocks change.
More cities in United States
- New York
- Los Angeles
- Chicago
- Houston
- Phoenix
- Philadelphia
- San Antonio
- San Diego
- The Bronx
- Dallas
- Jacksonville
- Fort Worth
All time zones and cities in the United States
Tools for time in Denver
- Convert a time to or from Denver: pick a date and time and see it in every city on your list.
- Add Denver to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Denver and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
What time zone is Denver in?
Denver uses the America/Denver time zone: UTC−7 (MST) in standard time and UTC−6 (MDT) during daylight saving time.
When do the clocks change in Denver?
The next change is on Sunday, March 14, 2027 at 2:00 AM, when clocks go forward 1 hour to UTC−6. They go back again on Sunday, November 7, 2027.
What is the time difference between Denver and London?
Denver is 7 hours behind London for most of the year. From March 14 to March 27 and October 30 to November 7, the gap is 6 hours, because Denver and London change their clocks on different dates.
Is Denver on the same time as Washington D.C.?
No. Washington D.C. is 2 hours ahead of Denver, because the United States uses more than one offset.
How long is the longest day in Denver?
About 14 hours 59 minutes, around the June solstice. The shortest day, around the December solstice, has about 9 hours 21 minutes of daylight.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.