Current Time in Boulder, United States 🇺🇸
Lat/Long: 40.01° N, 105.27° W
Elevation: 1,624 m above sea level
Population rank: #323 of 21,150 cities in United States by population
State: Colorado
Country: 🇺🇸 United States (North America)
IANA Timezone: America/Denver
Timezone: MST
Daylight Saving Time: No ❌ (When does Daylight Savings Time start?)
Standard Timezone Abbreviations used in United States: AKST, CST, EST, HST, MST, PST
Daylight Saving Timezone Abbreviations used in United States: AKDT, CDT, EDT, HDT, MDT, PDT
Current Time in Other Cities in the United States
Cities Sharing Boulder's Time Zone (UTC-07:00)
These major cities are at the same UTC offset as Boulder.
Weather in Boulder
Tools to Plan Meetings
Prayer Times in Boulder
| Date | Fajr | Sunrise | Dhuhr | Asr | Maghrib | Isha |
|---|---|---|---|---|---|---|
| Thu, 5 Nov ● | 04:59 | 06:34 | 11:44 | 14:31 | 16:54 | 18:24 |
| Fri, 6 Nov | 05:00 | 06:35 | 11:44 | 14:30 | 16:53 | 18:23 |
| Sat, 7 Nov | 05:01 | 06:36 | 11:44 | 14:30 | 16:52 | 18:22 |
| Sun, 8 Nov | 05:02 | 06:38 | 11:44 | 14:29 | 16:51 | 18:21 |
| Mon, 9 Nov | 05:03 | 06:39 | 11:44 | 14:28 | 16:50 | 18:20 |
| Tue, 10 Nov | 05:04 | 06:40 | 11:44 | 14:27 | 16:49 | 18:19 |
| Wed, 11 Nov | 05:05 | 06:41 | 11:45 | 14:27 | 16:48 | 18:18 |
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Boulder Prayer Times Widget
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Boulder Weather Widget
Current conditions and 7-day forecast for Boulder
Boulder Sunrise & Sunset Widget
Sunrise, sunset, day length, and twilight times for Boulder
Boulder Moon Phase Widget
Current phase, illumination, and next full/new moon for Boulder
Boulder Countdown Timer Widget
Live event countdown in Boulder local time
Boulder Count Up Timer Widget
Live time since any date in Boulder local time
14-day Forecast for Boulder
Sunrise & Sunset Times for Boulder
Sunrise
in Boulder
↑
6:35 AM
Sunset
in Boulder
↓
4:53 PM
Day Length
10h 18m
Dawn
in Boulder
6:06 AM
Dusk
in Boulder
5:22 PM
View detailed past and future sunrise, sunset, and twilight times for Boulder. Track daylight hours, sun phases, and more.
Moon Phases & Times for Boulder
Current Phase
Waning Crescent
Illumination
10.0%
Next Moonrise
↑
Tomorrow, 04:01
Next Moonset
↓
Tomorrow, 15:16
View the detailed moon calendar for Boulder with moonphases, moonrise, and moonset times for any date.
Distances & Clock Changes in Boulder
How Far Is Boulder From Other Major Cities?
| City | Distance | Direction |
|---|---|---|
| Los Angeles | 1,327 km | WSW (244deg) |
| New York | 2,636 km | ENE (78deg) |
| London | 7,533 km | NE (40deg) |
| Paris | 7,854 km | NE (42deg) |
| Moscow | 8,804 km | NNE (20deg) |
| Tokyo | 9,297 km | NW (312deg) |
| Sao Paulo | 9,315 km | SE (128deg) |
| Hong Kong | 11,969 km | NW (322deg) |
When Do the Clocks Change in Boulder?
Boulder next changes its clocks on March 14, 2027, when the clocks spring forward by one hour.
Boulder's Antipode: The Opposite Side of the Earth
Dig straight through the Earth from Boulder and you would surface in the open ocean, near 40.0deg S, 74.7deg E.
Frequently Asked Questions about Boulder
What time is it in Boulder right now?
The current local time in Boulder is 20:52 on Thursday, November 05, 2026. Boulder follows the America/Denver time zone.
What time zone is Boulder in?
Clocks in Boulder follow the America/Denver IANA time zone (UTC-07:00). It applies to the wider area too and adjusts on its own for daylight saving where that is observed.
How many hours ahead or behind UTC is Boulder?
Is Boulder on daylight saving time right now?
No. As of November 05, 2026, Boulder is on standard time, with no daylight-saving shift in effect.
What time is sunrise and sunset in Boulder today?
In Boulder today the sun rises at 06:35 and sets at 16:53, giving 10h 18m of daylight.
What moon phase is visible over Boulder tonight?
Over Boulder tonight the moon shows a Waning Crescent phase at 10.0% illumination.
What is solar time in Boulder?
Solar time follows the Sun's actual position, with solar noon when the Sun is highest in the sky. In Boulder, the clock is closely aligned with local solar time.