Right now, local time in Boulder is 12:53 (MST, UTC-07:00), and today is Monday, November 2, 2026. The live clock above updates every second.
Boulder ranks #136620 worldwide by population and #15727 in United States.
Time zone info
- Time zone
- America/Denver MST
- UTC offset
- UTC-07:00
- Daylight saving
- Yes, in force now ✅ — Clocks go forward by 1 hour on March 14, 2027
- Solar time
- Clocks run about 13m behind the sun
- ISO week
- Week 45
Sunrise, sunset & moon today
- Sunrise
- 07:12
- Sunset
- 17:14
- Day length
- 10h 02m
- Solar noon
- 12:13
- Daylight range
- 8h 36m (winter) – 15h 47m (summer)
- Moon phase
- 🌗 Last Quarter · 47% illuminated
Full sunrise & sunset timetable for Boulder — golden hour, twilight and month view →
📍 Location & geography
- Coordinates
- 46.2366° N, 112.1208° W
- Hemisphere
- Northern · Western
- Elevation
- 1,496 m above sea level — higher than about 98% of cities with a recorded elevation
- Region
- Montana
- Country
- 🇺🇸 United States
- Population
- 1,207 · #136620 worldwide
🌍 Antipode — the opposite side of the Earth
Dig straight down from Boulder through the centre of the Earth and you surface on the far side of the planet, at the antipode.
- Antipode coordinates
- 46.24° S, 67.88° E
- Hemisphere
- Southern · Eastern
- What lies there
- Land — nearest tracked city is Port-aux-Français, French Southern Territories, about 388 km away
- Local time at the antipode
- 00:53 GMT+5 (Indian/Kerguelen)
- Through the Earth
- ≈ 12,742 km in a straight line (≈ 20,015 km along the surface)
🕌 Prayer times in Boulder today ISNA
- Fajr
- 05:47
- Sunrise
- 07:11
- Dhuhr
- 12:13
- Asr
- 14:47
- Maghrib
- 17:12
- Isha
- 18:37
- Qibla direction
- 27.4° from north (NNE (27°))
Full prayer timetable for Boulder — this month, 7-day forecast and Qibla →
Boulder sits in the America/Denver time zone, UTC-07:00. The clocks are currently shifted forward for daylight saving time. Today brings 10h 02m of daylight, and nights are longer than days. It is one of the 17343 cities we cover in United States.
Boulder sits at 1496 m above sea level. Boulder's nearest major hub of the ones tracked below is Los Angeles, 1,450 km away; even Singapore lies some 13,663 km off. Its position on the globe is 46.24° N, 112.12° W, and the point on the exact opposite side of the Earth is described in the antipode section below.
Time difference with major cities
| Los Angeles | 11:53 | −1h |
| Chicago | 13:53 | +1h |
| São Paulo | 16:53 | +4h |
| London | 19:53 | +7h |
| Paris | 20:53 | +8h |
| Moscow | 22:53 | +10h |
| Dubai | 23:53 | +11h |
| Mumbai | 01:23 | +12h 30m |
| Singapore | 03:53 | +15h |
| Hong Kong | 03:53 | +15h |
| Tokyo | 04:53 | +16h |
| Sydney | 06:53 | +18h |
Best time to call Boulder
Standard business hours (9:00 – 17:00) in major hubs, expressed in Boulder local time:
Cities sharing Boulder's time zone
Other cities in United States
- New York City14:53
- Los Angeles11:53
- Brooklyn14:53
- Chicago13:53
- Queens14:53
- Houston13:53
- Phoenix12:53
- Philadelphia14:53
- San Antonio13:53
- Manhattan14:53
- San Diego11:53
- The Bronx14:53
Distances from Boulder
| Los Angeles | 1,450 km | SSW (203°) |
| Chicago | 2,007 km | E (95°) |
| London | 7,357 km | NE (39°) |
| Paris | 7,693 km | NE (40°) |
| Moscow | 8,326 km | NNE (17°) |
| Tokyo | 8,424 km | NW (307°) |
| São Paulo | 10,170 km | ESE (123°) |
| Hong Kong | 11,082 km | NW (317°) |
| Dubai | 11,964 km | NNE (12°) |
| Mumbai | 12,742 km | N (355°) |
| Sydney | 13,119 km | WSW (249°) |
| Singapore | 13,663 km | NW (316°) |
Cities near Boulder
- Clancy27 km · 12:53
- Montana City36 km · 12:53
- Helena West Side40 km · 12:53
- Helena40 km · 12:53
- Whitehall41 km · 12:53
- East Helena42 km · 12:53
- Helena Valley Southeast45 km · 12:53
- Helena Valley West Central48 km · 12:53
FAQ
What time is it in Boulder right now?
The live clock at the top of this page shows the current local time in Boulder (United States), updated every second. It is currently week 45.
What time zone is Boulder in?
Boulder runs on the America/Denver IANA time zone (UTC-07:00), currently abbreviated MST.
Does Boulder observe daylight saving time?
Yes — daylight saving time is in force right now. Clocks go forward by 1 hour on March 14, 2027.
What time is sunrise and sunset in Boulder today?
Boulder sees sunrise at 07:12 and sunset at 17:14 today, giving 10h 02m of daylight.
What moon phase is visible over Boulder tonight?
The moon phase over Boulder tonight is 🌗 Last Quarter with 46.9% illumination.
What is the antipode of Boulder?
The antipode of Boulder — the point on the exact opposite side of the Earth — lies at 46.24° S, 67.88° E. It falls on land, near Port-aux-Français, French Southern Territories, about 388 km from that city. The straight-line distance through the Earth is about 12,742 km.
How high above sea level is Boulder?
Boulder sits at about 1,496 m above sea level, higher than roughly 98% of cities with a recorded elevation.
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, clocks run about 13 minutes behind local solar time, because the official time zone does not exactly match the Sun's position.