Current Local Time in Boulder, Colorado, USA

17 h 36 m 57 MST

samedi 8 novembre 2025

Country:	United States
State:	Colorado (CO)
Lat/Long:	40°01'N / 105°16'W
Elevation:	1623 m
Currency:	United States Dollar (USD)
Languages:	English
Country Code:	+1

Holiday Note: 11 nov, Veterans Day. Businesses may be closed. See more

°C

Weather

8 °C

Passing clouds.
10 / -4 °C

dim 9.		10 / -4 °C
lun 10.		21 / -1 °C

More weather details

Time Zone

MST (Mountain Standard Time)
UTC/GMT -7 hours

DST started

9 mar 2025
Forward 1 hour

DST ended

2 nov 2025
Back 1 hour

Difference

8 hours behind
Paris

About MST — Mountain Standard Time

Set your location

Sunrise

06 h 38
↑ 111° Southeast

Sunset

16 h 50
↑ 248° West

Day length

10 hours, 12 minutes
-2m 9s shorter

Moon 82.8%

Set – 10 h 42
Rise – 19 h 33

More Sun & Moon in Boulder
+ Show More Twilight and Moon Phase Information

Solar Noon

Sun in South: 11 h 44
Altitude: 33,2°

Astronomical
Twilight

05 h 05 – 05 h 37
17 h 51 – 18 h 23

Nautical
Twilight

05 h 37 – 06 h 10
17 h 19 – 17 h 51

Civil
Twilight

06 h 10 – 06 h 38
16 h 50 – 17 h 19

Previous
Moon Phase

Full Moon
5 novembre 2025
06 h 19

Next
Moon Phase

Third Quarter
11 novembre 2025
22 h 28

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Tools & Converters

Calendar & Holidays

Create the United States calendar

Upcoming Holidays

More Holidays in the United States

Airports

Denver International Airport, DEN
About 54 km ESE of Boulder
Colorado Springs Airport, COS
About 143 km SSE of Boulder

Other cities near Boulder

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Boulder

USA

17:3657

samedi 8 novembre 2025