Current Local Time in Boulder, Colorado, USA

9:27:01 pm MDT

Monday, October 21, 2024

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

°F

Weather

59 °F

Passing clouds.
75 / 47 °F

Tue 22.		75 / 47 °F
Wed 23.		73 / 44 °F

More weather details

Time Zone

MDT (Mountain Daylight Time)
UTC/GMT -6 hours

DST started

Mar 10, 2024
Forward 1 hour

DST ends

Nov 3, 2024
Back 1 hour

Difference

2 hours behind
Columbus

About MDT — Mountain Daylight Time

Set your location

Sunrise

7:18 am
↑ 104° East

Sunset

6:11 pm
↑ 256° West

Day length

10 hours, 53 minutes
-2m 28s shorter

Moon 72.4%

Set – 12:35 pm
Rise – 9:20 pm

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

Solar Noon

Sun in South: 12:45 pm
Altitude: 38.9°

Astronomical
Twilight

5:48 am – 6:19 am
7:11 pm – 7:42 pm

Nautical
Twilight

6:19 am – 6:51 am
6:39 pm – 7:11 pm

Civil
Twilight

6:51 am – 7:18 am
6:11 pm – 6:39 pm

Previous
Moon Phase

Full Moon
October 17, 2024
5:26 am

Next
Moon Phase

Third Quarter
October 24, 2024
2:03 am

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Tools & Converters

Calendar & Holidays

Create the United States calendar

Upcoming Holidays

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Airports

Denver International Airport, DEN
About 33 mi ESE of Boulder
Colorado Springs Airport, COS
About 89 mi SSE of Boulder

Other cities near Boulder

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Boulder

USA

9:2701pm

Monday, October 21, 2024