Home Time Zones World Clock USA Boulder

Current Local Time in Boulder, Colorado, USA

1:40:12 pm MDT

Sunday, August 20, 2017

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Country: United States

State: Colorado (CO)

Lat/Long: 40°01'N / 105°16'W

Currency: United States Dollar (USD)

Languages: English

Dial Codes: +1 - See how to dial

Astronomy Note: Aug 21, Total Solar Eclipse is partially visible in Boulder. See more

Time Zone

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

DST started

Mar 12, 2017
Forward 1 hour

DST ends

Nov 5, 2017
Back 1 hour

Difference

2 hours behind
Washington DC

About MDT — Mountain Daylight Time

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°F

Weather

86 °F

Broken clouds.
62 / 87 °F

Mon 21.		60 / 83 °F
Tue 22.		58 / 79 °F

More weather details

Sunrise

6:17 am
↑ 73° East

Sunset

7:50 pm
↑ 287° West

Day length

13 hours, 32 minutes
-2m 23s shorter

Moon 1.2%

Rise – 4:57 am
Set – 7:17 pm

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

Solar Noon

Sun in South: 1:04 pm
Altitude: 62.2°

Astronomical
Twilight

4:38 am – 5:14 am
8:53 pm – 9:29 pm

Nautical
Twilight

5:14 am – 5:49 am
8:18 pm – 8:53 pm

Civil
Twilight

5:49 am – 6:17 am
7:50 pm – 8:18 pm

Previous
Moon Phase

Third Quarter
August 14, 2017
7:15 pm

Next
Moon Phase

New Moon
August 21, 2017
12:30 pm

Tools & Converters

Calendar & Holidays

Create the United States calendar

Upcoming Holidays

More Holidays in the United States

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

Fullscreen Exit

Boulder

USA

1:4012pm