Home Time Zones World Clock USA Boulder

Current Local Time in Boulder, Colorado, USA

5:11:46 pm MDT

Monday, May 20, 2019

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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

Time Zone

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

DST started

Mar 10, 2019
Forward 1 hour

DST ends

Nov 3, 2019
Back 1 hour

Difference

2 hours behind
Bridgeport

About MDT — Mountain Daylight Time

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°F

Weather

41 °F

Light rain. Mostly cloudy.
40 / 35 °F

Tue 21.		44 / 35 °F
Wed 22.		52 / 34 °F

More weather details

Sunrise

5:41 am
↑ 63° Northeast

Sunset

8:14 pm
↑ 297° Northwest

Day length

14 hours, 32 minutes
+1m 42s longer

Moon 95.1%

Set – 7:12 am
Rise – 10:17 pm

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

Solar Noon

Sun in South: 12:57 pm
Altitude: 70.0°

Astronomical
Twilight

3:48 am – 4:31 am
9:24 pm – 10:07 pm

Nautical
Twilight

4:31 am – 5:10 am
8:45 pm – 9:24 pm

Civil
Twilight

5:10 am – 5:41 am
8:14 pm – 8:45 pm

Previous
Moon Phase

Full Moon
May 18, 2019
3:11 pm

Next
Moon Phase

Third Quarter
May 26, 2019
10:33 am

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

Other cities near Boulder

Fullscreen Exit

Boulder

USA

5:1146pm