Current Local Time in Longmont, Colorado, USA

4:33:12 am MDT

Monday, March 23, 2026

Country:	United States
State:	Colorado (CO)
Lat/Long:	40°10'N / 105°06'W
Elevation:	1519 m
Currency:	United States Dollar (USD)
Languages:	English
Country Code:	+1

°F

Weather

41 °F

Clear.
73 / 40 °F

Tue 24.		82 / 46 °F
Wed 25.		87 / 52 °F

More weather details

Time Zone

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

DST started

Mar 8, 2026
Forward 1 hour

DST ends

Nov 1, 2026
Back 1 hour

Difference

2 hours behind
Columbus

About MDT — Mountain Daylight Time

Set your location

Sunrise

6:58 am
↑ 88° East

Sunset

7:15 pm
↑ 272° West

Day length

12 hours, 17 minutes
+2m 39s longer

Moon 24.1%

Set – 12:09 am
Rise – 9:23 am

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

Solar Noon

Sun in South: 1:06 pm
Altitude: 51.1°

Astronomical
Twilight

5:27 am – 5:59 am
8:14 pm – 8:47 pm

Nautical
Twilight

5:59 am – 6:31 am
7:42 pm – 8:14 pm

Civil
Twilight

6:31 am – 6:58 am
7:15 pm – 7:42 pm

Previous
Moon Phase

New Moon
March 18, 2026
7:23 pm

Next
Moon Phase

First Quarter
March 25, 2026
1:17 pm

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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 31 mi SE of Longmont
LONGMONT UNITED HOSPITAL
About 2 mi NW of Longmont
DENVER ARTCC
About 2 mi NW of Longmont

Other cities near Longmont

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Longmont

USA

4:33 12 am

Monday, March 23, 2026