Current Local Time in Longmont, Colorado, USA

9:10:22 am MDT

Saturday, March 21, 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

54 °F

Sunny.
89 / 51 °F

Sun 22.		66 / 45 °F
Mon 23.		73 / 41 °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

7:01 am
↑ 89° East

Sunset

7:13 pm
↑ 271° West

Day length

12 hours, 12 minutes
+2m 40s longer

Moon 8.8%

Rise – 8:07 am
Set – 10:51 pm

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

Solar Noon

Sun in South: 1:07 pm
Altitude: 50.3°

Astronomical
Twilight

5:30 am – 6:03 am
8:12 pm – 8:44 pm

Nautical
Twilight

6:03 am – 6:34 am
7:40 pm – 8:12 pm

Civil
Twilight

6:34 am – 7:01 am
7:13 pm – 7:40 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

Fullscreen Exit

Longmont

USA

9:1022am

Saturday, March 21, 2026