Longmont in numbers
- Coordinates
- 40.1672, -105.1020
- Population
- 92 088
- Region
- Colorado
- Country
- United States, North America
- Capital
- Washington, D.C. — 2401 km away
- Same name
- 1 more places in the world share this name
What time is it in Longmont, Colorado, United States
This page shows what the clocks read right now in Longmont, Colorado, United States, in the America/Denver zone (−6).
Longmont, United States
Friday, 30 October 2026
UTC−6 · America/Denver
Local time in Longmont
UTC−6 · daylight saving time is active
Longmont keeps America/Denver clock_time.
The sun today
Sunrise 7:29 AM Solar noon 12:45 PM Sunset 6:02 PM Daylight 10 h 33 min Night 13 h 27 min Civil twilight 7:00 AM – 6:30 PM
Weather in Longmont right now
Loading the current weather…
Weather data by Open-Meteo, updated every 30 minutes.
Longmont and its neighbours
Postal codes
- 80501
- 80502
- 80503
- 80504
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Colorado
- Denver 729 019
- Colorado Springs 456 568
- Aurora 359 407
- Fort Collins 170 924
- Lakewood 152 597
- Thornton 133 451
Other places named Longmont
- Longmont Guadeloupe, Guadeloupe
Same time zone — America/Denver
Nearby places
- Marnett — 2.7 km
- Dominion — 3.4 km
- Morey — 5.6 km
- Pleasant View Ridge — 6.9 km
- Hygiene — 7.1 km
- Jessum — 7.3 km
Longmont: clock, sun and surroundings
4 distinct postal codes apply to Longmont.
Longmont sits in the America/Denver time zone, which runs at UTC−6. Daylight saving time: Yes.
Today, Longmont has first light at 7:29 AM and last light at 6:02 PM. Daylight lasts 10 h 33 min.
The local time of Longmont is shared by neighbouring Marnett and Dominion.
Questions and answers
- What time zone is the clock in Longmont based on?
- The clock in Longmont is based on America/Denver, with an offset of −6.
- What time zone rules apply in Longmont — does the clock change for daylight saving time?
- Daylight saving time in Longmont: Yes.
- What is the local sunset time in Longmont?
- Local sunset is 6:02 PM.