What is today's weather forecast for Longmont, CO?

Today's forecast for Longmont shows a high of 48 degrees and a low of 26 degrees Fahrenheit. Partly sunny, with a high near 48.

What is the 7-day weather forecast for Longmont, CO?

The 7-day forecast for Longmont shows highs from 30 to 62 degrees and lows from 12 to 27 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Longmont, CO this week?

Yes, rain is possible in Longmont this week. Precipitation chances: Friday (30% chance), Saturday (50% chance), Sunday (50% chance).

How accurate is the Longmont weather forecast?

WeatherForYou provides highly accurate Longmont forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Longmont, CO Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

24°F
Feels Like 24°F

Humidity 71% Dew Point 16°F Wind Calm Barometer 30.35 in.

Report from a personal weather station 0.3 mi. WNW of central Longmont
at 6:05 AM Wed, Nov 26, 2025

Point Forecast at a Glance

WedNov 26

ThuNov 27

FriNov 28

SatNov 29

30%

SunNov 30

50%

MonDec 1

TueDec 2

7-Day Temperature Trend

Week Ahead Summary

High temperatures start near 48°F, reaching 62°F before cooling to 30°F, then recovering to 41°F by week's end. Some precipitation possible with wintry mix on at least one day.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 45°F and lows around 20°F.

This Date in Weather History

1888 - A late season hurricane brushed the East Coast with heavy rain and gale force winds. The hurricane passed inside Nantucket and over Cape Cod, then crossed Nova Scotia.

Longmont, CO 7 Day Weather Forecast Details

Wednesday Nov 26

Day: Partly sunny, with a high near 48. Calm wind becoming east northeast around 6 mph in the afternoon.

Night: Partly cloudy, with a low around 26. Calm wind.

Thursday Nov 27

Day: Sunny, with a high near 50. Calm wind becoming east around 5 mph.

Night: Partly cloudy, with a low around 27. Calm wind.

Friday Nov 28

Day: Mostly sunny, with a high near 62. West southwest wind 3 to 6 mph. Winds could gust as high as 16 mph.

Night: A chance of rain and snow between 11pm and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.

Saturday Nov 29

Day: A 30 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 32.

Night: A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 12.

Sunday Nov 30

Day: A chance of snow. Partly sunny, with a high near 30.

Night: A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 12.

Monday Dec 1

Day: Mostly sunny, with a high near 38.

Night: Partly cloudy, with a low around 16.

Tuesday Dec 2

Day: Mostly sunny, with a high near 41.

About Longmont, CO

Longmont is a home rule municipality located in Boulder and Weld counties, Colorado, United States. Its population was 98,885 as of the 2020 U.S. census. Longmont is located northeast of the county seat of Boulder. It is named after Longs Peak, a prominent mountain that is clearly visible from the city (mont means "mountain" in French).

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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