National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Fair

54°F

12°C

Humidity 35%
Wind Speed NW 14 G 21 mph
Barometer 30.00 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 9 Dec 9:55 pm MST
Extended Forecast for

Longmont CO

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Northwest wind around 7 mph becoming south southeast after midnight.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 16 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. West southwest wind around 10 mph, with gusts as high as 16 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. West southwest wind around 11 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. West wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. Northwest wind around 7 mph becoming south southeast after midnight.
Wednesday
Mostly sunny, with a high near 53. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 38. West southwest wind around 10 mph, with gusts as high as 16 mph.
Thursday
Mostly sunny, with a high near 65. West southwest wind around 11 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 32. West wind 5 to 8 mph, with gusts as high as 17 mph.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.09°W (Elev. 4980 ft)
Last Update:
2:02 pm MST Dec 9, 2025
Forecast Valid:
10pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation