7-Day Forecast 40.16°N 105.12°W (Text-Only)
NWS Forecast for: Longmont CO
Issued by: National Weather Service Denver-Boulder, CO
Last Update: 2:19 pm MDT May 27, 2024
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  • Tonight

    Tonight: Mostly clear, with a low around 48. North northwest wind 5 to 7 mph.

    Low: 48 °F

    Mostly Clear


  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 3pm.  Sunny, with a high near 80. North northwest wind 5 to 8 mph becoming south in the afternoon.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 52. South southwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 52 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. Light and variable wind becoming south 5 to 8 mph in the afternoon.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday
    Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 52. Southeast wind 5 to 7 mph becoming light and variable.

    Low: 52 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80.

    High: 80 °F

    Sunny then
    Chance
    T-storms

  • Thursday
    Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy



  • Tonight: Mostly clear, with a low around 48. North northwest wind 5 to 7 mph.

    Tuesday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 80. North northwest wind 5 to 8 mph becoming south in the afternoon.

    Tuesday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52. South southwest wind 5 to 7 mph becoming calm after midnight.

    Wednesday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Light and variable wind becoming south 5 to 8 mph in the afternoon.

    Wednesday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52. Southeast wind 5 to 7 mph becoming light and variable.

    Thursday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80.

    Thursday Night: A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49.

    Friday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.

    Friday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50.

    Saturday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.

    Saturday Night: Partly cloudy, with a low around 51.

    Sunday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.

    Sunday Night: Partly cloudy, with a low around 55.

    Monday: Sunny, with a high near 90.



    Longmont CO
     40.16°N 105.12°W (Elev. 5000 ft)

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