10-Day Weather Forecast - Longmont, CO

-
  • 37|19°F
    40% Chance of Snow
    Arrow up

    Today

    37°F

    Mostly cloudy with a chance of snow early in the morning then partly cloudy in the late morning and afternoon. Highs around 40. Chance of snow 40 percent.

    Tonight

    19°F

    Mostly clear. Lows 19 to 25.

    Hourly details
  • Day

    47°F

    Partly cloudy. Highs in the lower to mid 50s. West winds 10 to 15 mph with gusts up to 30 mph.

    Night

    19°F

    Mostly clear. Lows 18 to 26.

    Hourly details
  • Day

    48°F

    Mostly sunny. Highs near 50.

    Night

    17°F

    Partly cloudy. Lows 17 to 23. Highs in the 40s.

    Hourly details
  • Day

    42°F

    Partly cloudy. Lows 17 to 23. Highs in the 40s.

    Night

    16°F

    Mostly cloudy. Lows 13 to 17.

    Hourly details
  • Day

    24°F

    Mostly cloudy with a 20 percent chance of snow. Colder. Highs near 30. Lows 9 to 17.

    Night

    8°F

    Mostly cloudy with a 20 percent chance of snow. Colder. Highs near 30. Lows 9 to 17.

    Hourly details
  • Weekend Weather

  • Day

    30°F

    Partly cloudy. Highs near 40. Lows 16 to 22.

    Night

    16°F

    Partly cloudy. Highs near 40. Lows 16 to 22.

    Hourly details
  • Day

    45°F

    Mostly sunny. Highs in the mid 40s to lower 50s.

    Night

    21°F

    Clear. Low temperature around 21F. Dew point will be around 7F with an average humidity of 41%. Winds will be 5 mph from the W.

  • Day

    46°F

    Mostly sunny. High temperature around 46F. Dew point will be around 13F with an average humidity of 38%. Winds will be 3 mph from the W.

    Night

    25°F

    Mostly clear. Low temperature around 25F. Dew point will be around 13F with an average humidity of 51%. Winds will be 5 mph from the W.

  • Day

    42°F

    Sunny. High temperature around 42F. Dew point will be around 19F with an average humidity of 46%. Winds will be 1 mph from the W.

    Night

    23°F

    Clear. Low temperature around 23F. Dew point will be around 17F with an average humidity of 63%. Winds will be 4 mph from the W.

  • Day

    42°F

    Sunny. High temperature around 42F. Dew point will be around 19F with an average humidity of 47%. Winds will be 2 mph from the E.

    Night

    27°F

    Mostly clear. Low temperature around 27F. Dew point will be around 15F with an average humidity of 53%. Winds will be 4 mph from the W.