Glacier Park International Airport Weather Forecast

    • 24
    • 34

    Snow

    • 26
    • 33

    Wintry Mix

    • 30
    • 36

    Snow

    • 32
    • 39

    Rain

    • 33
    • 41

    Rain/Snow

    • 29
    • 44

    Rain/Snow Likely

Today 4 Dec Flathead/Mission Valleys

Snow likely through the day. Slight chance of rain in the afternoon. Chance of precipitation 70 percent. Little or no new snow accumulation. Highs in the 30s. South Winds 15 to 20 Mph.

Tonight 4 Dec Flathead/Mission Valleys

Cloudy with a chance of snow. Slight chance of rain in the Evening, then slight chance of light freezing rain after midnight. Chance of precipitation 50 percent. Lows in the 20s.

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Glacier Park International Airport Temperature Statistics

December Temperature

Kalispell, Glacier Park International Airport (0 miles)

  • Lowest 1 December, 2025

    19.4 °F

  • Average December

    25.1 °F

  • Highest 2 December, 2025

    30.2 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (0 miles)

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  • Average Low 2020–2025

    33.3 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    57 °F
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