Kalispell Weather Forecast

    • 42
    • 47

    Rain

    • 33
    • 43

    Snow

    • 35
    • 45

    Rain/Snow

    • 32
    • 45

    Chance Rain/Snow

    • 34
    • 45

    Chance Rain/Snow

    • 36
    • 45

    Rain Likely

Today 10 Dec Flathead/Mission Valleys

Rain and snow likely early in the Morning, then rain likely in the late morning and afternoon. Chance of precipitation near 100 percent. Little or no new snow accumulation. Highs in the mid 40s to lower 50s. Windy with south Winds 20 to 30 Mph with Gusts to around 45 Mph.

Tonight 10 Dec Flathead/Mission Valleys

Rain likely. Chance of rain near 100 percent. Lows in the upper 30s to mid 40s. South Winds 15 to 25 Mph with Gusts to around 45 Mph.

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Kalispell Temperature Statistics

December Temperature

Kalispell, Glacier Park International Airport (7.5 miles)

  • Lowest 1 December, 2025

    19.4 °F

  • Average December

    31.5 °F

  • Highest 8 December, 2025

    41 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (7.5 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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