Columbia Falls Weather Forecast

    • 24
    • 45

    Mostly Cloudy

    • 27
    • 48

    Decreasing Clouds

    • 29
    • 49

    Mostly Cloudy

    • 29
    • 47

    Chance Rain

    • 28
    • 46

    Mostly Cloudy

    • 28
    • 47

    Mostly Cloudy

    • 28
    • 50

    Partly Sunny

Today 29 Oct Flathead/Mission Valleys

Mostly cloudy. Highs in the upper 40s to mid 50s.

Tonight 29 Oct Flathead/Mission Valleys

Mostly cloudy. Lows in the 20s.

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Columbia Falls Temperature Statistics

October Temperature

Kalispell, Glacier Park International Airport (5.6 miles)

  • Lowest 13 October, 2026

    21.7 °F

  • Average October

    45.8 °F

  • Highest 5 October, 2026

    74.6 °F

Climate (2021–2026)

Kalispell, Glacier Park International Airport (5.6 miles)

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  • Average Low 2021–2026

    33.4 °F

  • Average 2021–2026

    45.4 °F

  • Average High 2021–2026

    57 °F
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