Columbia Falls Weather Forecast

    • 29
    • 55

    Mostly Sunny

    • 30
    • 55

    Mostly Sunny

    • 36
    • 58

    Mostly Sunny

    • 32
    • 64

    Partly Sunny

    • 35
    • 56

    Partly Sunny

    • 34
    • 57

    Mostly Cloudy

    • 31
    • 53

    Slight Chance Rain

Today 14 Oct Flathead/Mission Valleys

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

Tonight 14 Oct Flathead/Mission Valleys

Mostly clear. Patchy frost after midnight. Widespread frost late in the night. Lows in the upper 20s to mid 30s.

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Columbia Falls Temperature Statistics

October Temperature

Kalispell, Glacier Park International Airport (5.6 miles)

  • Lowest 12 October, 2026

    30 °F

  • Average October

    49.3 °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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