Columbia Falls Weather Forecast

    • 60
    • 86

    Slight Chance Thunderstorms

    • 63
    • 92

    Mostly Sunny

    • 62
    • 93

    Chance Thunderstorms

    • 59
    • 90

    Mostly Sunny

    • 60
    • 90

    Mostly Sunny

    • 63
    • 91

    Partly Sunny

Today 15 Jul Flathead/Mission Valleys

Partly cloudy. A 20 percent chance of Showers and Thunderstorms late in the afternoon. Highs in the 80s to lower 90s.

Tonight 15 Jul Flathead/Mission Valleys

Mostly clear. Lows in the mid 50s to lower 60s.

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Columbia Falls Temperature Statistics

July Temperature

Kalispell, Glacier Park International Airport (5.6 miles)

  • Lowest 5 July, 2026

    40.6 °F

  • Average July

    66 °F

  • Highest 11 July, 2026

    89.7 °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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