Great Falls International Airport Weather Forecast

    • -7
    • 17

    Increasing Clouds

    • 7
    • 23

    Mostly Sunny

    • 26
    • 33

    Snow

    • 16
    • 34

    Snow

    • 22
    • 32

    Partly Sunny

    • 28
    • 37

    Chance Rain/Snow

    • 32
    • 44

    Chance Rain/Snow

Today 29 Nov Cascade County below 5000ft

Sunny. Highs around 17. South Winds up to 10 Mph.

Tonight 29 Nov Cascade County below 5000ft

Partly cloudy. Patchy fog after midnight. Lows 1 below to 9 below zero. East Winds up to 5 Mph shifting to the north after midnight.

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Great Falls International Airport Temperature Statistics

November Temperature

Great Falls, Great Falls International Airport (0.6 miles)

  • Lowest 25 November, 2025

    17.1 °F

  • Average November

    43.9 °F

  • Highest 1 November, 2025

    72 °F

Climate (2020–Present)

Great Falls, Great Falls International Airport (0.6 miles)

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  • Average Low 2020–2025

    34.2 °F

  • Average 2020–2025

    46.6 °F

  • Average High 2020–2025

    58.6 °F
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