Great Falls International Airport Weather Forecast

    • 35
    • 59

    Breezy

    • 40
    • 56

    Mostly Cloudy

    • 37
    • 55

    Chance Rain

    • 31
    • 50

    Chance Rain

    • 27
    • 42

    Partly Sunny

    • 28
    • 45

    Mostly Cloudy

    • 32
    • 48

    Partly Sunny

Today 15 Nov Cascade County below 5000ft

Windy. Mostly cloudy late in the morning then clearing. Highs 55 to 60. Southwest Winds 20 to 30 Mph.

Tonight 15 Nov Cascade County below 5000ft

Partly cloudy. Lows 35 to 40. Southwest Winds 5 to 15 Mph.

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Great Falls International Airport Temperature Statistics

November Temperature

Great Falls, Great Falls International Airport (0.6 miles)

  • Lowest 8 November, 2025

    25 °F

  • Average November

    47.2 °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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