Great Falls International Airport Weather Forecast

    • 51
    • 85

    Smoke

    • 47
    • 70

    Mostly Sunny

    • 49
    • 78

    Mostly Sunny

    • 53
    • 88

    Mostly Sunny

    • 57
    • 93

    Mostly Sunny

    • 57
    • 91

    Mostly Sunny

Today 2 Aug Cascade County below 5000ft

Breezy. Not as warm. Sunny. Patchy smoke through the day. Highs in the lower 80s. West Winds 10 to 25 Mph.

Tonight 2 Aug Cascade County below 5000ft

Breezy. Not as warm. Mostly clear. Patchy smoke. Highs in the lower 80s. Lows 49 to 63. West Winds 5 to 25 Mph with Gusts to around 45 Mph.

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Great Falls International Airport Temperature Statistics

August Temperature

Great Falls, Great Falls International Airport (0.6 miles)

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Climate (2021–2026)

Great Falls, Great Falls International Airport (0.6 miles)

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  • Average Low 2021–2026

    34.3 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    59 °F
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