Great Falls International Airport Weather Forecast

    • 52
    • 81

    Becoming Sunny

    • 55
    • 86

    Mostly Sunny

    • 55
    • 86

    Mostly Sunny

    • 58
    • 80

    Partly Sunny

    • 59
    • 86

    Slight Chance Thunderstorms

    • 58
    • 88

    Partly Sunny

Today 3 Jul Cascade County below 5000ft

Mostly sunny. Highs 76 to 82. Southwest Winds 5 to 15 Mph.

Tonight 3 Jul Cascade County below 5000ft

Partly cloudy. Highs around 80. Lows in the lower 50s. Southwest Winds up to 15 Mph.

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Great Falls International Airport Temperature Statistics

July 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

    34.4 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    59.1 °F
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