Great Falls Weather Forecast

    • 49
    • 73

    Increasing Clouds

    • 46
    • 71

    Chance Rain Showers

    • 42
    • 63

    Chance Rain Showers

    • 42
    • 69

    Partly Sunny

    • 43
    • 68

    Chance Rain Showers

    • 43
    • 66

    Chance Rain Showers

Today 8 Jun Cascade County below 5000ft

Warmer, sunny. Highs in the lower 70s. Southwest Winds 10 to 20 Mph with Gusts to around 35 Mph.

Tonight 8 Jun Cascade County below 5000ft

Not as cool. Mostly cloudy. Lows in the upper 40s. Southeast Winds up to 10 Mph shifting to the southwest after midnight.

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Great Falls Temperature Statistics

June Temperature

Great Falls, Great Falls International Airport (3.7 miles)

  • Lowest 1 June, 2026

    40.6 °F

  • Average June

    56.2 °F

  • Highest 5 June, 2026

    79.6 °F

Climate (2021–Present)

Great Falls, Great Falls International Airport (3.7 miles)

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  • Average Low 2021–2026

    34.4 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    59.2 °F
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