Great Falls International Airport Weather Forecast

    • 48
    • 68

    Increasing Clouds

    • 45
    • 72

    Chance Rain Showers

    • 48
    • 79

    Mostly Sunny

    • 46
    • 76

    Chance Thunderstorms

    • 42
    • 67

    Slight Chance Rain

    • 49
    • 76

    Partly Sunny

Today 3 Jun Cascade County below 5000ft

Warmer. Mostly sunny. Highs in the upper 60s. West Winds up to 5 Mph shifting to the northeast in the afternoon.

Tonight 3 Jun Cascade County below 5000ft

Warmer. Mostly cloudy with a 50 percent chance of rain Showers. Patchy fog early in the morning. Highs in the upper 60s. Lows 45 to 50. South Winds up to 10 Mph.

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Great Falls International Airport Temperature Statistics

June Temperature

Great Falls, Great Falls International Airport (0.6 miles)

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Climate (2021–Present)

Great Falls, Great Falls International Airport (0.6 miles)

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  • Average Low 2021–2026

    34.4 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    59.3 °F
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