Great Falls Weather Forecast

    • 33
    • 49

    Mostly Sunny

    • 39
    • 61

    Mostly Sunny

    • 44
    • 67

    Mostly Sunny

    • 45
    • 68

    Partly Sunny

    • 43
    • 63

    Partly Sunny

    • 34
    • 60

    Chance Rain

Today 31 Oct Cascade

Cooler, sunny. Highs 40 to 50. Southwest Winds 5 to 15 Mph.

Tonight 31 Oct Cascade

Mostly clear. Lows 30 to 35. Southwest Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Falls Temperature Statistics

October Temperature

Great Falls, Great Falls International Airport (3.7 miles)

  • Lowest 25 October, 2020

    1 °F

  • Average October

    41 °F

  • Highest 4 October, 2020

    82 °F

Climate (2010–Present)

Great Falls, Great Falls International Airport (3.7 miles)

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  • Average Low 2010–Present

    33.8 °F

  • Average 2010–Present

    45.4 °F

  • Average High 2010–Present

    56.8 °F
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