Great Falls Weather Forecast

    • 36
    • 56

    Mostly Sunny

    • 52
    • 60

    Chance Rain Showers

    • 49
    • 68

    Chance Rain

    • 35
    • 68

    Chance Rain

    • 30
    • 44

    Partly Sunny

    • 35
    • 47

    Partly Sunny

Today 6 Nov Central and Southeast Montgomery

Sunny. Highs in the mid 50s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 6 Nov Central and Southeast Montgomery

Mostly clear. Areas of frost after midnight. Lows in the mid 30s. North Winds around 5 Mph, becoming south after midnight.

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Great Falls Temperature Statistics

November Temperature

Washington/Dulles International Airport, DC (9.3 miles)

  • Lowest 2 November, 2025

    37.9 °F

  • Average November

    53.9 °F

  • Highest 3 November, 2025

    66.9 °F

Climate (2020–Present)

Washington/Dulles International Airport, DC (9.3 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    68.6 °F
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