Great Falls Weather Forecast

    • 31
    • 45

    Chance Rain/Snow

    • 36
    • 49

    Partly Sunny

    • 38
    • 61

    Partly Sunny

    • 29
    • 48

    Mostly Cloudy

    • 21
    • 35

    Rain/Snow Likely

    • 30
    • 38

    Rain Likely

Today 26 Feb Central and Southeast Montgomery

A chance of snow in the morning. Mostly cloudy with a chance of rain. Highs in the mid 40s. North Winds around 5 Mph. Chance of precipitation 50 percent.

Tonight 26 Feb Central and Southeast Montgomery

Partly cloudy. Lows around 30. Northeast Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Falls Temperature Statistics

February Temperature

Washington/Dulles International Airport, DC (9.3 miles)

  • Lowest 9 February, 2026

    8.7 °F

  • Average February

    33.6 °F

  • Highest 20 February, 2026

    60.7 °F

Climate (2021–Present)

Washington/Dulles International Airport, DC (9.3 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.4 °F
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