Great Falls Lake Weather Forecast

    • 28
    • 48

    Increasing Clouds

    • 34
    • 52

    Partly Sunny

    • 42
    • 56

    Chance Rain Showers

    • 31
    • 55

    Partly Sunny

    • 36
    • 53

    Partly Sunny

    • 44
    • 60

    Partly Sunny

Today 31 Dec Warren

Sunny. Highs in the upper 40s. Southwest Winds 5 to 10 Mph.

Tonight 31 Dec Warren

Mostly clear. Lows in the upper 20s. Southwest Winds around 5 Mph.

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Great Falls Lake Temperature Statistics

December Temperature

McMinnville Warren County Memorial Airport (13.7 miles)

  • Lowest 15 December, 2025

    10.4 °F

  • Average December

    44 °F

  • Highest 27 December, 2025

    73.4 °F

Climate (2020–Present)

McMinnville Warren County Memorial Airport (13.7 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    59 °F

  • Average High 2020–2025

    70.1 °F
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