Great Falls Lake Weather Forecast

    • 55
    • 68

    Rain Showers

    • 32
    • 62

    Rain Showers

    • 21
    • 39

    Mostly Sunny

    • 27
    • 46

    Mostly Sunny

    • 36
    • 54

    Partly Sunny

    • 29
    • 50

    Mostly Cloudy

Today 9 Jan Warren

A chance of Thunderstorms. Showers. Some Thunderstorms may produce heavy rainfall. Highs in the upper 60s. South Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming southwest 5 to 10 Mph this afternoon. Chance of rain near 100 percent.

Tonight 9 Jan Warren

Showers. Patchy fog. Lows in the mid 50s. Light and variable Winds, becoming south around 5 Mph after midnight. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Falls Lake Temperature Statistics

January Temperature

McMinnville Warren County Memorial Airport (13.7 miles)

  • Lowest 1 January, 2026

    24.8 °F

  • Average January

    46.3 °F

  • Highest 5 January, 2026

    64.4 °F

Climate (2021–Present)

McMinnville Warren County Memorial Airport (13.7 miles)

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  • Average Low 2021–2026

    48 °F

  • Average 2021–2026

    59 °F

  • Average High 2021–2026

    70.1 °F
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