Great Falls Lake Weather Forecast

    • 73
    • 91

    Chance Thunderstorms

    • 73
    • 92

    Rain Showers

    • 64
    • 86

    Rain Showers Likely

    • 64
    • 83

    Partly Sunny

    • 68
    • 85

    Chance Rain Showers

    • 69
    • 85

    Chance Thunderstorms

Today 20 Jul Warren

Mostly sunny. Areas of fog this morning. A chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. Southwest Winds around 5 Mph. Chance of rain 40 percent.

Tonight 20 Jul Warren

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Patchy fog. Lows in the lower 70s. Light and variable Winds, becoming south around 5 Mph after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Great Falls Lake Temperature Statistics

July Temperature

McMinnville Warren County Memorial Airport (13.7 miles)

  • Lowest 14 July, 2026

    68 °F

  • Average July

    78.1 °F

  • Highest 1 July, 2026

    95 °F

Climate (2021–2026)

McMinnville Warren County Memorial Airport (13.7 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    59.5 °F

  • Average High 2021–2026

    70.6 °F
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