Great Falls Lake Weather Forecast

    • 72
    • 89

    Chance Rain Showers

    • 75
    • 91

    Slight Chance Thunderstorms

    • 71
    • 92

    Slight Chance Thunderstorms

    • 65
    • 86

    Mostly Sunny

    • 64
    • 86

    Mostly Sunny

    • 68
    • 88

    Slight Chance Thunderstorms

Today 26 Jul Warren

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 26 Jul Warren

Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Patchy fog in the evening. Areas of fog after midnight. Lows in the lower 70s. Northwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 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 24 July, 2026

    66.2 °F

  • Average July

    77.9 °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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