Great Falls Lake Weather Forecast

    • 70
    • 90

    Thunderstorms Likely

    • 69
    • 87

    Rain Showers

    • 70
    • 87

    Chance Thunderstorms

    • 70
    • 88

    Chance Thunderstorms

    • 71
    • 89

    Rain Showers Likely

    • 71
    • 88

    Rain Showers Likely

Today 5 Jul Warren

Mostly sunny. Areas of fog this morning. A slight chance of Showers and Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. Light and variable Winds, becoming west around 5 Mph this afternoon. Chance of rain 50 percent.

Tonight 5 Jul Warren

Partly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Patchy fog in the evening. Areas of fog after midnight. Lows around 70. West Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Great Falls Lake Temperature Statistics

July Temperature

McMinnville Warren County Memorial Airport (13.7 miles)

  • Lowest 1 July, 2026

    69.8 °F

  • Average July

    83 °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

    70.7 °F
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