Cottonwood Lake Weather Forecast

    • 60
    • 80

    Rain Showers Likely

    • 57
    • 76

    Chance Thunderstorms

    • 60
    • 79

    Chance Thunderstorms

    • 62
    • 86

    Chance Thunderstorms

    • 63
    • 90

    Chance Thunderstorms

    • 63
    • 86

    Chance Thunderstorms

Today 22 Jul McLean

Decreasing Clouds. A chance of Thunderstorms. Showers likely in the Morning, then a chance of Showers in the afternoon. Highs in the lower 80s. Northeast Winds 10 to 15 Mph. Gusts up to 35 Mph in the morning. Chance of rain 70 percent.

Tonight 22 Jul McLean

Increasing Clouds. A slight chance of Showers and Thunderstorms. Lows around 60. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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Cottonwood Lake Temperature Statistics

July Temperature

Garrison (28.6 miles)

  • Lowest 17 July, 2025

    43.6 °F

  • Average July

    68 °F

  • Highest 10 July, 2025

    97.6 °F

Climate (2020–Present)

Garrison (28.6 miles)

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  • Average Low 2020–2025

    31.1 °F

  • Average 2020–2025

    42.6 °F

  • Average High 2020–2025

    54.1 °F
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