Garrison Dam Weather Forecast

    • 66
    • 92

    Chance Thunderstorms

    • 60
    • 82

    Chance Thunderstorms

    • 55
    • 77

    Chance Thunderstorms

    • 55
    • 74

    Slight Chance Rain Showers

    • 58
    • 78

    Chance Thunderstorms

    • 58
    • 80

    Chance Rain Showers

Today 3 Jul McLean

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Southeast Winds 10 to 20 Mph with Gusts up to 30 Mph.

Tonight 3 Jul McLean

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. Southeast Winds 5 to 15 Mph. Chance of rain 40 percent.

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Garrison Dam Temperature Statistics

July Temperature

Garrison (10.6 miles)

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  • Average July

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Climate (2020–Present)

Garrison (10.6 miles)

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  • Average Low 2020–2025

    31.2 °F

  • Average 2020–2025

    42.6 °F

  • Average High 2020–2025

    54 °F
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