Garrison Lake Weather Forecast

    • 78
    • 99

    Hot

    • 78
    • 100

    Hot

    • 75
    • 95

    Slight Chance Thunderstorms

    • 74
    • 93

    Slight Chance Thunderstorms

    • 74
    • 93

    Chance Thunderstorms

    • 70
    • 92

    Mostly Sunny

    • 67
    • 86

    Mostly Sunny

Today 26 Jul Anderson

Sunny, hot with Highs in the upper 90s. South Winds around 10 Mph with Gusts up to 20 Mph. Heat index Values up to 111.

Tonight 26 Jul Anderson

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 70s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Garrison Lake Temperature Statistics

July Temperature

Chanute, Chanute Martin Johnson Airport (41 miles)

  • Lowest 8 July, 2026

    65.6 °F

  • Average July

    80.9 °F

  • Highest 20 July, 2026

    98.7 °F

Climate (2021–2026)

Chanute, Chanute Martin Johnson Airport (41 miles)

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  • Average Low 2021–2026

    49.2 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    72.1 °F
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