Clayton Lake State Park Weather Forecast

    • 61
    • 86

    Chance Thunderstorms

    • 61
    • 95

    Severe Tstms

    • 65
    • 94

    Slight Chance Thunderstorms

    • 64
    • 95

    Mostly Sunny

    • 66
    • 96

    Slight Chance Thunderstorms

    • 68
    • 97

    Hot

    • 67
    • 97

    Hot

Today 4 Aug Union County

Not as warm. Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. East Winds around 15 Mph. Chance of rain 20 percent.

Tonight 4 Aug Union County

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the lower 60s. South Winds around 15 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clayton Lake State Park Temperature Statistics

August Temperature

Clayton Municipal Airpark (11.8 miles)

  • Lowest 2 August, 2026

    62.1 °F

  • Average August

    78.3 °F

  • Highest 2 August, 2026

    93.9 °F

Climate (2021–2026)

Clayton Municipal Airpark (11.8 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    56.6 °F

  • Average High 2021–2026

    70.6 °F
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