Island Mound State Historic Site Weather Forecast

    • 73
    • 95

    Mostly Sunny

    • 74
    • 95

    Mostly Sunny

    • 73
    • 94

    Slight Chance Thunderstorms

    • 73
    • 93

    Partly Sunny

    • 74
    • 95

    Mostly Sunny

    • 74
    • 97

    Hot

Today 22 Jul Bates

Sunny, hot with Highs in the mid 90s. South Winds 10 to 15 Mph. Heat index Values up to 107.

Tonight 22 Jul Bates

Partly cloudy. Near steady temperature in the mid 70s. Southeast Winds around 5 Mph.

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Island Mound State Historic Site Temperature Statistics

July Temperature

Clinton, MO (41.6 miles)

  • Lowest 2 July, 2025

    62.6 °F

  • Average July

    79.2 °F

  • Highest 11 July, 2025

    93.2 °F

Climate (2020–Present)

Clinton, MO (41.6 miles)

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  • Average Low 2020–2025

    45.9 °F

  • Average 2020–2025

    56.7 °F

  • Average High 2020–2025

    67.5 °F
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