Harry S Truman Reservoir Weather Forecast

    • 66
    • 86

    Increasing Clouds

    • 60
    • 82

    Partly Sunny

    • 61
    • 81

    Mostly Sunny

    • 66
    • 84

    Slight Chance Thunderstorms

    • 67
    • 84

    Chance Thunderstorms

    • 68
    • 84

    Chance Thunderstorms

Today 1 Jun St. Clair

Mostly sunny. Hot with Highs in the mid 80s. Southwest Winds around 5 Mph, becoming north in the afternoon.

Tonight 1 Jun St. Clair

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the mid 60s. Northeast Winds around 5 Mph.

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Harry S Truman Reservoir Temperature Statistics

June Temperature

Clinton, MO (14.9 miles)

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Climate (2021–Present)

Clinton, MO (14.9 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    68.7 °F
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