St Clair Weather Forecast

    • 72
    • 93

    Slight Chance Thunderstorms

    • 69
    • 87

    Chance Thunderstorms

    • 72
    • 86

    Chance Thunderstorms

    • 74
    • 93

    Slight Chance Thunderstorms

    • 73
    • 93

    Slight Chance Thunderstorms

    • 75
    • 94

    Slight Chance Thunderstorms

    • 74
    • 96

    Mostly Sunny

Today 16 Jul Franklin

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 106.

Tonight 16 Jul Franklin

Partly cloudy with a slight chance of Showers and Thunderstorms. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 102 early this evening.

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  • Temperature Real-Time

St Clair Temperature Statistics

July Temperature

Washington Regional Airport (16.2 miles)

  • Lowest 2 July, 2025

    64.4 °F

  • Average July

    78.4 °F

  • Highest 3 July, 2025

    91.4 °F

Climate (2020–Present)

Washington Regional Airport (16.2 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    57.8 °F

  • Average High 2020–2025

    68.6 °F
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