St. Clair Regional Airport Weather Forecast

    • 74
    • 90

    Isolated Thunderstorms

    • 76
    • 95

    Isolated Thunderstorms

    • 75
    • 97

    Hot

    • 73
    • 97

    Hot

    • 74
    • 93

    Slight Chance Thunderstorms

    • 74
    • 94

    Slight Chance Thunderstorms

    • 73
    • 95

    Mostly Sunny

Today 21 Jul Franklin

Partly sunny with isolated Showers and Thunderstorms. Highs in the lower 90s. Southwest Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 102.

Tonight 21 Jul Franklin

Partly cloudy. Lows in the mid 70s. Southeast Winds around 5 Mph.

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St. Clair Regional Airport Temperature Statistics

July Temperature

Washington Regional Airport (14.3 miles)

  • Lowest 2 July, 2025

    64.4 °F

  • Average July

    78.9 °F

  • Highest 16 July, 2025

    93.2 °F

Climate (2020–Present)

Washington Regional Airport (14.3 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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