St Thomas Weather Forecast

    • 49
    • 75

    Sunny

    • 50
    • 78

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

    • 56
    • 83

    Sunny

    • 53
    • 81

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

Today 8 Sep Franklin

Sunny. Highs in the mid 70s. North Winds around 5 Mph.

Tonight 8 Sep Franklin

Mostly clear. Lows in the upper 40s. Northeast Winds around 5 Mph.

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St Thomas Temperature Statistics

September Temperature

Hagerstown, Washington County Regional Airport (14.9 miles)

  • Lowest 1 September, 2025

    52 °F

  • Average September

    70.3 °F

  • Highest 5 September, 2025

    87.1 °F

Climate (2020–Present)

Hagerstown, Washington County Regional Airport (14.9 miles)

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  • Average Low 2020–2025

    47.9 °F

  • Average 2020–2025

    56.8 °F

  • Average High 2020–2025

    65.9 °F
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