Potomac River - Weir Creek Entrance Weather Forecast

    • 30
    • 43

    Mostly Sunny

    • 34
    • 42

    Partly Sunny

    • 35
    • 47

    Rain Likely

    • 35
    • 44

    Rain Likely

    • 36
    • 43

    Rain Likely

    • 32
    • 44

    Partly Sunny

Today 28 Nov Charles

Sunny. Highs in the lower 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 28 Nov Charles

Mostly clear. Lows in the upper 20s. West Winds 10 to 15 Mph.

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Potomac River - Weir Creek Entrance Temperature Statistics

November Temperature

St Marys County Airport (19.9 miles)

  • Lowest 24 November, 2025

    35.2 °F

  • Average November

    48.9 °F

  • Highest 25 November, 2025

    64.4 °F

Climate (2020–Present)

St Marys County Airport (19.9 miles)

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  • Average Low 2020–2025

    49.6 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    66.8 °F
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