Wicomico River (Potomac) - Manahowic Creek Entrance Weather Forecast

    • 71
    • 82

    Rain Showers

    • 71
    • 86

    Partly Sunny

    • 60
    • 81

    Mostly Sunny

    • 64
    • 81

    Mostly Sunny

    • 66
    • 83

    Mostly Sunny

    • 68
    • 85

    Partly Sunny

Today 12 Sep St. Marys

Mostly cloudy with scattered Showers and Thunderstorms. Highs in the lower 80s. Southeast Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 12 Sep St. Marys

Scattered Showers and Thunderstorms in the Evening, then Showers with isolated Thunderstorms after midnight. Lows around 70. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming south after midnight. Chance of rain 90 percent.

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Wicomico River (Potomac) - Manahowic Creek Entrance Temperature Statistics

September Temperature

St Marys County Airport (14.9 miles)

  • Lowest 8 September, 2026

    59.5 °F

  • Average September

    76.3 °F

  • Highest 1 September, 2026

    93.9 °F

Climate (2021–2026)

St Marys County Airport (14.9 miles)

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  • Average Low 2021–2026

    49.5 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    67 °F
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