Wicomico River (Potomac) - South of Mills Point Weather Forecast

    • 71
    • 91

    Rain Showers

    • 67
    • 76

    Chance Rain Showers

    • 64
    • 80

    Mostly Sunny

    • 64
    • 80

    Partly Sunny

    • 66
    • 82

    Partly Sunny

    • 69
    • 83

    Mostly Cloudy

Today 31 Jul St. Marys

Sunny late this Morning, then becoming partly sunny. A slight chance of Showers and Thunderstorms late this Morning, then a chance of Showers and Thunderstorms this afternoon. Some Thunderstorms may produce heavy rainfall this afternoon. Highs in the lower 90s. South Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 31 Jul St. Marys

Mostly cloudy. Showers and Thunderstorms likely in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible in the evening. Lows in the lower 70s. East Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 70 percent.

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Wicomico River (Potomac) - South of Mills Point Temperature Statistics

July Temperature

St Marys County Airport (14.9 miles)

  • Lowest 5 July, 2025

    62.6 °F

  • Average July

    78.3 °F

  • Highest 25 July, 2025

    93.2 °F

Climate (2020–Present)

St Marys County Airport (14.9 miles)

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  • Average Low 2020–2025

    49.6 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    66.7 °F
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