Potomac River - Saint Patricks Creek Entrance Weather Forecast

    • 52
    • 68

    Rain

    • 46
    • 61

    Breezy

    • 46
    • 61

    Partly Sunny

    • 47
    • 60

    Partly Sunny

    • 50
    • 63

    Partly Sunny

    • 45
    • 62

    Mostly Sunny

Today 30 Oct St. Marys

Mostly cloudy with numerous Showers and scattered Thunderstorms late this Morning, then partly sunny with scattered Showers this afternoon. Highs in the upper 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 30 Oct St. Marys

Mostly clear. Lows in the upper 40s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Potomac River - Saint Patricks Creek Entrance Temperature Statistics

October Temperature

St Marys County Airport (11.8 miles)

  • Lowest 24 October, 2025

    36 °F

  • Average October

    58.5 °F

  • Highest 7 October, 2025

    80.8 °F

Climate (2020–Present)

St Marys County Airport (11.8 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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