Potomac River - Yellow Point Weather Forecast

    • 64
    • 77

    Partly Sunny

    • 63
    • 75

    Mostly Sunny

    • 66
    • 77

    Partly Sunny

    • 62
    • 77

    Partly Sunny

    • 61
    • 73

    Mostly Sunny

    • 64
    • 74

    Partly Sunny

Today 26 Aug St. Marys

Sunny. Highs in the upper 70s. North Winds 5 to 10 Mph, becoming northwest in the afternoon.

Tonight 26 Aug St. Marys

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 60s. Northwest Winds 5 to 10 Mph.

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Potomac River - Yellow Point Temperature Statistics

August Temperature

St Marys County Airport (13.7 miles)

  • Lowest 4 August, 2025

    55.4 °F

  • Average August

    72.3 °F

  • Highest 17 August, 2025

    90.5 °F

Climate (2020–Present)

St Marys County Airport (13.7 miles)

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  • Average Low 2020–2025

    49.6 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    66.7 °F
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