Potomac River - Hollis Marsh Weather Forecast

    • 26
    • 47

    Becoming Sunny

    • 23
    • 35

    Breezy

    • 19
    • 31

    Mostly Sunny

    • 29
    • 37

    Partly Sunny

    • 37
    • 41

    Rain Likely

    • 38
    • 48

    Rain Likely

Today 13 Jan Westmoreland

Mostly sunny. Highs in the upper 40s. Southwest Winds around 5 Mph.

Tonight 13 Jan Westmoreland

Mostly clear. Cold with Lows around 20. Northwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Potomac River - Hollis Marsh Temperature Statistics

January Temperature

St Marys County Airport (14.9 miles)

  • Lowest 5 January, 2025

    17.6 °F

  • Average January

    31.4 °F

  • Highest 1 January, 2025

    50 °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 °F

  • Average High 2020–2025

    66.7 °F
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