Potomac River - Hollis Marsh Weather Forecast

    • 23
    • 35

    Clearing Late

    • 23
    • 32

    Mostly Sunny

    • 21
    • 36

    Chance Snow

    • 16
    • 27

    Blustery

    • 23
    • 26

    Partly Sunny

    • 29
    • 36

    Mostly Cloudy

Today 4 Feb Westmoreland

Mostly cloudy. Highs in the upper 30s. North Winds 5 to 10 Mph.

Tonight 4 Feb Westmoreland

Cloudy in the Evening, then becoming partly cloudy. Cold with Lows in the lower 20s. North Winds around 5 Mph.

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Potomac River - Hollis Marsh Temperature Statistics

February Temperature

St Marys County Airport (14.9 miles)

  • Lowest 1 February, 2026

    15.1 °F

  • Average February

    23.5 °F

  • Highest 2 February, 2026

    35.8 °F

Climate (2021–Present)

St Marys County Airport (14.9 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    66.6 °F
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