Potomac River - Hollis Marsh Weather Forecast

    • 65
    • 74

    Increasing Clouds

    • 66
    • 74

    Rain

    • 57
    • 69

    Rain

    • 51
    • 65

    Mostly Sunny

    • 49
    • 62

    Partly Sunny

    • 48
    • 62

    Slight Chance Rain

Today 4 Nov Westmoreland

Patchy fog this morning. Mostly sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 4 Nov Westmoreland

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

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Potomac River - Hollis Marsh Temperature Statistics

November Temperature

St Marys County Airport (14.9 miles)

  • Lowest 1 November, 2026

    43.5 °F

  • Average November

    51.7 °F

  • Highest 1 November, 2026

    63.7 °F

Climate (2021–2026)

St Marys County Airport (14.9 miles)

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  • Average Low 2021–2026

    49.4 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    66.9 °F
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