Potomac River - McKay Cove Entrance Weather Forecast

    • 45
    • 58

    Mostly Sunny

    • 46
    • 54

    Mostly Sunny

    • 59
    • 60

    Rain

    • 44
    • 64

    Slight Chance Rain

    • 36
    • 48

    Mostly Sunny

    • 35
    • 43

    Mostly Sunny

Today 23 Nov St. Marys

Mostly sunny. Highs in the upper 50s. Southwest Winds 5 to 10 Mph.

Tonight 23 Nov St. Marys

Mostly clear. Lows in the upper 30s. Northwest Winds 5 to 10 Mph.

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Potomac River - McKay Cove Entrance Temperature Statistics

November Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (6.8 miles)

  • Lowest 11 November, 2025

    34 °F

  • Average November

    51.6 °F

  • Highest 5 November, 2025

    69.1 °F

Climate (2020–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (6.8 miles)

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  • Average Low 2020–2025

    52.2 °F

  • Average 2020–2025

    60.6 °F

  • Average High 2020–2025

    69 °F
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