Chesapeake Bay - Potomac River Entrance Weather Forecast

    • 54
    • 63

    Rain Likely

    • 49
    • 62

    Chance Rain

    • 47
    • 61

    Mostly Sunny

    • 54
    • 67

    Mostly Sunny

    • 50
    • 59

    Mostly Sunny

    • 59
    • 63

    Chance Rain

    • 54
    • 66

    Partly Sunny

Today 2 Nov St. Marys

Mostly sunny. Highs in the mid 60s. Southeast Winds around 5 Mph.

Tonight 2 Nov St. Marys

Mostly cloudy. A chance of rain after midnight. Lows around 50. East Winds around 5 Mph. Gusts up to 20 Mph this evening. Chance of rain 50 percent.

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Chesapeake Bay - Potomac River Entrance Temperature Statistics

November Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (9.3 miles)

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Climate (2020–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (9.3 miles)

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  • Average Low 2020–2025

    52.2 °F
  • Average 2020–2025

    60.7 °F
  • Average High 2020–2025

    69.1 °F
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