Chesapeake Bay - South River Entrance Weather Forecast

    • 54
    • 72

    Increasing Clouds

    • 48
    • 64

    Chance Rain Showers

    • 52
    • 68

    Partly Sunny

    • 47
    • 64

    Mostly Sunny

    • 45
    • 61

    Mostly Sunny

    • 49
    • 62

    Partly Sunny

Today 19 Oct Anne Arundel

Mostly sunny. Highs in the mid 70s. South Winds 10 to 15 Mph. Gusts up to 30 Mph in the afternoon.

Tonight 19 Oct Anne Arundel

A slight chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Lows in the lower 50s. South Winds 10 to 15 Mph, becoming southwest after midnight. Gusts up to 30 Mph. Chance of rain near 100 percent.

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Chesapeake Bay - South River Entrance Temperature Statistics

October Temperature

Annapolis, United States Naval Academy (5.6 miles)

  • Lowest 16 October, 2025

    48.9 °F

  • Average October

    63.4 °F

  • Highest 6 October, 2025

    78.1 °F

Climate (2020–Present)

Annapolis, United States Naval Academy (5.6 miles)

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  • Average Low 2020–2025

    52.8 °F

  • Average 2020–2025

    59.5 °F

  • Average High 2020–2025

    66.4 °F
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