Chesapeake Bay - South River Entrance Weather Forecast

    • 52
    • 65

    Mostly Sunny

    • 52
    • 68

    Mostly Sunny

    • 50
    • 63

    Mostly Sunny

    • 52
    • 66

    Mostly Sunny

    • 50
    • 60

    Mostly Sunny

    • 51
    • 60

    Mostly Sunny

    • 51
    • 63

    Partly Sunny

Today 19 Oct Anne Arundel

Mostly sunny. Highs in the upper 60s.

Tonight 19 Oct Anne Arundel

Clear. Lows in the upper 40s. North Winds 5 to 10 Mph.

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Chesapeake Bay - South River Entrance Temperature Statistics

October Temperature

Annapolis, United States Naval Academy (5.6 miles)

  • Lowest 7 October, 2026

    47.6 °F

  • Average October

    66.2 °F

  • Highest 14 October, 2026

    87.7 °F

Climate (2021–2026)

Annapolis, United States Naval Academy (5.6 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    59.4 °F

  • Average High 2021–2026

    66.4 °F
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