Chesapeake Bay - Seashore Beach Weather Forecast

    • 74
    • 81

    Rain Showers

    • 73
    • 83

    Chance Thunderstorms

    • 67
    • 79

    Mostly Sunny

    • 67
    • 78

    Mostly Sunny

    • 69
    • 80

    Mostly Sunny

    • 71
    • 83

    Partly Sunny

Today 12 Sep Calvert

Mostly cloudy. Isolated Showers early this Morning, then scattered Showers with isolated Thunderstorms this afternoon. Highs in the lower 80s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 12 Sep Calvert

Numerous Showers. Scattered Thunderstorms, mainly in the evening. Patchy fog after midnight. Lows around 70. South Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chesapeake Bay - Seashore Beach Temperature Statistics

September Temperature

Patuxent River, Naval Air Station (3.7 miles)

  • Lowest 8 September, 2026

    64 °F

  • Average September

    77.6 °F

  • Highest 1 September, 2026

    91 °F

Climate (2021–2026)

Patuxent River, Naval Air Station (3.7 miles)

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  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    61 °F

  • Average High 2021–2026

    69.2 °F
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