Chesapeake Bay - Chesapeake Bay Basin Weather Forecast

    • 76
    • 91

    Decreasing Clouds

    • 76
    • 90

    Chance Thunderstorms

    • 75
    • 90

    Chance Thunderstorms

    • 76
    • 89

    Mostly Sunny

    • 77
    • 91

    Mostly Sunny

    • 77
    • 93

    Chance Rain Showers

    • 74
    • 87

    Chance Rain Showers

Today 6 Aug St. Marys

Sunny. Highs around 90. South Winds around 10 Mph.

Tonight 6 Aug St. Marys

Partly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Chesapeake Bay - Chesapeake Bay Basin Temperature Statistics

August Temperature

Patuxent River, Naval Air Station (1.2 miles)

  • Lowest 1 August, 2026

    71.1 °F

  • Average August

    78.7 °F

  • Highest 3 August, 2026

    86 °F

Climate (2021–2026)

Patuxent River, Naval Air Station (1.2 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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