Chesapeake Bay - Chesapeake Bay Basin Weather Forecast

    • 70
    • 81

    Decreasing Clouds

    • 73
    • 84

    Partly Sunny

    • 73
    • 87

    Rain Showers

    • 70
    • 82

    Mostly Sunny

    • 71
    • 78

    Mostly Sunny

    • 72
    • 78

    Chance Thunderstorms

    • 72
    • 80

    Chance Thunderstorms

Today 20 Jun St. Marys

Mostly sunny. Highs in the mid 80s. West Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 20 Jun St. Marys

Mostly cloudy. Lows in the upper 60s. West Winds 5 to 10 Mph.

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  • Temperature Real-Time

Chesapeake Bay - Chesapeake Bay Basin Temperature Statistics

June Temperature

Patuxent River, Naval Air Station (1.2 miles)

  • Lowest 2 June, 2026

    55.9 °F

  • Average June

    75.9 °F

  • Highest 12 June, 2026

    98.1 °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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