Chesapeake Bay - Barren Island Gap Weather Forecast

    • 79
    • 86

    Slight Chance Thunderstorms

    • 79
    • 87

    Mostly Sunny

    • 76
    • 85

    Chance Thunderstorms

    • 76
    • 83

    Chance Rain Showers

    • 76
    • 83

    Chance Rain Showers

    • 73
    • 82

    Chance Rain Showers

Today 9 Aug Dorchester

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. West Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 101.

Tonight 9 Aug Dorchester

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the upper 70s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chesapeake Bay - Barren Island Gap Temperature Statistics

August Temperature

Patuxent River, Naval Air Station (9.3 miles)

  • Lowest 1 August, 2026

    71.1 °F

  • Average August

    79.7 °F

  • Highest 6 August, 2026

    89.1 °F

Climate (2021–2026)

Patuxent River, Naval Air Station (9.3 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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