Chesapeake Bay - James Island Weather Forecast

    • 68
    • 84

    Rain Showers

    • 59
    • 77

    Mostly Sunny

    • 67
    • 78

    Mostly Sunny

    • 72
    • 86

    Chance Rain Showers

    • 73
    • 82

    Chance Thunderstorms

    • 73
    • 83

    Chance Thunderstorms

Today 7 Jun Dorchester

Mostly sunny. Highs in the upper 80s. West Winds 5 to 10 Mph. Gusts up to 20 Mph this afternoon.

Tonight 7 Jun Dorchester

Clear. Lows in the mid 60s. Northwest Winds around 5 Mph, becoming northeast around 5 Mph after midnight.

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Chesapeake Bay - James Island Temperature Statistics

June Temperature

Cambridge-Dorchester Airport (16.2 miles)

  • Lowest 3 June, 2026

    51.8 °F

  • Average June

    67.5 °F

  • Highest 4 June, 2026

    86 °F

Climate (2021–Present)

Cambridge-Dorchester Airport (16.2 miles)

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  • Average Low 2021–2026

    49.1 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    66.7 °F
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