Chesapeake Bay - Trippe Bay Weather Forecast

    • 68
    • 81

    Slight Chance Thunderstorms

    • 65
    • 81

    Slight Chance Thunderstorms

    • 66
    • 80

    Mostly Sunny

    • 71
    • 82

    Partly Sunny

    • 76
    • 83

    Partly Sunny

    • 72
    • 86

    Slight Chance Thunderstorms

Today 5 Sep Dorchester

Partly sunny late this Morning, then becoming mostly cloudy. Highs in the lower 80s. North Winds 5 to 10 Mph.

Tonight 5 Sep Dorchester

Partly cloudy this Evening, then clearing. Lows in the mid 60s. Northeast Winds around 5 Mph.

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Chesapeake Bay - Trippe Bay Temperature Statistics

September Temperature

Cambridge-Dorchester Airport (13.7 miles)

  • Lowest 1 September, 2026

    69.8 °F

  • Average September

    79.1 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Cambridge-Dorchester Airport (13.7 miles)

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  • Average Low 2021–2026

    49 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    66.7 °F
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