Chesapeake Bay - Cook Point Weather Forecast

    • 68
    • 70

    Rain Showers Likely

    • 71
    • 76

    Partly Sunny

    • 67
    • 79

    Mostly Sunny

    • 68
    • 75

    Partly Sunny

    • 68
    • 74

    Partly Sunny

    • 68
    • 75

    Partly Sunny

    • 70
    • 76

    Partly Sunny

Today 17 Sep Dorchester

Cloudy with a 50 percent chance of rain. Highs in the lower 70s. East Winds 5 to 10 Mph.

Tonight 17 Sep Dorchester

Mostly cloudy with a 50 percent chance of rain. Lows in the lower 60s. East Winds around 5 Mph, becoming north after midnight.

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Chesapeake Bay - Cook Point Temperature Statistics

September Temperature

Cambridge-Dorchester Airport (14.9 miles)

  • Lowest 8 September, 2025

    51.8 °F

  • Average September

    68 °F

  • Highest 6 September, 2025

    87.8 °F

Climate (2020–Present)

Cambridge-Dorchester Airport (14.9 miles)

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  • Average Low 2020–2025

    49.3 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    66.8 °F
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