Galestown Weather Forecast

    • 62
    • 74

    Rain Showers Likely

    • 62
    • 77

    Chance Rain Showers

    • 60
    • 83

    Mostly Sunny

    • 58
    • 76

    Partly Sunny

    • 59
    • 75

    Mostly Cloudy

    • 61
    • 77

    Mostly Cloudy

Today 17 Sep Dorchester

Rain likely. A slight chance of Thunderstorms in the afternoon. Highs in the mid 70s. East Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 17 Sep Dorchester

A slight chance of Thunderstorms in the evening. Mostly cloudy with a chance of rain. Lows in the lower 60s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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Galestown Temperature Statistics

September Temperature

Cambridge-Dorchester Airport (16.8 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 (16.8 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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