Thompson Island Weather Forecast

    • 56
    • 59

    Rain Showers

    • 58
    • 62

    Chance Rain Showers

    • 59
    • 68

    Partly Sunny

    • 65
    • 75

    Partly Sunny

    • 57
    • 75

    Partly Sunny

    • 54
    • 65

    Partly Sunny

Today 28 Sep Suffolk

Showers with a slight chance of Thunderstorms. Patchy fog. Some Thunderstorms may produce heavy rainfall. Near steady temperature in the upper 50s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 28 Sep Suffolk

Showers, mainly in the evening. Patchy fog. Lows in the mid 50s. North Winds 10 to 15 Mph. Gusts up to 25 Mph in the evening. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thompson Island Temperature Statistics

September Temperature

Boston, Logan International Airport (3.1 miles)

  • Lowest 24 September, 2026

    49.6 °F

  • Average September

    66.4 °F

  • Highest 10 September, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (3.1 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
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