Rainsford Island Weather Forecast

    • 65
    • 75

    Mostly Cloudy

    • 71
    • 76

    Chance Rain Showers

    • 66
    • 80

    Slight Chance Rain Showers

    • 61
    • 73

    Sunny

    • 64
    • 71

    Partly Sunny

    • 66
    • 75

    Partly Sunny

Today 8 Sep Suffolk

Mostly sunny. Near steady temperature in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 8 Sep Suffolk

Mostly cloudy. Lows in the lower 60s. Southeast Winds around 5 Mph.

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Rainsford Island Temperature Statistics

September Temperature

Boston, Logan International Airport (4.3 miles)

  • Lowest 6 September, 2026

    59 °F

  • Average September

    68.8 °F

  • Highest 4 September, 2026

    85.6 °F

Climate (2021–2026)

Boston, Logan International Airport (4.3 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
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