Outer Brewster Island Weather Forecast

    • 56
    • 60

    Increasing Clouds

    • 57
    • 63

    Rain Showers

    • 55
    • 61

    Mostly Cloudy

    • 56
    • 58

    Breezy

    • 56
    • 58

    Slight Chance Rain Showers

    • 56
    • 58

    Chance Rain Showers

    • 57
    • 58

    Chance Rain Showers

Today 19 Sep Suffolk

Mostly cloudy with a 40 percent chance of Showers. Breezy with Highs in the mid 60s.

Tonight 19 Sep Suffolk

Partly cloudy. Lows in the upper 40s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Outer Brewster Island Temperature Statistics

September Temperature

Boston, Logan International Airport (6.8 miles)

  • Lowest 15 September, 2026

    53.7 °F

  • Average September

    69.1 °F

  • Highest 10 September, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (6.8 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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