Boston Harbor - Boston Main Channel Weather Forecast

    • 50
    • 75

    Becoming Sunny

    • 48
    • 60

    Chance Rain Showers

    • 46
    • 66

    Rain Showers

    • 36
    • 50

    Breezy

    • 43
    • 53

    Mostly Sunny

    • 46
    • 60

    Mostly Sunny

    • 46
    • 62

    Mostly Sunny

Today 14 Oct Suffolk

Mostly clear. Lows in the mid 40s. Highs around 60.

Tonight 14 Oct Suffolk

Mostly clear. Lows around 50. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Boston Harbor - Boston Main Channel Temperature Statistics

October Temperature

Boston, Logan International Airport (0.6 miles)

  • Lowest 7 October, 2026

    43.6 °F

  • Average October

    61.4 °F

  • Highest 2 October, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (0.6 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    60.9 °F
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