Boston Harbor - Boston Main Channel Weather Forecast

    • 38
    • 45

    Slight Chance Rain Showers

    • 35
    • 48

    Chance Rain Showers

    • 17
    • 42

    Slight Chance Rain

    • 27
    • 31

    Partly Sunny

    • 30
    • 43

    Chance Snow Showers

    • 24
    • 38

    Chance Rain Showers

Today 13 Jan Suffolk

Mostly sunny. Near steady temperature in the lower 40s. Southwest Winds 10 to 15 Mph.

Tonight 13 Jan Suffolk

Cloudy. Near steady temperature in the upper 30s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Boston Harbor - Boston Main Channel Temperature Statistics

January Temperature

Boston, Logan International Airport (0.6 miles)

  • Lowest 5 January, 2026

    16 °F

  • Average January

    31.6 °F

  • Highest 9 January, 2026

    52 °F

Climate (2021–Present)

Boston, Logan International Airport (0.6 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    61 °F
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