Boston Harbor - Boston Main Channel Weather Forecast

    • 29
    • 42

    Patchy Freezing Fog

    • 42
    • 50

    Rain Likely

    • 40
    • 45

    Rain

    • 30
    • 43

    Chance Rain

    • 31
    • 37

    Partly Sunny

    • 36
    • 42

    Mostly Cloudy

    • 34
    • 45

    Chance Rain

Today 8 Jan Suffolk

Mostly sunny. Near steady temperature in the lower 40s. Northwest Winds 5 to 10 Mph.

Tonight 8 Jan Suffolk

Mostly clear this Evening, then becoming partly cloudy. Patchy fog this Evening, then patchy freezing fog after midnight. Lows in the upper 20s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boston Harbor - Boston Main Channel Temperature Statistics

January Temperature

Boston, Logan International Airport (0.6 miles)

  • Lowest 5 January, 2026

    16 °F

  • Average January

    25.2 °F

  • Highest 6 January, 2026

    35.1 °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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