Boston Harbor - Boston Main Channel Weather Forecast

    • 39
    • 49

    Increasing Clouds

    • 43
    • 52

    Mostly Cloudy

    • 42
    • 50

    Partly Sunny

    • 44
    • 52

    Mostly Cloudy

    • 48
    • 51

    Rain Showers Likely

    • 46
    • 53

    Rain Showers Likely

Today 25 Apr Suffolk

Mostly sunny in the Morning, then becoming mostly cloudy. Highs in the lower 50s. Northeast Winds 5 to 10 Mph.

Tonight 25 Apr Suffolk

Partly cloudy. Near steady temperature in the upper 30s. East Winds around 5 Mph.

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Boston Harbor - Boston Main Channel Temperature Statistics

April Temperature

Boston, Logan International Airport (0.6 miles)

  • Lowest 8 April, 2026

    29.6 °F

  • Average April

    50 °F

  • Highest 14 April, 2026

    78.7 °F

Climate (2021–Present)

Boston, Logan International Airport (0.6 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
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