Boston Harbor - Chelsea Weather Forecast

    • 63
    • 91

    Mostly Sunny

    • 66
    • 89

    Partly Sunny

    • 66
    • 90

    Chance Rain Showers

    • 55
    • 78

    Rain Showers

    • 55
    • 67

    Partly Sunny

    • 58
    • 74

    Partly Sunny

Today 4 Jun Suffolk

Sunny, hot with Highs around 90. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph.

Tonight 4 Jun Suffolk

Partly cloudy in the Evening, then becoming mostly clear. Lows in the lower 60s. Southwest Winds 10 to 15 Mph.

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Boston Harbor - Chelsea Temperature Statistics

June Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 1 June, 2026

    49.6 °F

  • Average June

    58.2 °F

  • Highest 2 June, 2026

    72 °F

Climate (2021–Present)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    60.9 °F
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