Boston Harbor - Chelsea Weather Forecast

    • 71
    • 92

    Rain Showers

    • 75
    • 91

    Partly Sunny

    • 76
    • 101

    Hot

    • 65
    • 87

    Chance Rain Showers

    • 61
    • 74

    Chance Rain Showers

    • 61
    • 72

    Chance Rain Showers

Today 22 Jun Suffolk

Mostly Cloudy, then becoming partly sunny. Isolated Showers and Thunderstorms. Hot with Highs in the lower 90s. West Winds around 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 22 Jun Suffolk

Partly cloudy. Humid with Lows in the lower 70s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming north around 5 Mph after midnight.

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Boston Harbor - Chelsea Temperature Statistics

June Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 2 June, 2025

    51.7 °F

  • Average June

    66.6 °F

  • Highest 19 June, 2025

    91 °F

Climate (2020–Present)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.1 °F
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