Boston Weather Forecast

    • 56
    • 69

    Becoming Sunny

    • 60
    • 78

    Mostly Sunny

    • 62
    • 79

    Partly Sunny

    • 69
    • 77

    Chance Rain Showers

    • 60
    • 80

    Partly Sunny

    • 59
    • 71

    Mostly Sunny

Today 6 Sep Suffolk

Partly sunny. A slight chance of Showers this morning. Highs in the upper 60s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 6 Sep Suffolk

Mostly clear. Lows in the mid 50s. Southwest Winds around 5 Mph, becoming northwest around 5 Mph after midnight.

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Boston Temperature Statistics

September Temperature

Boston, Logan International Airport (2.5 miles)

  • Lowest 3 September, 2026

    63 °F

  • Average September

    67.5 °F

  • Highest 2 September, 2026

    72.6 °F

Climate (2021–2026)

Boston, Logan International Airport (2.5 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
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