Downtown (Boston) Weather Forecast

    • 57
    • 78

    Sunny

    • 63
    • 74

    Rain Showers

    • 65
    • 77

    Rain Showers

    • 61
    • 75

    Partly Sunny

    • 67
    • 76

    Partly Sunny

    • 61
    • 80

    Chance Rain Showers

Today 11 Sep Suffolk

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 11 Sep Suffolk

Clear. Lows in the mid 50s. Northwest Winds around 5 Mph.

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  • Temperature Real-Time

Downtown (Boston) Temperature Statistics

September Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 6 September, 2026

    59.6 °F

  • Average September

    69.2 °F

  • Highest 4 September, 2026

    85.6 °F

Climate (2021–2026)

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

    61 °F
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