Downtown (Boston) Weather Forecast

    • 56
    • 68

    Mostly Cloudy

    • 57
    • 70

    Mostly Cloudy

    • 65
    • 78

    Partly Sunny

    • 58
    • 80

    Chance Rain Showers

    • 51
    • 66

    Chance Rain Showers

    • 52
    • 63

    Chance Rain Showers

Today 29 Sep Suffolk

Mostly cloudy. Patchy drizzle this morning. Patchy fog this morning. Highs in the upper 60s. Northwest Winds 5 to 10 Mph.

Tonight 29 Sep Suffolk

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

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Downtown (Boston) Temperature Statistics

September Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 24 September, 2026

    49.6 °F

  • Average September

    65.7 °F

  • Highest 10 September, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    60.9 °F
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