Boston Weather Forecast

    • 59
    • 67

    Mostly Cloudy

    • 59
    • 70

    Mostly Cloudy

    • 54
    • 75

    Mostly Cloudy

    • 47
    • 74

    Mostly Sunny

    • 49
    • 74

    Partly Sunny

    • 51
    • 75

    Partly Sunny

    • 54
    • 78

    Partly Sunny

Today 22 Sep Jefferson

Mostly sunny. Highs in the mid 80s.

Tonight 22 Sep Jefferson

Mostly cloudy. Lows around 60. Northeast Winds 5 to 10 Mph.

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  • Temperature Real-Time

Boston Temperature Statistics

September Temperature

Louisville, Bowman Field Airport (12.4 miles)

  • Lowest 14 September, 2026

    60.7 °F

  • Average September

    81.7 °F

  • Highest 3 September, 2026

    98.7 °F

Climate (2021–2026)

Louisville, Bowman Field Airport (12.4 miles)

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  • Average Low 2021–2026

    48.9 °F

  • Average 2021–2026

    58.8 °F

  • Average High 2021–2026

    68.7 °F
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