South Mattapan Weather Forecast

    • 57
    • 78

    Mostly Sunny

    • 55
    • 73

    Mostly Sunny

    • 55
    • 75

    Mostly Sunny

    • 58
    • 76

    Mostly Cloudy

    • 61
    • 77

    Chance Rain Showers

    • 57
    • 81

    Partly Sunny

Today 14 Sep Suffolk

Partly sunny. Isolated Showers in the afternoon. Highs in the upper 70s. West Winds around 5 Mph, becoming northeast in the afternoon. Chance of rain 20 percent.

Tonight 14 Sep Suffolk

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

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South Mattapan Temperature Statistics

September Temperature

Norwood, Norwood Memorial Airport (6.2 miles)

  • Lowest 9 September, 2025

    42.1 °F

  • Average September

    63.4 °F

  • Highest 6 September, 2025

    82.9 °F

Climate (2020–Present)

Norwood, Norwood Memorial Airport (6.2 miles)

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  • Average Low 2020–2025

    42.7 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    63.9 °F
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