Long Island Weather Forecast

    • 52
    • 76

    Becoming Sunny

    • 64
    • 76

    Mostly Sunny

    • 66
    • 73

    Rain Showers

    • 60
    • 74

    Mostly Sunny

    • 64
    • 70

    Mostly Sunny

    • 66
    • 74

    Partly Sunny

Today 11 Sep Southern Bristol

Mostly sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph, becoming west with Gusts up to 20 Mph in the afternoon.

Tonight 11 Sep Southern Bristol

Partly cloudy. Cooler with Lows in the upper 50s. Northwest Winds around 5 Mph.

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Long Island Temperature Statistics

September Temperature

New Bedford, New Bedford Regional Airport (7.5 miles)

  • Lowest 7 September, 2026

    48 °F

  • Average September

    66.6 °F

  • Highest 4 September, 2026

    82.9 °F

Climate (2021–2026)

New Bedford, New Bedford Regional Airport (7.5 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    61.9 °F
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