Long Island Weather Forecast

    • 57
    • 76

    Decreasing Clouds

    • 55
    • 64

    Partly Sunny

    • 60
    • 66

    Rain Showers

    • 57
    • 65

    Chance Rain Showers

    • 56
    • 61

    Slight Chance Rain Showers

    • 56
    • 62

    Breezy

Today 18 Sep Southern Bristol

Partly sunny this Morning, then clearing. Patchy fog this morning. Highs around 80. Northwest Winds 5 to 10 Mph.

Tonight 18 Sep Southern Bristol

Partly cloudy. Much cooler. Less humid with Lows around 50. North Winds 5 to 10 Mph.

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Long Island Temperature Statistics

September Temperature

New Bedford, New Bedford Regional Airport (7.5 miles)

  • Lowest 15 September, 2026

    45 °F

  • Average September

    66.4 °F

  • Highest 10 September, 2026

    84 °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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