Great South Bay Weather Forecast

    • 52
    • 58

    Partly Sunny

    • 54
    • 62

    Mostly Cloudy

    • 57
    • 63

    Mostly Cloudy

    • 60
    • 65

    Mostly Cloudy

Today 1 Nov Southwest Suffolk

Sunny. Highs in the upper 50s. North Winds 5 to 10 Mph, becoming west this afternoon.

Tonight 1 Nov Southwest Suffolk

Mostly clear. Lows in the lower 40s. West Winds 5 to 10 Mph.

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Great South Bay Temperature Statistics

November Temperature

Islip, Long Island Mac Arthur Airport (8.1 miles)

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Climate (2021–2026)

Islip, Long Island Mac Arthur Airport (8.1 miles)

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  • Average Low 2021–2026

    47.1 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    63 °F
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