Bay Shore Weather Forecast

    • 43
    • 56

    Breezy

    • 41
    • 58

    Mostly Sunny

    • 45
    • 58

    Partly Sunny

    • 45
    • 59

    Partly Sunny

    • 43
    • 58

    Mostly Sunny

    • 48
    • 58

    Partly Sunny

Today 31 Oct Southwest Suffolk

Partly sunny. A slight chance of Showers this afternoon. Very windy with Highs in the mid 50s. West Winds 25 to 35 Mph with Gusts up to 50 Mph. Chance of rain 20 percent.

Tonight 31 Oct Southwest Suffolk

Partly cloudy in the Evening, then becoming mostly clear. Very windy with Lows in the mid 40s. West Winds 30 to 40 Mph, Diminishing to 20 to 30 Mph after midnight. Gusts up to 50 Mph.

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Bay Shore Temperature Statistics

October Temperature

Islip, Long Island Mac Arthur Airport (8.7 miles)

  • Lowest 27 October, 2025

    39.9 °F

  • Average October

    59.2 °F

  • Highest 4 October, 2025

    82 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (8.7 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    63.2 °F
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