Bayport Weather Forecast

    • 25
    • 30

    Snow/Sleet

    • 14
    • 31

    Chance Wintry Mix

    • 12
    • 22

    Partly Sunny

    • 14
    • 24

    Mostly Cloudy

    • 10
    • 23

    Partly Sunny

    • 13
    • 23

    Partly Sunny

Today 25 Jan Southwest Suffolk

Snow and sleet. Areas of blowing snow. Precipitation may be heavy at Times. Visibility one quarter mile or less at Times. Snow and sleet accumulation of 2 to 4 Inches. Windy with Highs in the upper 20s. East Winds 20 to 30 Mph with Gusts up to 45 Mph. Chance of precipitation near 100 percent.

Tonight 25 Jan Southwest Suffolk

Sleet with possible freezing rain and snow likely in the Evening, then freezing rain likely with possible snow and sleet after midnight. Patchy blowing snow after midnight. Precipitation may be heavy at Times in the evening. Total snow accumulation of 8 to 12 Inches. Ice accumulation of up to one quarter of an inch. Very windy with Lows in the mid 20s. Northeast Winds 25 to 35 Mph with Gusts up to 45 Mph, Diminishing to 20 to 25 Mph with Gusts up to 35 Mph after midnight. Chance of precipitation near 100 percent.

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Bayport Temperature Statistics

January Temperature

Islip, Long Island Mac Arthur Airport (4.3 miles)

  • Lowest 21 January, 2026

    12 °F

  • Average January

    35 °F

  • Highest 9 January, 2026

    51.7 °F

Climate (2021–Present)

Islip, Long Island Mac Arthur Airport (4.3 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    63.1 °F
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