Bellport Bay Weather Forecast

    • 11
    • 34

    Breezy

    • 15
    • 18

    Mostly Cloudy

    • 25
    • 31

    Blizzard

    • 14
    • 31

    Chance Snow

    • 15
    • 23

    Blustery

    • 14
    • 24

    Mostly Cloudy

Today 23 Jan Southwest Suffolk

Mostly sunny and breezy. Highs in the mid 30s. West Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 23 Jan Southwest Suffolk

Partly cloudy and Brisk, cooler with Lows around 10 above. Northwest Winds 15 to 25 Mph with Gusts up to 35 Mph. Wind chill Values as low as 5 below.

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Bellport Bay Temperature Statistics

January Temperature

Shirley, Brookhaven Airport (5.6 miles)

  • Lowest 5 January, 2026

    14 °F

  • Average January

    33.4 °F

  • Highest 10 January, 2026

    50 °F

Climate (2021–Present)

Shirley, Brookhaven Airport (5.6 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    62.7 °F
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