Bayport Weather Forecast

    • 39
    • 51

    Increasing Clouds

    • 38
    • 52

    Rain

    • 31
    • 45

    Chance Rain

    • 35
    • 43

    Partly Sunny

    • 32
    • 48

    Slight Chance Rain

    • 36
    • 47

    Mostly Cloudy

Today 21 Mar Southwest Suffolk

Mostly sunny. Highs in the lower 50s. Northwest Winds 5 to 10 Mph.

Tonight 21 Mar Southwest Suffolk

Mostly cloudy. Lows in the upper 30s. Northeast Winds around 5 Mph, becoming southeast after midnight.

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Bayport Temperature Statistics

March Temperature

Islip, Long Island Mac Arthur Airport (4.3 miles)

  • Lowest 3 March, 2026

    18.6 °F

  • Average March

    40.4 °F

  • Highest 9 March, 2026

    68.6 °F

Climate (2021–Present)

Islip, Long Island Mac Arthur Airport (4.3 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    63 °F
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