Alder Island Weather Forecast

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    • 50

    Rain Showers

    • 33
    • 49

    Rain Showers

    • 33
    • 40

    Partly Sunny

    • 41
    • 45

    Partly Sunny

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    • 51

    Chance Rain

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    Chance Rain

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    Chance Rain

Today 26 Mar Southern Nassau

Sunny. Not as cool with Highs in the upper 60s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 26 Mar Southern Nassau

Showers, breezy. Near steady temperature in the mid 50s. South Winds 15 to 25 Mph, becoming west 20 to 25 Mph after midnight. Gusts up to 35 Mph. Chance of rain near 100 percent.

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Alder Island Temperature Statistics

March Temperature

New York, Kennedy International Airport (9.9 miles)

  • Lowest 2 March, 2026

    21.7 °F

  • Average March

    42 °F

  • Highest 9 March, 2026

    67.6 °F

Climate (2021–Present)

New York, Kennedy International Airport (9.9 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    63.5 °F
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