Alder Island Weather Forecast

    • 59
    • 66

    Rain

    • 59
    • 68

    Chance Rain

    • 63
    • 68

    Partly Sunny

    • 55
    • 71

    Mostly Sunny

    • 54
    • 64

    Partly Sunny

    • 53
    • 66

    Chance Rain Showers

Today 11 Oct Southern Nassau

Mostly sunny. Highs in the upper 50s.

Tonight 11 Oct Southern Nassau

Rain with a slight chance of Thunderstorms in the Evening, then rain likely with a chance of Thunderstorms after midnight. Lows in the upper 50s. East Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming northeast 10 to 15 Mph after midnight. Chance of rain 90 percent.

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Alder Island Temperature Statistics

October Temperature

New York, Kennedy International Airport (9.9 miles)

  • Lowest 7 October, 2026

    44.7 °F

  • Average October

    64 °F

  • Highest 2 October, 2026

    82.7 °F

Climate (2021–2026)

New York, Kennedy International Airport (9.9 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    63.6 °F
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