Alder Island Weather Forecast

    • 56
    • 72

    Becoming Sunny

    • 54
    • 68

    Mostly Sunny

    • 61
    • 68

    Partly Sunny

    • 64
    • 67

    Rain Showers

    • 61
    • 69

    Slight Chance Rain Showers

    • 51
    • 66

    Chance Rain Showers

Today 8 Oct Southern Nassau

Sunny. Highs in the mid 70s. West Winds 10 to 15 Mph.

Tonight 8 Oct Southern Nassau

Mostly clear. Lows in the lower 50s. West Winds 10 to 15 Mph, becoming northwest around 5 Mph after midnight.

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Alder Island Temperature Statistics

October Temperature

New York, Kennedy International Airport (9.9 miles)

  • Lowest 4 October, 2026

    55 °F

  • Average October

    65.8 °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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