Alder Island Weather Forecast

    • 68
    • 77

    Mostly Sunny

    • 69
    • 77

    Mostly Sunny

    • 74
    • 83

    Mostly Sunny

    • 75
    • 89

    Partly Sunny

    • 73
    • 82

    Partly Sunny

    • 72
    • 82

    Partly Sunny

Today 12 Jul Southern Nassau

Sunny. Highs in the lower 80s. Northeast Winds around 5 Mph, becoming southeast this afternoon.

Tonight 12 Jul Southern Nassau

Mostly clear. Lows in the upper 60s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

Alder Island Temperature Statistics

July Temperature

New York, Kennedy International Airport (9.9 miles)

  • Lowest 7 July, 2026

    64.7 °F

  • Average July

    78.9 °F

  • Highest 2 July, 2026

    102.7 °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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