Roslyn Harbor Weather Forecast

    • 42
    • 60

    Becoming Sunny

    • 42
    • 58

    Partly Sunny

    • 40
    • 56

    Partly Sunny

    • 43
    • 55

    Partly Sunny

    • 45
    • 54

    Chance Rain Showers

    • 44
    • 55

    Chance Rain Showers

    • 45
    • 55

    Chance Rain Showers

Today 24 Oct Northern Nassau

Mostly sunny. Highs around 60. Northwest Winds around 10 Mph.

Tonight 24 Oct Northern Nassau

Mostly clear. Lows in the lower 40s. Northwest Winds 5 to 10 Mph.

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Roslyn Harbor Temperature Statistics

October Temperature

Farmingdale - Republic Airport (12.4 miles)

  • Lowest 10 October, 2025

    42.1 °F

  • Average October

    59.9 °F

  • Highest 4 October, 2025

    81 °F

Climate (2020–Present)

Farmingdale - Republic Airport (12.4 miles)

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  • Average Low 2020–2025

    48.5 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    63.4 °F
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