Roslyn Harbor Weather Forecast

    • 34
    • 50

    Increasing Clouds

    • 42
    • 48

    Rain

    • 36
    • 59

    Rain

    • 26
    • 45

    Partly Sunny

    • 31
    • 40

    Mostly Cloudy

    • 36
    • 46

    Partly Sunny

Today 14 Mar Northern Nassau

Sunny, breezy with Highs in the upper 40s. West Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 14 Mar Northern Nassau

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the mid 30s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 5 to 10 Mph after midnight.

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Roslyn Harbor Temperature Statistics

March Temperature

Farmingdale - Republic Airport (12.4 miles)

  • Lowest 2 March, 2026

    19.9 °F

  • Average March

    41.4 °F

  • Highest 9 March, 2026

    68 °F

Climate (2021–Present)

Farmingdale - Republic Airport (12.4 miles)

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  • Average Low 2021–2026

    48.2 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    63.1 °F
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