Roslyn Harbor Weather Forecast

    • 48
    • 66

    Decreasing Clouds

    • 48
    • 62

    Rain Showers

    • 45
    • 62

    Chance Rain Showers

    • 43
    • 61

    Partly Sunny

    • 43
    • 59

    Slight Chance Rain Showers

    • 45
    • 61

    Partly Sunny

Today 28 Apr Northern Nassau

Sunny in the Morning, then becoming partly sunny. Highs in the mid 60s. Northeast Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 28 Apr Northern Nassau

Mostly cloudy. Lows in the upper 40s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roslyn Harbor Temperature Statistics

April Temperature

Farmingdale - Republic Airport (12.4 miles)

  • Lowest 8 April, 2026

    28.9 °F

  • Average April

    52.1 °F

  • Highest 16 April, 2026

    81 °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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