Oyster Bay Harbor Weather Forecast

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    Breezy

    • 55
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    Breezy

    • 55
    • 65

    Chance Rain Showers

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    • 65

    Chance Rain Showers

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    Chance Rain Showers

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    Slight Chance Rain Showers

Today 22 Sep Northern Nassau

Mostly cloudy. A slight chance of Showers this morning. Highs in the mid 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 22 Sep Northern Nassau

Mostly cloudy. Lows in the mid 50s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oyster Bay Harbor Temperature Statistics

September Temperature

Farmingdale - Republic Airport (11.2 miles)

  • Lowest 15 September, 2026

    55 °F

  • Average September

    71.2 °F

  • Highest 3 September, 2026

    87.1 °F

Climate (2021–2026)

Farmingdale - Republic Airport (11.2 miles)

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  • Average Low 2021–2026

    48.1 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    63 °F
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