South Oyster Bay Weather Forecast

    • 71
    • 80

    Gradual Clearing

    • 67
    • 84

    Partly Sunny

    • 66
    • 77

    Slight Chance Rain Showers

    • 66
    • 76

    Mostly Cloudy

    • 65
    • 76

    Chance Rain Showers

    • 66
    • 79

    Mostly Sunny

Today 16 Aug Southern Nassau

Mostly cloudy this Morning, then becoming mostly sunny. Highs in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 16 Aug Southern Nassau

Partly cloudy. Humid with Lows in the lower 70s. South Winds 5 to 10 Mph.

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  • Temperature Real-Time

South Oyster Bay Temperature Statistics

August Temperature

Farmingdale - Republic Airport (6.2 miles)

  • Lowest 8 August, 2025

    58.6 °F

  • Average August

    72.7 °F

  • Highest 11 August, 2025

    87.7 °F

Climate (2020–Present)

Farmingdale - Republic Airport (6.2 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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