Oyster Bay Weather Forecast

    • 64
    • 83

    Sunny

    • 67
    • 88

    Mostly Sunny

    • 69
    • 91

    Mostly Sunny

    • 70
    • 90

    Mostly Sunny

    • 71
    • 91

    Chance Rain Showers

    • 70
    • 89

    Slight Chance Thunderstorms

Today 9 Aug Northern Nassau

Sunny. Highs in the lower 80s. Northeast Winds 5 to 10 Mph.

Tonight 9 Aug Northern Nassau

Clear. Lows in the mid 60s. South Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Oyster Bay Temperature Statistics

August Temperature

Farmingdale - Republic Airport (10.6 miles)

  • Lowest 3 August, 2025

    60.1 °F

  • Average August

    71.2 °F

  • Highest 4 August, 2025

    86 °F

Climate (2020–Present)

Farmingdale - Republic Airport (10.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    48.6 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    63.4 °F
Get WillyWeather+ to remove ads