South Oyster Bay Weather Forecast

    • 40
    • 47

    Rain Likely

    • 23
    • 41

    Partly Sunny

    • 32
    • 38

    Mostly Cloudy

    • 28
    • 44

    Chance Rain/Snow

    • 22
    • 34

    Chance Snow

    • 18
    • 32

    Partly Sunny

    • 17
    • 28

    Partly Sunny

Today 14 Jan Southern Nassau

Mostly cloudy with a 30 percent chance of rain. Highs in the upper 40s. South Winds 5 to 10 Mph.

Tonight 14 Jan Southern Nassau

Rain Likely, mainly in the evening. Lows around 40. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Oyster Bay Temperature Statistics

January Temperature

Farmingdale - Republic Airport (6.2 miles)

  • Lowest 1 January, 2026

    18 °F

  • Average January

    34.8 °F

  • Highest 9 January, 2026

    52 °F

Climate (2021–Present)

Farmingdale - Republic Airport (6.2 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    55.9 °F

  • Average High 2021–2026

    63.3 °F
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