South Valley Stream Weather Forecast

    • 57
    • 71

    Increasing Clouds

    • 58
    • 65

    Rain Showers Likely

    • 51
    • 70

    Mostly Sunny

    • 51
    • 63

    Sunny

    • 56
    • 66

    Mostly Sunny

    • 57
    • 71

    Mostly Sunny

    • 57
    • 70

    Partly Sunny

Today 3 Oct Southern Nassau

Mostly sunny. Highs in the upper 60s.

Tonight 3 Oct Southern Nassau

Partly cloudy. Lows in the upper 50s. East Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight.

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South Valley Stream Temperature Statistics

October Temperature

New York, Kennedy International Airport (2.5 miles)

  • Lowest 1 October, 2026

    64 °F

  • Average October

    67.9 °F

  • Highest 1 October, 2026

    73 °F

Climate (2021–2026)

New York, Kennedy International Airport (2.5 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    63.6 °F
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