South Valley Stream Weather Forecast

    • 48
    • 60

    Rain Showers

    • 45
    • 63

    Rain Showers Likely

    • 45
    • 61

    Partly Sunny

    • 43
    • 58

    Partly Sunny

    • 47
    • 60

    Partly Sunny

    • 49
    • 64

    Slight Chance Rain Showers

Today 29 Apr Southern Nassau

Mostly sunny this Morning, then becoming mostly cloudy. Highs around 60. Southeast Winds 5 to 10 Mph.

Tonight 29 Apr Southern Nassau

A chance of Showers in the Evening, then Showers after midnight. Lows in the upper 40s. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Valley Stream Temperature Statistics

April Temperature

New York, Kennedy International Airport (2.5 miles)

  • Lowest 8 April, 2026

    30.7 °F

  • Average April

    54.1 °F

  • Highest 14 April, 2026

    80.7 °F

Climate (2021–Present)

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

    63.5 °F
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