South Valley Stream Weather Forecast

    • 40
    • 60

    Rain

    • 41
    • 55

    Partly Sunny

    • 32
    • 51

    Mostly Sunny

    • 38
    • 46

    Mostly Sunny

    • 45
    • 54

    Partly Sunny

    • 48
    • 62

    Partly Sunny

Today 5 Apr Southern Nassau

Rain with a slight chance of Thunderstorms. Highs in the upper 50s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 5 Apr Southern Nassau

Mostly cloudy with a chance of rain in the Evening, then mostly clear after midnight. Lows around 40. West Winds 10 to 15 Mph. Chance of rain 50 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 3 April, 2026

    41 °F

  • Average April

    53.5 °F

  • Highest 1 April, 2026

    78.7 °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

    56.1 °F

  • Average High 2021–2026

    63.5 °F
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