Hempstead Weather Forecast

    • 66
    • 83

    Rain Showers Likely

    • 64
    • 82

    Mostly Sunny

    • 66
    • 82

    Mostly Sunny

    • 69
    • 83

    Partly Sunny

    • 69
    • 83

    Chance Rain Showers

    • 69
    • 84

    Chance Rain Showers

Today 23 Aug Southern Nassau

Mostly cloudy with Showers likely with a slight chance of Thunderstorms in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the lower 80s. Southeast Winds 5 to 10 Mph, becoming south in the afternoon. Chance of rain 60 percent.

Tonight 23 Aug Southern Nassau

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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Hempstead Temperature Statistics

August Temperature

New York, Kennedy International Airport (8.7 miles)

  • Lowest 20 August, 2026

    64.9 °F

  • Average August

    78.6 °F

  • Highest 9 August, 2026

    92.6 °F

Climate (2021–2026)

New York, Kennedy International Airport (8.7 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    63.6 °F
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