Hempstead Lake Weather Forecast

    • 57
    • 64

    Rain Showers

    • 59
    • 70

    Partly Sunny

    • 64
    • 73

    Partly Sunny

    • 67
    • 76

    Partly Sunny

    • 60
    • 76

    Mostly Cloudy

    • 58
    • 69

    Chance Rain Showers

Today 28 Sep Southern Nassau

Showers, mainly this morning. Highs in the mid 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

Tonight 28 Sep Southern Nassau

Mostly cloudy in the Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 50s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hempstead Lake Temperature Statistics

September Temperature

New York, Kennedy International Airport (6.8 miles)

  • Lowest 24 September, 2026

    54.6 °F

  • Average September

    71.1 °F

  • Highest 10 September, 2026

    88.6 °F

Climate (2021–2026)

New York, Kennedy International Airport (6.8 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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