Hempstead Harbor Park Weather Forecast

    • 63
    • 70

    Mostly Cloudy

    • 61
    • 70

    Rain

    • 56
    • 66

    Chance Rain Showers

    • 54
    • 64

    Chance Rain Showers

    • 54
    • 64

    Mostly Cloudy

    • 54
    • 64

    Chance Rain Showers

Today 19 Sep Northern Nassau

Partly sunny. Highs around 70. Northeast Winds 10 to 15 Mph.

Tonight 19 Sep Northern Nassau

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hempstead Harbor Park Temperature Statistics

September Temperature

New York, La Guardia Airport (11.8 miles)

  • Lowest 15 September, 2026

    60.7 °F

  • Average September

    74.6 °F

  • Highest 3 September, 2026

    88.6 °F

Climate (2021–2026)

New York, La Guardia Airport (11.8 miles)

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  • Average Low 2021–2026

    51.3 °F

  • Average 2021–2026

    57.6 °F

  • Average High 2021–2026

    64.6 °F
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