Seaford Weather Forecast

    • 66
    • 83

    Slight Chance Thunderstorms

    • 64
    • 80

    Partly Sunny

    • 60
    • 74

    Partly Sunny

    • 63
    • 77

    Mostly Sunny

    • 64
    • 80

    Partly Sunny

    • 68
    • 79

    Slight Chance Rain Showers

Today 4 Sep Southern Nassau

Partly sunny. A chance of Showers this Morning, then a slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 80s. Northwest Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 4 Sep Southern Nassau

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the upper 60s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seaford Temperature Statistics

September Temperature

Farmingdale - Republic Airport (5.6 miles)

  • Lowest 1 September, 2026

    66.9 °F

  • Average September

    73.4 °F

  • Highest 1 September, 2026

    78.1 °F

Climate (2021–2026)

Farmingdale - Republic Airport (5.6 miles)

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  • Average Low 2021–2026

    48.1 °F

  • Average 2021–2026

    55.7 °F

  • Average High 2021–2026

    63 °F
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