Amityville Weather Forecast

    • 56
    • 76

    Becoming Sunny

    • 58
    • 72

    Mostly Sunny

    • 64
    • 74

    Mostly Sunny

    • 66
    • 78

    Mostly Cloudy

    • 63
    • 79

    Partly Sunny

    • 62
    • 76

    Mostly Cloudy

Today 14 Sep Southwest Suffolk

Sunny. Highs in the mid 70s. North Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 14 Sep Southwest Suffolk

Mostly clear. Lows in the upper 50s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Amityville Temperature Statistics

September Temperature

Farmingdale - Republic Airport (5 miles)

  • Lowest 7 September, 2026

    57 °F

  • Average September

    72.4 °F

  • Highest 3 September, 2026

    87.1 °F

Climate (2021–2026)

Farmingdale - Republic Airport (5 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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