Threemile Harbor Entrance Weather Forecast

    • 61
    • 75

    Rain Showers Likely

    • 57
    • 70

    Slight Chance Rain Showers

    • 61
    • 75

    Mostly Sunny

    • 66
    • 77

    Partly Sunny

    • 70
    • 77

    Chance Rain Showers

    • 63
    • 81

    Partly Sunny

    • 60
    • 72

    Mostly Sunny

Today 5 Sep Southeast Suffolk

Sunny. Isolated Showers this afternoon. Highs in the mid 70s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 5 Sep Southeast Suffolk

Mostly cloudy. A chance of Showers, mainly this evening. Lows in the lower 60s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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Threemile Harbor Entrance Temperature Statistics

September Temperature

East Hampton, East Hampton Airport (5.6 miles)

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  • Average September

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Climate (2021–2022)

East Hampton, East Hampton Airport (5.6 miles)

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  • Average Low 2021–2022

    38.2 °F

  • Average 2021–2022

    46.9 °F

  • Average High 2021–2022

    53.4 °F
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