Montauk Beach Weather Forecast

    • 63
    • 71

    Chance Rain Showers

    • 64
    • 72

    Rain Showers Likely

    • 65
    • 74

    Chance Rain Showers

    • 60
    • 78

    Mostly Sunny

    • 59
    • 68

    Mostly Sunny

    • 61
    • 69

    Partly Sunny

Today 16 Sep Southeast Suffolk

Mostly cloudy this Morning, then becoming partly sunny. Highs in the lower 70s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 16 Sep Southeast Suffolk

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the lower 60s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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Montauk Beach Temperature Statistics

September Temperature

Montauk, Montauk Airport (3.1 miles)

  • Lowest 13 September, 2025

    55 °F

  • Average September

    69 °F

  • Highest 5 September, 2025

    80.1 °F

Climate (2020–Present)

Montauk, Montauk Airport (3.1 miles)

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  • Average Low 2020–2025

    49.9 °F

  • Average 2020–2025

    55.9 °F

  • Average High 2020–2025

    61.8 °F
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