Nesconset Weather Forecast

    • 74
    • 90

    Slight Chance Thunderstorms

    • 71
    • 91

    Mostly Sunny

    • 74
    • 89

    Mostly Sunny

    • 69
    • 90

    Chance Rain Showers

    • 69
    • 85

    Chance Rain Showers

    • 68
    • 86

    Slight Chance Rain Showers

Today 8 Aug Northwest Suffolk

Partly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. Southwest Winds around 10 Mph. Chance of rain 20 percent. Heat index Values in the upper 90s.

Tonight 8 Aug Northwest Suffolk

Partly cloudy with a chance of Thunderstorms with a slight chance of Showers in the Evening, then mostly clear after midnight. Some Thunderstorms may be severe with damaging Winds. Humid with Lows in the mid 70s. Southwest Winds 5 to 10 Mph. Chance of rain 30 percent.

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Nesconset Temperature Statistics

August Temperature

Islip, Long Island Mac Arthur Airport (4.3 miles)

  • Lowest 4 August, 2026

    63.6 °F

  • Average August

    76.5 °F

  • Highest 6 August, 2026

    87.1 °F

Climate (2021–2026)

Islip, Long Island Mac Arthur Airport (4.3 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    63.1 °F
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