Nicoll Bay Weather Forecast

    • 73
    • 82

    Rain Showers Likely

    • 71
    • 79

    Slight Chance Thunderstorms

    • 71
    • 77

    Chance Thunderstorms

    • 73
    • 82

    Mostly Sunny

    • 75
    • 85

    Slight Chance Thunderstorms

    • 71
    • 85

    Slight Chance Thunderstorms

    • 68
    • 79

    Chance Rain Showers

Today 25 Jul Southwest Suffolk

Showers likely with a chance of Thunderstorms. Some Thunderstorms may be severe with damaging Winds, frequent Lightning, and heavy rainfall. Near steady temperature in the mid 80s. Southwest Winds around 15 Mph with Gusts up to 30 Mph. Chance of rain 60 percent. Heat index Values up to 101.

Tonight 25 Jul Southwest Suffolk

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms this Evening, then partly cloudy after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall this evening. Lows in the lower 70s. West Winds 10 to 15 Mph, becoming north 5 to 10 Mph after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Nicoll Bay Temperature Statistics

July Temperature

Islip, Long Island Mac Arthur Airport (5.6 miles)

  • Lowest 23 July, 2025

    64 °F

  • Average July

    77.9 °F

  • Highest 8 July, 2025

    92.6 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (5.6 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    63 °F
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