Bellport Bay - John Boyle Island Weather Forecast

    • 76
    • 80

    Chance Thunderstorms

    • 77
    • 80

    Slight Chance Thunderstorms

    • 75
    • 80

    Chance Thunderstorms

    • 73
    • 79

    Thunderstorms Likely

    • 71
    • 77

    Chance Rain Showers

    • 68
    • 77

    Partly Sunny

Today 7 Aug Southwest Suffolk

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the mid 80s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 20 percent. Heat index Values up to 100.

Tonight 7 Aug Southwest Suffolk

Partly cloudy with a chance of Showers and Thunderstorms. Humid with Lows in the mid 70s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Bellport Bay - John Boyle Island Temperature Statistics

August Temperature

Shirley, Brookhaven Airport (5.6 miles)

  • Lowest 1 August, 2022

    68 °F
  • Average August

    77.9 °F
  • Highest 4 August, 2022

    89.1 °F

Climate (2010–Present)

Shirley, Brookhaven Airport (5.6 miles)

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  • Average Low 2010–Present

    46.5 °F
  • Average 2010–Present

    54.3 °F
  • Average High 2010–Present

    61.9 °F
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