Middle Island Weather Forecast

    • 55
    • 76

    Decreasing Clouds

    • 49
    • 74

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

    • 50
    • 61

    Rain Showers

    • 48
    • 59

    Rain Showers Likely

    • 51
    • 61

    Chance Rain Showers

    • 51
    • 66

    Mostly Cloudy

Today 18 May Northwest Suffolk

Mostly sunny. Highs in the mid 70s. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 18 May Northwest Suffolk

Mostly cloudy this Evening, then clearing. Lows in the mid 50s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Middle Island Temperature Statistics

May Temperature

Shirley, Brookhaven Airport (5.6 miles)

  • Lowest 12 May, 2025

    42.7 °F

  • Average May

    62.2 °F

  • Highest 8 May, 2025

    77.6 °F

Climate (2020–Present)

Shirley, Brookhaven Airport (5.6 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    63 °F
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