Middle Island Weather Forecast

    • 64
    • 81

    Mostly Sunny

    • 65
    • 81

    Partly Sunny

    • 66
    • 78

    Rain Showers

    • 66
    • 79

    Mostly Sunny

    • 67
    • 83

    Partly Sunny

    • 67
    • 83

    Partly Sunny

Today 20 Jun Northwest Suffolk

Sunny. Highs around 80. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 20 Jun Northwest Suffolk

Mostly clear. Lows in the mid 60s. Northwest Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight.

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Middle Island Temperature Statistics

June Temperature

Shirley, Brookhaven Airport (5.6 miles)

  • Lowest 2 June, 2026

    43 °F

  • Average June

    68.8 °F

  • Highest 11 June, 2026

    91 °F

Climate (2021–2026)

Shirley, Brookhaven Airport (5.6 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    62.5 °F
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