Brookhaven Airport Weather Forecast

    • 65
    • 76

    Rain Showers Likely

    • 64
    • 77

    Rain Showers

    • 55
    • 74

    Chance Rain Showers

    • 56
    • 71

    Mostly Sunny

    • 61
    • 75

    Partly Sunny

    • 62
    • 78

    Slight Chance Rain Showers

Today 12 Sep Southeast Suffolk

Sunny this Morning, then becoming partly sunny. Highs in the mid 70s. East Winds 5 to 10 Mph, becoming southeast this afternoon.

Tonight 12 Sep Southeast Suffolk

Mostly cloudy. A chance of Showers after midnight. Lows in the mid 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brookhaven Airport Temperature Statistics

September Temperature

Shirley, Brookhaven Airport (0 miles)

  • Lowest 7 September, 2026

    53.1 °F

  • Average September

    70.4 °F

  • Highest 10 September, 2026

    84.9 °F

Climate (2021–2026)

Shirley, Brookhaven Airport (0 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    62.6 °F
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