Mastic Weather Forecast

    • 43
    • 61

    Becoming Sunny

    • 39
    • 57

    Partly Sunny

    • 42
    • 59

    Mostly Sunny

    • 40
    • 59

    Partly Sunny

    • 36
    • 56

    Rain Likely

    • 34
    • 49

    Chance Rain

Today 8 Nov Southeast Suffolk

Mostly Cloudy, then becoming mostly sunny this Morning, then becoming sunny. Isolated Showers early. Highs around 60. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 20 percent.

Tonight 8 Nov Southeast Suffolk

Mostly clear. Lows in the mid 40s. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Mastic Temperature Statistics

November Temperature

Shirley, Brookhaven Airport (1.9 miles)

  • Lowest 1 November, 2026

    34 °F

  • Average November

    57.2 °F

  • Highest 4 November, 2026

    68 °F

Climate (2021–2026)

Shirley, Brookhaven Airport (1.9 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    62.5 °F
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