Shirley Weather Forecast

    • 73
    • 83

    Chance Thunderstorms

    • 70
    • 86

    Chance Thunderstorms

    • 66
    • 84

    Mostly Sunny

    • 67
    • 79

    Mostly Sunny

    • 70
    • 85

    Partly Sunny

    • 73
    • 87

    Partly Sunny

    • 74
    • 88

    Slight Chance Rain Showers

Today 19 Jul Southwest Suffolk

Mostly sunny. Near steady temperature around 80. South Winds around 10 Mph.

Tonight 19 Jul Southwest Suffolk

Mostly cloudy. A slight chance of Showers and Thunderstorms after midnight. Patchy fog after midnight. Lows in the lower 70s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shirley Temperature Statistics

July Temperature

Shirley, Brookhaven Airport (1.2 miles)

  • Lowest 5 July, 2025

    59.6 °F

  • Average July

    77.2 °F

  • Highest 8 July, 2025

    90.6 °F

Climate (2020–Present)

Shirley, Brookhaven Airport (1.2 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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