County Park Weather Forecast

    • 57
    • 69

    Decreasing Clouds

    • 52
    • 70

    Mostly Sunny

    • 52
    • 67

    Partly Sunny

    • 51
    • 59

    Rain Showers

    • 49
    • 58

    Rain Showers Likely

    • 51
    • 61

    Chance Rain Showers

Today 18 May Northwest Suffolk

Partly cloudy. Highs in the lower 70s. West Winds around 10 Mph with Gusts up to 20 Mph, increasing to 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 18 May Northwest Suffolk

Mostly cloudy in the 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

County Park Temperature Statistics

May Temperature

Islip, Long Island Mac Arthur Airport (10.6 miles)

  • Lowest 1 May, 2025

    47.6 °F

  • Average May

    62.6 °F

  • Highest 11 May, 2025

    78.7 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (10.6 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    63 °F
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