Heckscher State Park Weather Forecast

    • 33
    • 44

    Rain

    • 17
    • 39

    Mostly Sunny

    • 35
    • 37

    Chance Rain

    • 34
    • 46

    Mostly Cloudy

    • 29
    • 41

    Partly Sunny

    • 34
    • 41

    Rain Likely

Today 31 Jan Southwest Suffolk

A chance of light rain late this Morning, then rain this afternoon. Near steady temperature in the lower 40s. South Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 31 Jan Southwest Suffolk

Light rain. Lows in the lower 30s. Southwest Winds 5 to 10 Mph, becoming northwest after midnight. Chance of rain near 100 percent.

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Heckscher State Park Temperature Statistics

January Temperature

Islip, Long Island Mac Arthur Airport (6.2 miles)

  • Lowest 22 January, 2025

    7.8 °F

  • Average January

    30.7 °F

  • Highest 1 January, 2025

    54.6 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (6.2 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    62.8 °F
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