Ronkonkoma Beach Weather Forecast

    • 39
    • 60

    Rain Showers

    • 41
    • 57

    Partly Sunny

    • 39
    • 59

    Mostly Sunny

    • 46
    • 58

    Mostly Cloudy

    • 39
    • 61

    Rain Showers Likely

    • 40
    • 57

    Mostly Sunny

Today 20 Apr Northwest Suffolk

Cloudy with Showers likely this Morning, then partly sunny with a chance of Showers this afternoon. Highs in the lower 60s. Southwest Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 20 Apr Northwest Suffolk

Mostly clear. Lows around 40. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ronkonkoma Beach Temperature Statistics

April Temperature

Islip, Long Island Mac Arthur Airport (1.9 miles)

  • Lowest 5 April, 2024

    35.7 °F

  • Average April

    50.7 °F

  • Highest 15 April, 2024

    78.1 °F

Climate (2019–Present)

Islip, Long Island Mac Arthur Airport (1.9 miles)

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  • Average Low 2019–2024

    47.3 °F

  • Average 2019–2024

    54.9 °F

  • Average High 2019–2024

    62.5 °F
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