Ronkonkoma Weather Forecast

    • 61
    • 81

    Mostly Sunny

    • 64
    • 80

    Partly Sunny

    • 60
    • 80

    Partly Sunny

    • 58
    • 74

    Partly Sunny

    • 60
    • 72

    Mostly Cloudy

    • 63
    • 73

    Chance Rain Showers

Today 1 Jun Southwest Suffolk

Sunny. Near steady temperature in the mid 70s. West Winds 5 to 10 Mph.

Tonight 1 Jun Southwest Suffolk

Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ronkonkoma Temperature Statistics

June Temperature

Islip, Long Island Mac Arthur Airport (1.2 miles)

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  • Average June

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Climate (2019–Present)

Islip, Long Island Mac Arthur Airport (1.2 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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