Byron Lake Park Weather Forecast

    • 44
    • 58

    Becoming Sunny

    • 45
    • 62

    Mostly Sunny

    • 53
    • 63

    Partly Sunny

    • 54
    • 69

    Rain Showers Likely

    • 50
    • 66

    Chance Rain Showers

    • 52
    • 67

    Chance Rain Showers

    • 48
    • 64

    Slight Chance Rain Showers

Today 16 Oct Southwest Suffolk

Sunny, breezy with Highs in the upper 50s. North Winds 15 to 25 Mph.

Tonight 16 Oct Southwest Suffolk

Clear, breezy with Lows in the mid 40s. North Winds 15 to 25 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Byron Lake Park Temperature Statistics

October Temperature

Islip, Long Island Mac Arthur Airport (3.7 miles)

  • Lowest 10 October, 2025

    42.1 °F

  • Average October

    62.6 °F

  • Highest 4 October, 2025

    82 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (3.7 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    63.2 °F
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