Lonelyville Weather Forecast

    • 68
    • 79

    Increasing Clouds

    • 68
    • 78

    Partly Sunny

    • 70
    • 80

    Chance Rain Showers

    • 67
    • 73

    Partly Sunny

    • 68
    • 73

    Partly Sunny

    • 67
    • 73

    Slight Chance Rain Showers

Today 15 Aug Southwest Suffolk

Sunny. Highs in the mid 80s. Northeast Winds around 10 Mph, becoming southeast this afternoon.

Tonight 15 Aug Southwest Suffolk

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the upper 60s. East Winds 5 to 10 Mph.

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Lonelyville Temperature Statistics

August Temperature

Islip, Long Island Mac Arthur Airport (11.2 miles)

  • Lowest 9 August, 2025

    56.6 °F

  • Average August

    73.9 °F

  • Highest 4 August, 2025

    89.7 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (11.2 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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