Fair Harbor Weather Forecast

    • 66
    • 77

    Mostly Sunny

    • 68
    • 77

    Mostly Sunny

    • 71
    • 79

    Partly Sunny

    • 72
    • 79

    Mostly Cloudy

    • 72
    • 78

    Mostly Cloudy

    • 71
    • 77

    Mostly Cloudy

Today 2 Aug Southwest Suffolk

Sunny. Highs in the upper 70s. Northeast Winds 5 to 10 Mph.

Tonight 2 Aug Southwest Suffolk

Mostly clear. Lows in the mid 60s. North Winds 5 to 10 Mph.

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Fair Harbor Temperature Statistics

August Temperature

Islip, Long Island Mac Arthur Airport (11.2 miles)

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  • Average August

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Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (11.2 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    63 °F
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