Barrett Beach Weather Forecast

    • 27
    • 41

    Breezy

    • 21
    • 36

    Partly Sunny

    • 30
    • 35

    Slight Chance Snow Showers

    • 28
    • 38

    Partly Sunny

    • 32
    • 36

    Chance Rain/Snow

    • 33
    • 38

    Chance Rain/Snow

    • 35
    • 40

    Mostly Cloudy

Today 11 Feb Southwest Suffolk

Mostly sunny. Highs in the lower 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 11 Feb Southwest Suffolk

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 20s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barrett Beach Temperature Statistics

February Temperature

Islip, Long Island Mac Arthur Airport (8.7 miles)

  • Lowest 8 February, 2026

    3.9 °F

  • Average February

    20.3 °F

  • Highest 6 February, 2026

    34.6 °F

Climate (2021–Present)

Islip, Long Island Mac Arthur Airport (8.7 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    63 °F
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