Long Beach (Stony Brook) Weather Forecast

    • 24
    • 36

    Decreasing Clouds

    • 31
    • 37

    Mostly Sunny

    • 31
    • 43

    Partly Sunny

    • 20
    • 36

    Chance Snow

    • 21
    • 27

    Chance Snow

    • 30
    • 35

    Chance Rain

Today 26 Feb Northwest Suffolk

Mostly sunny this Morning, then becoming mostly cloudy. Highs in the upper 30s. Northwest Winds around 5 Mph.

Tonight 26 Feb Northwest Suffolk

Mostly cloudy in the Evening, then clearing. Lows in the lower 20s. North Winds around 5 Mph.

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Long Beach (Stony Brook) Temperature Statistics

February Temperature

Islip, Long Island Mac Arthur Airport (9.3 miles)

  • Lowest 8 February, 2026

    4.6 °F

  • Average February

    28 °F

  • Highest 21 February, 2026

    47.6 °F

Climate (2021–Present)

Islip, Long Island Mac Arthur Airport (9.3 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    63 °F
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