Long Beach (Stony Brook) Weather Forecast

    • 71
    • 83

    Increasing Clouds

    • 73
    • 86

    Increasing Clouds

    • 73
    • 84

    Chance Thunderstorms

    • 72
    • 85

    Rain Showers Likely

    • 71
    • 84

    Chance Thunderstorms

    • 70
    • 81

    Chance Rain Showers

    • 69
    • 80

    Chance Rain Showers

Today 5 Jul Northwest Suffolk

Mostly sunny. Highs in the mid 80s. South Winds 5 to 10 Mph.

Tonight 5 Jul Northwest Suffolk

Partly cloudy. Lows around 70. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Real-Time

Long Beach (Stony Brook) Temperature Statistics

July Temperature

Islip, Long Island Mac Arthur Airport (9.3 miles)

  • Lowest 3 July, 2025

    68 °F

  • Average July

    76.4 °F

  • Highest 3 July, 2025

    90 °F

Climate (2020–Present)

Islip, Long Island Mac Arthur Airport (9.3 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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