Great South Bay Weather Forecast

    • 58
    • 67

    Partly Sunny

    • 59
    • 69

    Mostly Sunny

    • 61
    • 69

    Mostly Sunny

    • 64
    • 73

    Partly Sunny

    • 63
    • 75

    Chance Rain Showers

    • 59
    • 69

    Chance Rain Showers

    • 59
    • 65

    Slight Chance Rain Showers

Today 2 Jun Southwest Suffolk

Sunny. Near steady temperature in the lower 70s. Northwest Winds 10 to 15 Mph.

Tonight 2 Jun Southwest Suffolk

Mostly cloudy this Evening, then clearing. Lows in the upper 50s. West Winds around 5 Mph with Gusts up to 20 Mph, becoming north after midnight.

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Great South Bay Temperature Statistics

June Temperature

Islip, Long Island Mac Arthur Airport (8.1 miles)

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  • Average June

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Climate (2021–Present)

Islip, Long Island Mac Arthur Airport (8.1 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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