Shelter Island Bay - Jonas Island Weather Forecast

    • 49
    • 72

    Becoming Sunny

    • 51
    • 62

    Mostly Sunny

    • 55
    • 64

    Partly Sunny

    • 59
    • 68

    Chance Rain Showers

    • 55
    • 66

    Chance Rain Showers

    • 55
    • 64

    Chance Rain Showers

    • 55
    • 66

    Partly Sunny

Today 8 Oct Coastal Atlantic

Showers with a slight chance of Thunderstorms, mainly this morning. Near steady temperature in the upper 60s. Temperature falling into the upper 60s this afternoon. Southwest Winds 15 to 20 Mph, becoming northwest this afternoon. Chance of rain near 100 percent.

Tonight 8 Oct Coastal Atlantic

Mostly clear. Cooler with Lows in the lower 50s. North Winds 15 to 20 Mph.

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  • Temperature Real-Time

Shelter Island Bay - Jonas Island Temperature Statistics

October Temperature

Atlantic City, Atlantic City International Airport (7.5 miles)

  • Lowest 3 October, 2025

    45 °F

  • Average October

    62 °F

  • Highest 4 October, 2025

    80.1 °F

Climate (2020–Present)

Atlantic City, Atlantic City International Airport (7.5 miles)

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  • Average Low 2020–2025

    47.3 °F

  • Average 2020–2025

    56.9 °F

  • Average High 2020–2025

    66.3 °F
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