Barnum Island Weather Forecast

    • 63
    • 71

    Rain Showers

    • 64
    • 83

    Mostly Sunny

    • 66
    • 81

    Chance Rain Showers

    • 68
    • 80

    Rain Showers Likely

    • 68
    • 79

    Chance Thunderstorms

    • 69
    • 84

    Partly Sunny

    • 70
    • 85

    Partly Sunny

Today 23 Jun Southern Nassau

Widespread Showers. Near steady temperature in the upper 60s. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain near 100 percent.

Tonight 23 Jun Southern Nassau

Cloudy with numerous Showers in the Evening, then partly cloudy after midnight. Lows in the lower 60s. Northwest Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Barnum Island Temperature Statistics

June Temperature

New York, Kennedy International Airport (6.2 miles)

  • Lowest 2 June, 2026

    50.6 °F

  • Average June

    73.5 °F

  • Highest 12 June, 2026

    96.7 °F

Climate (2021–2026)

New York, Kennedy International Airport (6.2 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    56.2 °F

  • Average High 2021–2026

    63.5 °F
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