Jupiter Island Weather Forecast

    • 78
    • 86

    Chance Thunderstorms

    • 77
    • 86

    Rain Showers

    • 77
    • 87

    Thunderstorms Likely

    • 77
    • 86

    Thunderstorms Likely

    • 76
    • 84

    Rain Showers Likely

    • 77
    • 84

    Chance Thunderstorms

Today 30 May Coastal Martin

Considerable cloudiness late in the Morning, then mostly cloudy with a chance of Showers and Thunderstorms late in the afternoon and towards Sunset. Highs in the upper 80s. West Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 30 May Coastal Martin

A slight chance of Thunderstorms in the late evening and early morning. Partly cloudy with a slight chance of Showers. Lows in the mid 70s. West Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jupiter Island Temperature Statistics

May Temperature

Witham Field Airport (12.4 miles)

  • Lowest 7 May, 2026

    68 °F

  • Average May

    79.8 °F

  • Highest 2 May, 2026

    95 °F

Climate (2021–Present)

Witham Field Airport (12.4 miles)

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  • Average Low 2021–2026

    69.3 °F

  • Average 2021–2026

    74.5 °F

  • Average High 2021–2026

    82.9 °F
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