Jupiter Island Weather Forecast

    • 75
    • 83

    Rain Showers Likely

    • 75
    • 82

    Rain Showers Likely

    • 73
    • 82

    Rain Showers Likely

    • 73
    • 82

    Chance Thunderstorms

    • 71
    • 82

    Chance Rain Showers

Today 17 Oct Coastal Martin

Mostly cloudy in the afternoon then becoming cloudy. Showers likely and a chance of Thunderstorms. Breezy. Highs in the mid 80s. Northwest Winds 5 to 10 Mph becoming north 15 to 20 Mph with Gusts up to 30 Mph late in the afternoon and towards Sunset. Chance of rain 70 percent.

Tonight 17 Oct Coastal Martin

Mostly cloudy. Showers likely and a chance of Thunderstorms in the late evening and early Morning, then a chance of Showers and a slight chance of Thunderstorms after midnight. Breezy. Lows in the mid 70s. North Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

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Jupiter Island Temperature Statistics

October Temperature

Witham Field Airport (12.4 miles)

  • Lowest 13 October, 2026

    69.8 °F

  • Average October

    80.4 °F

  • Highest 10 October, 2026

    93.2 °F

Climate (2021–2026)

Witham Field Airport (12.4 miles)

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  • Average Low 2021–2026

    69.4 °F

  • Average 2021–2026

    74.6 °F

  • Average High 2021–2026

    83.1 °F
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