Riviera Beach Weather Forecast

    • 75
    • 87

    Thunderstorms Likely

    • 75
    • 88

    Thunderstorms Likely

    • 75
    • 88

    Rain Showers

    • 75
    • 88

    Rain Showers Likely

    • 75
    • 88

    Rain Showers Likely

    • 74
    • 86

    Rain Showers Likely

Today 21 Sep Coastal Palm Beach County

Partly sunny with a chance of Showers and Thunderstorms this Morning, then mostly cloudy with Showers and Thunderstorms likely this afternoon. Highs in the mid 80s. Temperature falling into the lower 80s this afternoon. West Winds around 5 Mph, becoming east this afternoon. Chance of rain 70 percent.

Tonight 21 Sep Coastal Palm Beach County

Mostly cloudy with Showers and Thunderstorms likely in the Evening, then partly cloudy with a chance of Showers and Thunderstorms after midnight. Near steady temperature in the upper 70s. South Winds around 5 Mph. Chance of rain 60 percent.

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Riviera Beach Temperature Statistics

September Temperature

West Palm Beach - Palm Beach International Airport (6.2 miles)

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Climate (2021–2026)

West Palm Beach - Palm Beach International Airport (6.2 miles)

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  • Average Low 2021–2026

    70.5 °F

  • Average 2021–2026

    77.4 °F

  • Average High 2021–2026

    84.9 °F
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