Riviera Beach Weather Forecast

    • 64
    • 71

    Slight Chance Thunderstorms

    • 66
    • 73

    Partly Sunny

    • 69
    • 77

    Mostly Cloudy

    • 67
    • 80

    Slight Chance Thunderstorms

    • 69
    • 81

    Partly Sunny

    • 68
    • 79

    Partly Sunny

Today 15 Dec Coastal Palm Beach County

Partly sunny with a chance of Showers and Thunderstorms this Morning, then mostly cloudy with a slight chance of Showers and Thunderstorms this afternoon. Windy. Near steady temperature around 70. Northeast Winds 20 to 30 Mph. Chance of rain 50 percent.

Tonight 15 Dec Coastal Palm Beach County

Mostly cloudy with a slight chance of Showers this Evening, then partly cloudy after midnight. Breezy. Near steady temperature in the upper 60s. Northeast Winds 15 to 25 Mph. Chance of rain 20 percent.

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Riviera Beach Temperature Statistics

December Temperature

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

  • Lowest 11 December, 2025

    55 °F

  • Average December

    73.4 °F

  • Highest 2 December, 2025

    87.1 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    70.9 °F

  • Average 2020–2025

    77.6 °F

  • Average High 2020–2025

    84.9 °F
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