Lake Worth - Boynton Beach Weather Forecast

    • 74
    • 90

    Thunderstorms

    • 75
    • 89

    Thunderstorms

    • 75
    • 89

    Thunderstorms

    • 75
    • 90

    Thunderstorms Likely

    • 75
    • 89

    Thunderstorms Likely

    • 75
    • 88

    Thunderstorms Likely

Today 7 Sep Coastal Palm Beach County

Mostly sunny. A chance of Showers and Thunderstorms this Morning, then Showers and Thunderstorms this afternoon. Highs in the upper 80s. Temperature falling into the mid 80s this afternoon. South Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 7 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. Humid with Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Worth - Boynton Beach Temperature Statistics

September Temperature

West Palm Beach - Palm Beach International Airport (9.3 miles)

  • Lowest 4 September, 2025

    75.9 °F

  • Average September

    81.7 °F

  • Highest 1 September, 2025

    91.9 °F

Climate (2020–Present)

West Palm Beach - Palm Beach International Airport (9.3 miles)

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  • Average Low 2020–2025

    71 °F

  • Average 2020–2025

    77.6 °F

  • Average High 2020–2025

    84.9 °F
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