Boynton Beach Weather Forecast

    • 47
    • 82

    Decreasing Clouds

    • 59
    • 67

    Partly Sunny

    • 65
    • 73

    Partly Sunny

    • 67
    • 75

    Chance Rain Showers

    • 66
    • 77

    Rain Showers Likely

    • 66
    • 76

    Chance Rain Showers

    • 65
    • 79

    Mostly Sunny

Today 18 Jan Coastal Palm Beach County

Partly sunny with a slight chance of Thunderstorms. A slight chance of Showers this Morning, then a chance of Showers this afternoon. Highs around 80. Temperature falling into the lower 70s this afternoon. Southwest Winds 5 to 10 Mph, increasing to west 15 to 20 Mph this afternoon. Chance of rain 40 percent.

Tonight 18 Jan Coastal Palm Beach County

Mostly cloudy this Evening, then clearing. Much cooler with Lows in the upper 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

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  • Temperature Real-Time

Boynton Beach Temperature Statistics

January Temperature

Boca Raton, Boca Raton Airport (9.9 miles)

  • Lowest 16 January, 2026

    42.8 °F

  • Average January

    70.4 °F

  • Highest 8 January, 2026

    82.4 °F

Climate (2021–Present)

Boca Raton, Boca Raton Airport (9.9 miles)

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  • Average Low 2021–2026

    71.9 °F

  • Average 2021–2026

    79.5 °F

  • Average High 2021–2026

    85.5 °F
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