December Weather in Boynton Beach, United States

Last updated: June 24, 2025

In Boynton Beach, United States, the average temperature in December hovers around 22°C (72°F). Visitors can expect a comfortable range, with minimums dropping to 10°C (50°F) and maximums soaring to 29°C (85°F). Be prepared for some refreshing rain, as the area receives an average precipitation of 48 mm (1.9 in) over the course of 10 days. With an average humidity of 84%, don't forget to stay hydrated while enjoying the beautiful weather!

December Temperature in Boynton Beach

In December in Boynton Beach, the average temperature is 22°C (72°F). Maximum can reach 29°C (85°F) and minimum can be as low as 10°C (50°F). This pleasant climate makes Boynton Beach an ideal destination for travelers seeking a comfortable getaway.

December Weather in Boynton Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Boynton Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Boynton Beach, December typically has an average temperature of 22°C (72°F), with highs reaching up to 29°C (85°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec697373767981838382817572
Data source: Temperature data for Boynton Beach generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Boynton Beach

In Boynton Beach in December, the precipitation amount is 48 mm (1.9 in) spread over a period of 10 days.

December Precipitation Trends in Boynton Beach

The chart displays monthly precipitation patterns in Boynton Beach, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Boynton Beach, December typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec415437891612081841951971589749
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Boynton Beach

In Boynton Beach in December humidity is 84%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making travel feel slightly stifling but also lending a vibrant energy to the atmosphere, which can be both invigorating and tiring as you explore.

December Average Humidity in Boynton Beach

This chart illustrates the average monthly humidity levels in Boynton Beach, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Boynton Beach is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%68%65%73%77%80%83%83%83%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Boynton Beach

In Boynton Beach in December, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Boynton Beach, you can refer to this Hourly UV Index in Boynton Beach.

Maximum UV Index Levels in Boynton Beach for December

The chart shows the monthly maximum UV Index (UVI) for Boynton Beach in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Boynton Beach typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111086
Data source: Boynton Beach December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Boynton Beach Compares to Other Months

Weather in Boynton Beach varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Boynton Beach, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Boynton Beach, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (69°F)41 mm (1.6 inches)83%high
February Weather23°C (73°F)54 mm (2.1 inches)80%very high
March Weather23°C (73°F)37 mm (1.4 inches)75%very high
April Weather25°C (76°F)89 mm (3.5 inches)68%extreme
May Weather26°C (79°F)161 mm (6.3 inches)65%extreme
June Weather27°C (82°F)207 mm (8.2 inches)73%extreme
July Weather28°C (83°F)184 mm (7.2 inches)77%extreme
August Weather29°C (84°F)195 mm (7.7 inches)80%extreme
September Weather28°C (83°F)197 mm (7.7 inches)83%extreme
October Weather27°C (81°F)158 mm (6.2 inches)83%very high
November Weather24°C (76°F)97 mm (3.8 inches)83%very high
December Weather22°C (72°F)48 mm (1.9 inches)84%high

Compare Boynton Beach's Climate with Cities Worldwide