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January Weather in Boynton Beach, United States

Last updated: June 24, 2025

In Boynton Beach, United States, the average temperature in January hovers around 21°C (69°F), offering a pleasant climate. Expect a minimum chill of 6°C (44°F) and occasional highs reaching up to 29°C (85°F). With 41 mm (1.6 in) of precipitation spread over 7 days, it’s wise to prepare for a few rainy moments. The air carries a relatively high average humidity of 83%, ensuring a refreshingly lush atmosphere.

January Temperature in Boynton Beach

In January in Boynton Beach, the average temperature is 21°C (69°F). The maximum can reach 29°C (85°F), while the minimum can drop to as low as 6°C (44°F). Overall, it's an ideal time for traveling, as you can enjoy mild weather and a pleasant climate.

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

The chart illustrates January 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, January typically has an average temperature of 21°C (69°F), with highs reaching up to 29°C (85°F) and lows dropping to around 6°C (44°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.

January Precipitation in Boynton Beach

In Boynton Beach in January, the precipitation amount is 41 mm (1.6 in) spread over a duration of 7 days.

January Precipitation Trends in Boynton Beach

The chart displays monthly precipitation patterns in Boynton Beach, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Boynton Beach, January typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec415437891612081841951971589749
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Boynton Beach

In Boynton Beach in January, humidity is 83%. With an average temperature of 21°C (69°F), this humidity feels like a heavy blanket enveloping you, making travel feel sticky and challenging as you navigate the damp air.

January Average Humidity in Boynton Beach

This chart illustrates the average monthly humidity levels in Boynton Beach, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Boynton Beach is approximately 83%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Boynton Beach

In Boynton Beach in January, 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 January

The chart shows the monthly maximum UV Index (UVI) for Boynton Beach in January, 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 January, the maximum UV index in Boynton Beach typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111086
Data source: Boynton Beach January 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 January 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 January’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 January’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

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