January Weather in Brenas, Puerto Rico

Last updated: August 31, 2025

In January, the average temperature in Brenas, Puerto Rico is a delightful 25°C (77°F). Expect a comfortable range where the minimum dips to 20°C (69°F) and the maximum peaks at 30°C (86°F). However, be prepared for some rain, as 39 mm (1.5 in) of precipitation can occur over 12 days, contributing to an average humidity of 76%.

January Temperature in Brenas

In January in Brenas, the average temperature is 25°C (77°F). Maximums can reach 30°C (86°F) and minimums can be as low as 20°C (69°F). This mild climate makes it an ideal time for exploring the attractions and enjoying outdoor activities.

January Weather in Brenas: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Brenas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brenas, January typically has an average temperature of 25°C (77°F), with highs reaching up to 30°C (86°F) and lows dropping to around 20°C (69°F).

Data source: Temperature data for Brenas generated using information from the Copernicus Climate Change Service.

January Precipitation in Brenas

In Brenas in January, the precipitation amount is 39 mm (1.5 in) over the course of 12 days.

January Precipitation Trends in Brenas

The chart displays monthly precipitation patterns in Brenas, 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 Brenas, January typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Brenas

In Brenas in January, humidity is 76%. With an average temperature of 25°C (77°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling feel muggy and requiring frequent breaks to stay refreshed.

January Average Humidity in Brenas

This chart illustrates the average monthly humidity levels in Brenas, 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 Brenas is approximately 76%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Brenas

In Brenas in January, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Brenas.

Maximum UV Index Levels in Brenas for January

The chart shows the monthly maximum UV Index (UVI) for Brenas 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 Brenas typically reaches 9, which falls under the very high exposure category.

Data source: Brenas 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 Brenas Compares to Other Months

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

This table compares monthly weather conditions in Brenas, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	39 mm (1.5 inches)	76%	very high
February Weather	25°C (77°F)	43 mm (1.7 inches)	75%	extreme
March Weather	25°C (77°F)	72 mm (2.8 inches)	74%	extreme
April Weather	26°C (78°F)	55 mm (2.2 inches)	75%	extreme
May Weather	27°C (80°F)	58 mm (2.3 inches)	75%	extreme
June Weather	27°C (81°F)	62 mm (2.4 inches)	77%	extreme
July Weather	28°C (82°F)	76 mm (3.0 inches)	80%	extreme
August Weather	28°C (82°F)	86 mm (3.4 inches)	80%	extreme
September Weather	28°C (82°F)	172 mm (6.8 inches)	79%	extreme
October Weather	27°C (81°F)	136 mm (5.3 inches)	78%	extreme
November Weather	26°C (80°F)	93 mm (3.7 inches)	78%	very high
December Weather	26°C (78°F)	50 mm (2.0 inches)	76%	very high