April Weather in Arroyo, Puerto Rico

Last updated: August 31, 2025

In April, the average temperature in Arroyo, Puerto Rico hovers around 25°C (77°F). Expect a comfortable range, with minimums dipping to 22°C (71°F) and maximums reaching 28°C (82°F). However, be prepared for the possibility of rain, as 67 mm (2.7 in) of precipitation can fall over 21 days, accompanied by a notable average humidity of 76%.

April Temperature in Arroyo

In April in Arroyo, the average temperature is 25°C (77°F). The maximum can reach 28°C (82°F) and the minimum can be as low as 22°C (71°F). This pleasant climate makes Arroyo an ideal destination for travelers seeking outdoor activities and relaxation.

April Weather in Arroyo: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Arroyo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arroyo, April typically has an average temperature of 25°C (77°F), with highs reaching up to 28°C (82°F) and lows dropping to around 22°C (71°F).

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

April Precipitation in Arroyo

In Arroyo in April, the precipitation amount is 67 mm (2.7 in) spread over 21 days.

April Precipitation Trends in Arroyo

The chart displays monthly precipitation patterns in Arroyo, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Arroyo, April typically receives around 67 mm (2.7 inches) of precipitation spread over approximately 21 days.

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

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Millimeters (mm) Inches (in)

April Humidity in Arroyo

In Arroyo in April, 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.

April Average Humidity in Arroyo

This chart illustrates the average monthly humidity levels in Arroyo, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Arroyo is approximately 76%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Arroyo

In Arroyo in April, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Arroyo.

Maximum UV Index Levels in Arroyo for April

The chart shows the monthly maximum UV Index (UVI) for Arroyo in April, 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 April, the maximum UV index in Arroyo typically reaches 13, which falls under the extreme exposure category.

Data source: Arroyo April 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 April Weather in Arroyo Compares to Other Months

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

This table compares monthly weather conditions in Arroyo, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	48 mm (1.9 inches)	76%	very high
February Weather	24°C (76°F)	51 mm (2.0 inches)	75%	extreme
March Weather	24°C (76°F)	64 mm (2.5 inches)	75%	extreme
April Weather	25°C (77°F)	67 mm (2.7 inches)	76%	extreme
May Weather	25°C (78°F)	97 mm (3.8 inches)	76%	extreme
June Weather	26°C (79°F)	92 mm (3.6 inches)	78%	extreme
July Weather	27°C (80°F)	139 mm (5.5 inches)	81%	extreme
August Weather	27°C (81°F)	134 mm (5.3 inches)	80%	extreme
September Weather	27°C (81°F)	190 mm (7.5 inches)	79%	extreme
October Weather	27°C (80°F)	165 mm (6.5 inches)	78%	extreme
November Weather	26°C (79°F)	119 mm (4.7 inches)	78%	very high
December Weather	25°C (77°F)	67 mm (2.6 inches)	77%	very high