May Weather in Puerto Cortes, Costa Rica

Last updated: August 23, 2025

In Puerto Cortes, Costa Rica, the average temperature in May hovers around 24°C (76°F), creating a pleasant atmosphere for both locals and visitors. The temperature can dip to a minimum of 19°C (67°F) and rise to a maximum of 30°C (87°F), offering a comfortable range. Expect significant rainfall, with 655 mm (25.8 in) of precipitation spread across 31 days, resulting in an average humidity of 69%. This combination makes for a rich and vibrant environment!

May Temperature in Puerto Cortes

In May in Puerto Cortes, the average temperature is 24°C (76°F), with maximums capable of reaching 30°C (87°F) and minimums dropping to as low as 19°C (67°F). This pleasant weather makes Puerto Cortes an ideal destination for travelers looking to enjoy comfortable temperatures and outdoor activities.

May Weather in Puerto Cortes: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Puerto Cortes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto Cortes, May typically has an average temperature of 24°C (76°F), with highs reaching up to 30°C (87°F) and lows dropping to around 19°C (67°F).

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

May Precipitation in Puerto Cortes

In Puerto Cortes in May, the precipitation amount is 655 mm (25.8 in) over the course of 31 days.

May Precipitation Trends in Puerto Cortes

The chart displays monthly precipitation patterns in Puerto Cortes, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Puerto Cortes, May typically receives around 655 mm (25.8 inches) of precipitation spread over approximately 31 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Puerto Cortes

In Puerto Cortes in May humidity is 69%. With an average temperature of 24°C (76°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel a bit more exhausting, so travelers should stay hydrated and take frequent breaks in the shade.

May Average Humidity in Puerto Cortes

This chart illustrates the average monthly humidity levels in Puerto Cortes, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Puerto Cortes is approximately 69%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Puerto Cortes

In Puerto Cortes in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Puerto Cortes.

Maximum UV Index Levels in Puerto Cortes for May

The chart shows the monthly maximum UV Index (UVI) for Puerto Cortes in May, 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 May, the maximum UV index in Puerto Cortes typically reaches 15, which falls under the extreme exposure category.

Data source: Puerto Cortes May 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 May Weather in Puerto Cortes Compares to Other Months

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

This table compares monthly weather conditions in Puerto Cortes, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	94 mm (3.7 inches)	68%	extreme
February Weather	24°C (76°F)	43 mm (1.7 inches)	68%	extreme
March Weather	25°C (77°F)	54 mm (2.1 inches)	66%	extreme
April Weather	25°C (77°F)	245 mm (9.6 inches)	67%	extreme
May Weather	24°C (76°F)	655 mm (25.8 inches)	69%	extreme
June Weather	24°C (76°F)	622 mm (24.5 inches)	84%	extreme
July Weather	24°C (76°F)	500 mm (19.7 inches)	85%	extreme
August Weather	24°C (75°F)	637 mm (25.1 inches)	82%	extreme
September Weather	24°C (75°F)	579 mm (22.8 inches)	81%	extreme
October Weather	24°C (75°F)	887 mm (34.9 inches)	80%	extreme
November Weather	23°C (74°F)	687 mm (27.0 inches)	80%	extreme
December Weather	24°C (75°F)	198 mm (7.8 inches)	72%	extreme