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May Weather in Batan, Costa Rica

Last updated: August 23, 2025

In Batan, Costa Rica, the average temperature in May hovers around 25°C (78°F). Expect a range from a pleasant 20°C (68°F) at its coolest to a warm 32°C (91°F) at its peak. During this month, precipitation can reach around 430 mm (16.9 in) over 29 days, contributing to an average humidity level of 69%. Be prepared for both the warmth and the wet!

May Temperature in Batan

In May in Batan, the average temperature is 25°C (78°F). Maximums can reach 32°C (91°F) and minimums can be as low as 20°C (68°F). This pleasant climate makes Batan an ideal destination for travelers seeking warm weather.

May Weather in Batan: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Batan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Batan, May typically has an average temperature of 25°C (78°F), with highs reaching up to 32°C (91°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec737474767878777778777675
Data source: Temperature data for Batan 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.

May Precipitation in Batan

In Batan in May, the total precipitation amount is 430 mm (16.9 in) over the span of 29 days.

May Precipitation Trends in Batan

The chart displays monthly precipitation patterns in Batan, 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 Batan, May typically receives around 430 mm (16.9 inches) of precipitation spread over approximately 29 days.
JanFebMarAprMayJunJulAugSepOctNovDec252138141172430370496352240354416342
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Batan

In Batan in May humidity is 69%. With an average temperature of 25°C (78°F), this humidity feels like a warm and tropical embrace, making traveling a bit sticky but also invigorating as each breath carries a hint of the surrounding environment, perfect for those who enjoy a lively and immersive journey.

May Average Humidity in Batan

This chart illustrates the average monthly humidity levels in Batan, 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 Batan is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%68%66%67%69%84%85%82%81%80%80%73%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Batan

In Batan in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Batan, you can check here.

Maximum UV Index Levels in Batan for May

The chart shows the monthly maximum UV Index (UVI) for Batan 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 Batan typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec121314151413131313141110
Data source: Batan 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 Batan Compares to Other Months

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

This table compares monthly weather conditions in Batan, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)252 mm (9.9 inches)68%extreme
February Weather23°C (74°F)138 mm (5.4 inches)68%extreme
March Weather23°C (75°F)141 mm (5.5 inches)66%extreme
April Weather25°C (77°F)172 mm (6.8 inches)67%extreme
May Weather25°C (78°F)430 mm (16.9 inches)69%extreme
June Weather25°C (78°F)370 mm (14.6 inches)84%extreme
July Weather25°C (77°F)496 mm (19.5 inches)85%extreme
August Weather25°C (78°F)352 mm (13.9 inches)82%extreme
September Weather25°C (78°F)240 mm (9.4 inches)81%extreme
October Weather25°C (77°F)354 mm (13.9 inches)80%extreme
November Weather25°C (76°F)416 mm (16.4 inches)80%extreme
December Weather24°C (75°F)342 mm (13.5 inches)72%very high

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