May Weather in Pirai do Sul, Brazil

Last updated: August 22, 2025

In May, the average temperature in Pirai do Sul, Brazil hovers around 16°C (61°F), with a comfortable range from a crisp 3°C (37°F) to a warm 27°C (81°F). Expect some moisture with 74 mm (2.9 in) of precipitation spread over 8 days, contributing to an average humidity of 76%.

May Temperature in Pirai do Sul

In May in Pirai do Sul, the average temperature is 16°C (61°F). The maximum can reach 27°C (81°F), and the minimum can be as low as 3°C (37°F). It's a great time to explore the area's outdoor activities, so pack accordingly for a mix of warm days and cooler evenings.

May Weather in Pirai do Sul: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Pirai do Sul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pirai do Sul, May typically has an average temperature of 16°C (61°F), with highs reaching up to 27°C (81°F) and lows dropping to around 3°C (37°F).

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

May Precipitation in Pirai do Sul

In Pirai do Sul in May, the precipitation amount is 74 mm (2.9 in) over a period of 8 days.

May Precipitation Trends in Pirai do Sul

The chart displays monthly precipitation patterns in Pirai do Sul, 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 Pirai do Sul, May typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 8 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 Pirai do Sul

In Pirai do Sul in May humidity is 76%. With an average temperature of 16°C (61°F), this humidity feels like a warm embrace that makes traveling feel slightly heavy yet refreshing, often prompting you to seek shade or indulge in ice-cold drinks to stay comfortable.

May Average Humidity in Pirai do Sul

This chart illustrates the average monthly humidity levels in Pirai do Sul, 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 Pirai do Sul is approximately 76%, 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 Pirai do Sul

In Pirai do Sul in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Pirai do Sul.

Maximum UV Index Levels in Pirai do Sul for May

The chart shows the monthly maximum UV Index (UVI) for Pirai do Sul 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 Pirai do Sul typically reaches 8, which falls under the very high exposure category.

Data source: Pirai do Sul 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 Pirai do Sul Compares to Other Months

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

This table compares monthly weather conditions in Pirai do Sul, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (70°F)	191 mm (7.5 inches)	85%	extreme
February Weather	21°C (70°F)	135 mm (5.3 inches)	80%	extreme
March Weather	21°C (69°F)	138 mm (5.4 inches)	80%	extreme
April Weather	18°C (65°F)	51 mm (2.0 inches)	77%	extreme
May Weather	16°C (61°F)	74 mm (2.9 inches)	76%	very high
June Weather	15°C (59°F)	110 mm (4.3 inches)	74%	high
July Weather	14°C (58°F)	32 mm (1.3 inches)	66%	high
August Weather	15°C (59°F)	74 mm (2.9 inches)	57%	very high
September Weather	19°C (66°F)	63 mm (2.5 inches)	58%	extreme
October Weather	19°C (66°F)	171 mm (6.7 inches)	60%	extreme
November Weather	19°C (67°F)	116 mm (4.6 inches)	78%	extreme
December Weather	21°C (69°F)	185 mm (7.3 inches)	86%	extreme