May Weather in Rio das Pedras, Brazil

Last updated: August 22, 2025

In May, the average temperature in Rio das Pedras, Brazil hovers around 20°C (69°F). However, temperatures can range from a brisk 6°C (42°F) to a warm 34°C (93°F). Expect an average precipitation of 38 mm (1.5 in) over 4 days, accompanied by a humidity level of 76%, making the air feel pleasantly fresh.

May Temperature in Rio das Pedras

In May in Rio das Pedras, the average temperature is 20°C (69°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 6°C (42°F). This variety in temperatures makes it a great time for travelers to experience comfortable weather and enjoy a range of outdoor activities.

May Weather in Rio das Pedras: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Rio das Pedras, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio das Pedras, May typically has an average temperature of 20°C (69°F), with highs reaching up to 34°C (93°F) and lows dropping to around 6°C (42°F).

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

May Precipitation in Rio das Pedras

In Rio das Pedras in May, the total precipitation amount is 38 mm (1.5 in) spread over the course of 4 days.

May Precipitation Trends in Rio das Pedras

The chart displays monthly precipitation patterns in Rio das Pedras, 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 Rio das Pedras, May typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 4 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 Rio das Pedras

In Rio das Pedras in May, humidity is 76%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace that can make outdoor activities sticky and uncomfortable, requiring frequent breaks and plenty of hydration for a pleasant travel experience.

May Average Humidity in Rio das Pedras

This chart illustrates the average monthly humidity levels in Rio das Pedras, 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 Rio das Pedras 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 Rio das Pedras

In Rio das Pedras 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 Rio das Pedras.

Maximum UV Index Levels in Rio das Pedras for May

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

Data source: Rio das Pedras 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 Rio das Pedras Compares to Other Months

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

This table compares monthly weather conditions in Rio das Pedras, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	189 mm (7.5 inches)	88%	extreme
February Weather	25°C (77°F)	161 mm (6.3 inches)	87%	extreme
March Weather	25°C (77°F)	95 mm (3.8 inches)	86%	extreme
April Weather	23°C (74°F)	46 mm (1.8 inches)	82%	extreme
May Weather	20°C (69°F)	38 mm (1.5 inches)	76%	very high
June Weather	20°C (68°F)	25 mm (1.0 inches)	71%	high
July Weather	19°C (66°F)	9 mm (0.3 inches)	67%	high
August Weather	20°C (68°F)	46 mm (1.8 inches)	59%	very high
September Weather	24°C (75°F)	33 mm (1.3 inches)	54%	extreme
October Weather	24°C (75°F)	97 mm (3.8 inches)	50%	extreme
November Weather	24°C (75°F)	128 mm (5.1 inches)	74%	extreme
December Weather	25°C (77°F)	131 mm (5.2 inches)	83%	extreme