May Weather in Cacu, Brazil

Last updated: August 22, 2025

In May, the average temperature in Cacu, Brazil hovers around 22°C (72°F), offering pleasant weather for outdoor activities. Temperatures can vary significantly, ranging from a cool 6°C (43°F) at night to a warm 33°C (91°F) during the day. Be prepared for a sprinkle of rain, as 21 mm (0.8 in) of precipitation is expected over approximately 3 days. With an average humidity of 71%, the air will feel comfortably refreshing.

May Temperature in Cacu

In May in Cacu, the average temperature is 22°C (72°F). Maximum can reach 33°C (91°F) and minimum can be as low as 6°C (43°F). This mild climate makes it an ideal time for exploring and enjoying outdoor activities in Cacu.

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

The chart illustrates May temperature patterns in Cacu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cacu, May typically has an average temperature of 22°C (72°F), with highs reaching up to 33°C (91°F) and lows dropping to around 6°C (43°F).

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

May Precipitation in Cacu

In Cacu in May, the precipitation amount is 21 mm (0.8 in) over a period of 3 days.

May Precipitation Trends in Cacu

The chart displays monthly precipitation patterns in Cacu, 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 Cacu, May typically receives around 21 mm (0.8 inches) of precipitation spread over approximately 3 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 Cacu

In Cacu in May humidity is 71%. With an average temperature of 22°C (72°F), this humidity feels like the air is thick and slightly stifling, making outdoor activities require frequent breaks to stay hydrated and cool.

May Average Humidity in Cacu

This chart illustrates the average monthly humidity levels in Cacu, 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 Cacu is approximately 71%, 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 Cacu

In Cacu in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Cacu.

Maximum UV Index Levels in Cacu for May

The chart shows the monthly maximum UV Index (UVI) for Cacu 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 Cacu typically reaches 10, which falls under the very high exposure category.

Data source: Cacu 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 Cacu Compares to Other Months

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

This table compares monthly weather conditions in Cacu, 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)	143 mm (5.6 inches)	86%	extreme
February Weather	25°C (78°F)	173 mm (6.8 inches)	87%	extreme
March Weather	25°C (78°F)	127 mm (5.0 inches)	87%	extreme
April Weather	24°C (76°F)	68 mm (2.7 inches)	81%	extreme
May Weather	22°C (72°F)	21 mm (0.8 inches)	71%	very high
June Weather	22°C (72°F)	3 mm (0.1 inches)	63%	very high
July Weather	21°C (70°F)	1 mm (0.1 inches)	57%	very high
August Weather	24°C (75°F)	10 mm (0.4 inches)	47%	extreme
September Weather	27°C (82°F)	21 mm (0.8 inches)	39%	extreme
October Weather	27°C (81°F)	100 mm (3.9 inches)	34%	extreme
November Weather	26°C (78°F)	193 mm (7.6 inches)	64%	extreme
December Weather	26°C (78°F)	182 mm (7.2 inches)	84%	extreme