May Weather in Guacui, Brazil

Last updated: August 22, 2025

In May, the average temperature in Guacui, Brazil hovers around 19°C (67°F), making it a pleasant time to visit. Expect a minimum of 7°C (45°F) and a comfortable maximum of 29°C (85°F) during the month. While you might enjoy the warmth, be prepared for precipitation totaling 58 mm (2.3 in) over approximately 10 days. Remember, the average humidity stands at a balmy 82%, adding to the overall atmosphere of the season.

May Temperature in Guacui

In May in Guacui, the average temperature is 19°C (67°F), with maximums reaching 29°C (85°F) and minimums dropping as low as 7°C (45°F). This moderate climate makes it a perfect time for travelers to explore the beauty of Guacui comfortably.

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

The chart illustrates May temperature patterns in Guacui, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guacui, May typically has an average temperature of 19°C (67°F), with highs reaching up to 29°C (85°F) and lows dropping to around 7°C (45°F).

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

May Precipitation in Guacui

In Guacui in May, the total precipitation amount is 58 mm (2.3 in), measured over a span of 10 days.

May Precipitation Trends in Guacui

The chart displays monthly precipitation patterns in Guacui, 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 Guacui, May typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 10 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 Guacui

In Guacui in May humidity is 82%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket wrapping around you, making each step feel sluggish and the air thick as you explore the sights.

May Average Humidity in Guacui

This chart illustrates the average monthly humidity levels in Guacui, 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 Guacui is approximately 82%, 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 Guacui

In Guacui in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Guacui.

Maximum UV Index Levels in Guacui for May

The chart shows the monthly maximum UV Index (UVI) for Guacui 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 Guacui typically reaches 9, which falls under the very high exposure category.

Data source: Guacui 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 Guacui Compares to Other Months

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

This table compares monthly weather conditions in Guacui, 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)	125 mm (4.9 inches)	80%	extreme
February Weather	23°C (74°F)	253 mm (9.9 inches)	85%	extreme
March Weather	23°C (73°F)	173 mm (6.8 inches)	86%	extreme
April Weather	21°C (70°F)	103 mm (4.1 inches)	85%	extreme
May Weather	19°C (67°F)	58 mm (2.3 inches)	82%	very high
June Weather	19°C (66°F)	27 mm (1.1 inches)	81%	high
July Weather	17°C (64°F)	17 mm (0.7 inches)	79%	very high
August Weather	18°C (64°F)	35 mm (1.4 inches)	75%	very high
September Weather	21°C (70°F)	49 mm (1.9 inches)	72%	extreme
October Weather	21°C (71°F)	141 mm (5.5 inches)	66%	extreme
November Weather	21°C (70°F)	200 mm (7.9 inches)	69%	extreme
December Weather	23°C (73°F)	239 mm (9.4 inches)	72%	extreme