April Weather in Sao Joao do Piaui, Brazil

Last updated: August 22, 2025

In April, the average temperature in Sao Joao do Piaui, Brazil reaches a warm 27°C (82°F), with lows dipping to 21°C (70°F) and highs soaring to 36°C (97°F). Expect 100 mm (3.9 in) of precipitation spread over 11 days, making for quite a humid month with an average humidity of 90%.

April Temperature in Sao Joao do Piaui

In April in Sao Joao do Piaui, the average temperature is 27°C (82°F). Maximums can reach 36°C (97°F), and minimums can be as low as 21°C (70°F). This makes it an ideal time to explore outdoor activities while enjoying warm, sunny weather.

April Weather in Sao Joao do Piaui: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sao Joao do Piaui, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Joao do Piaui, April typically has an average temperature of 27°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (70°F).

Data source: Temperature data for Sao Joao do Piaui generated using information from the Copernicus Climate Change Service.

April Precipitation in Sao Joao do Piaui

In Sao Joao do Piaui in April, the precipitation amount is 100 mm (3.9 in) over the course of 11 days.

April Precipitation Trends in Sao Joao do Piaui

The chart displays monthly precipitation patterns in Sao Joao do Piaui, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Sao Joao do Piaui, April typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

April Humidity in Sao Joao do Piaui

In Sao Joao do Piaui in April humidity is 90%. With an average temperature of 27°C (82°F), this humidity feels like a thick, enveloping blanket that makes traveling feel heavy and sluggish, causing you to constantly seek shade and refreshment as you navigate the sweltering air.

April Average Humidity in Sao Joao do Piaui

This chart illustrates the average monthly humidity levels in Sao Joao do Piaui, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Sao Joao do Piaui is approximately 90%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sao Joao do Piaui

In Sao Joao do Piaui in April, 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 Sao Joao do Piaui, you can check here.

Maximum UV Index Levels in Sao Joao do Piaui for April

The chart shows the monthly maximum UV Index (UVI) for Sao Joao do Piaui in April, 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 April, the maximum UV index in Sao Joao do Piaui typically reaches 14, which falls under the extreme exposure category.

Data source: Sao Joao do Piaui April 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 April Weather in Sao Joao do Piaui Compares to Other Months

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

This table compares monthly weather conditions in Sao Joao do Piaui, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	28°C (83°F)	59 mm (2.3 inches)	86%	extreme
February Weather	27°C (81°F)	153 mm (6.0 inches)	90%	extreme
March Weather	27°C (81°F)	109 mm (4.3 inches)	92%	extreme
April Weather	27°C (82°F)	100 mm (3.9 inches)	90%	extreme
May Weather	28°C (83°F)	15 mm (0.6 inches)	84%	extreme
June Weather	28°C (82°F)	2 mm (0.1 inches)	76%	extreme
July Weather	27°C (82°F)	1 mm (0.0 inches)	68%	extreme
August Weather	29°C (84°F)	0 mm (0.0 inches)	62%	extreme
September Weather	30°C (86°F)	0 mm (0.0 inches)	56%	extreme
October Weather	31°C (88°F)	34 mm (1.3 inches)	51%	extreme
November Weather	29°C (85°F)	55 mm (2.2 inches)	44%	extreme
December Weather	28°C (83°F)	53 mm (2.1 inches)	59%	extreme