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May Weather in Porto Walter, Brazil

Last updated: August 22, 2025

In May, the average temperature in Porto Walter, Brazil is a pleasant 25°C (78°F). You can expect a minimum of 16°C (62°F) and a maximum of 33°C (92°F). However, be prepared for 118 mm (4.7 in) of precipitation spread over 19 days, coupled with a high average humidity of 82%. Don't forget your umbrella!

May Temperature in Porto Walter

In May in Porto Walter, the average temperature is 25°C (78°F), with maximums that can reach 33°C (92°F) and minimums as low as 16°C (62°F). This pleasant weather makes it an ideal time for outdoor adventures and sightseeing in Porto Walter.

May Weather in Porto Walter: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Porto Walter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Walter, May typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (92°F) and lows dropping to around 16°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec787878787777777980797979
Data source: Temperature data for Porto Walter generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Porto Walter

In Porto Walter in May, the precipitation amount is 118 mm (4.7 in) over the course of 19 days.

May Precipitation Trends in Porto Walter

The chart displays monthly precipitation patterns in Porto Walter, 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 Porto Walter, May typically receives around 118 mm (4.7 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec250294308214118825075103190240242
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Porto Walter

In Porto Walter in May, humidity is 82%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities a bit more challenging and encouraging you to seek shade or a cool spot during your travels.

May Average Humidity in Porto Walter

This chart illustrates the average monthly humidity levels in Porto Walter, 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 Porto Walter is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%86%88%82%67%48%39%40%51%74%89%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Porto Walter

In Porto Walter in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Porto Walter.

Maximum UV Index Levels in Porto Walter for May

The chart shows the monthly maximum UV Index (UVI) for Porto Walter 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 Porto Walter typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616151211111213151514
Data source: Porto Walter 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 Porto Walter Compares to Other Months

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

This table compares monthly weather conditions in Porto Walter, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)250 mm (9.9 inches)85%extreme
February Weather26°C (79°F)294 mm (11.6 inches)82%extreme
March Weather26°C (78°F)308 mm (12.1 inches)86%extreme
April Weather26°C (78°F)214 mm (8.4 inches)88%extreme
May Weather25°C (78°F)118 mm (4.7 inches)82%extreme
June Weather25°C (77°F)82 mm (3.2 inches)67%extreme
July Weather25°C (77°F)50 mm (1.9 inches)48%extreme
August Weather26°C (79°F)74 mm (2.9 inches)39%extreme
September Weather27°C (80°F)103 mm (4.1 inches)40%extreme
October Weather26°C (80°F)190 mm (7.5 inches)51%extreme
November Weather26°C (79°F)240 mm (9.5 inches)74%extreme
December Weather26°C (79°F)242 mm (9.5 inches)89%extreme

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