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May Weather in Sao Caetano do Sul, Brazil

Last updated: August 22, 2025

In Sao Caetano do Sul, Brazil, the average temperature in May is a pleasant 18°C (65°F). Expect minimums as low as 6°C (43°F) and highs reaching up to 29°C (84°F). During this month, you're likely to see 56 mm (2.2 in) of precipitation spread over 7 days, with an average humidity of 79%. Stay prepared for varied weather!

May Temperature in Sao Caetano do Sul

In May in Sao Caetano do Sul, the average temperature is 18°C (65°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as 6°C (43°F). This makes it an ideal time to explore the great outdoors and enjoy a variety of activities in comfortable weather.

May Weather in Sao Caetano do Sul: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Sao Caetano do Sul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Caetano do Sul, May typically has an average temperature of 18°C (65°F), with highs reaching up to 29°C (84°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec737272686464626368696871
Data source: Temperature data for Sao Caetano do Sul 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 Sao Caetano do Sul

In Sao Caetano do Sul in May, the total precipitation amount is 56 mm (2.2 in) over a period of 7 days.

May Precipitation Trends in Sao Caetano do Sul

The chart displays monthly precipitation patterns in Sao Caetano do Sul, 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 Sao Caetano do Sul, May typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec192166148585648296447135126150
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sao Caetano do Sul

In Sao Caetano do Sul in May, humidity is 79%. With an average temperature of 18°C (65°F), this humidity feels like walking through a warm mist, making traveling slightly uncomfortable and sticky, but offering a refreshing escape when you find moments of shade or a breeze.

May Average Humidity in Sao Caetano do Sul

This chart illustrates the average monthly humidity levels in Sao Caetano do Sul, 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 Sao Caetano do Sul is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%84%79%77%72%65%58%50%75%80%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sao Caetano do Sul

In Sao Caetano do Sul 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 Sao Caetano do Sul.

Maximum UV Index Levels in Sao Caetano do Sul for May

The chart shows the monthly maximum UV Index (UVI) for Sao Caetano do Sul 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 Sao Caetano do Sul typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151211867911131415
Data source: Sao Caetano do Sul 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 Sao Caetano do Sul Compares to Other Months

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

This table compares monthly weather conditions in Sao Caetano do Sul, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)192 mm (7.6 inches)88%extreme
February Weather22°C (73°F)166 mm (6.5 inches)88%extreme
March Weather22°C (73°F)147 mm (5.8 inches)87%extreme
April Weather20°C (69°F)58 mm (2.3 inches)84%extreme
May Weather18°C (65°F)56 mm (2.2 inches)79%very high
June Weather18°C (64°F)48 mm (1.9 inches)77%high
July Weather16°C (62°F)29 mm (1.1 inches)72%high
August Weather17°C (63°F)64 mm (2.5 inches)65%very high
September Weather20°C (68°F)47 mm (1.9 inches)58%extreme
October Weather20°C (69°F)135 mm (5.3 inches)50%extreme
November Weather20°C (69°F)126 mm (5.0 inches)75%extreme
December Weather22°C (72°F)150 mm (5.9 inches)80%extreme

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