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May Weather in Porteirinha, Brazil

Last updated: August 22, 2025

In May, the average temperature in Porteirinha, Brazil is a pleasant 23°C (74°F). Expect minimums dipping to 7°C (45°F) and maximums soaring to 34°C (94°F). With an average precipitation of just 7 mm (0.3 in) over 1 day, humidity levels linger around 72%, making it a comfortable time for outdoor activities!

May Temperature in Porteirinha

In May, in Porteirinha, the average temperature is 23°C (74°F). The maximum can reach 34°C (94°F), and the minimum can be as low as 7°C (45°F). This makes Porteirinha an ideal destination for travelers seeking a mix of warm days and cooler nights.

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

The chart illustrates May temperature patterns in Porteirinha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porteirinha, May typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (94°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec797878777473717478817777
Data source: Temperature data for Porteirinha 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 Porteirinha

In Porteirinha in May, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Porteirinha

The chart displays monthly precipitation patterns in Porteirinha, 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 Porteirinha, May typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec4711877377111346128160
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Porteirinha

In Porteirinha in May humidity is 72%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping blanket that clings to the skin, making outdoor activities a challenge but offering a refreshing atmosphere for leisurely strolls in the shade.

May Average Humidity in Porteirinha

This chart illustrates the average monthly humidity levels in Porteirinha, 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 Porteirinha is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%83%88%81%72%71%66%61%54%46%42%51%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Porteirinha

In Porteirinha in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Porteirinha.

Maximum UV Index Levels in Porteirinha for May

The chart shows the monthly maximum UV Index (UVI) for Porteirinha 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 Porteirinha typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151413119101212141516
Data source: Porteirinha 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 Porteirinha Compares to Other Months

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

This table compares monthly weather conditions in Porteirinha, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)47 mm (1.9 inches)75%extreme
February Weather25°C (78°F)118 mm (4.7 inches)83%extreme
March Weather26°C (78°F)77 mm (3.0 inches)88%extreme
April Weather25°C (77°F)37 mm (1.4 inches)81%extreme
May Weather23°C (74°F)7 mm (0.3 inches)72%extreme
June Weather23°C (73°F)1 mm (0.0 inches)71%very high
July Weather21°C (71°F)1 mm (0.1 inches)66%very high
August Weather23°C (74°F)1 mm (0.0 inches)61%extreme
September Weather26°C (78°F)3 mm (0.1 inches)54%extreme
October Weather27°C (81°F)45 mm (1.8 inches)46%extreme
November Weather25°C (78°F)128 mm (5.0 inches)42%extreme
December Weather25°C (78°F)160 mm (6.3 inches)51%extreme

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