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May Weather in Santa Catarina, Mexico

Last updated: August 27, 2025

In May, the average temperature in Santa Catarina, Mexico is a comfortable 25°C (77°F). However, temperatures can vary significantly, with a minimum of 15°C (59°F) and soaring to a maximum of 36°C (97°F). Be prepared for some wet days, as the area experiences an average precipitation of 196 mm (7.7 in) over 19 days. With a high average humidity of 82%, it’s essential to stay hydrated and enjoy this vibrant climate!

May Temperature in Santa Catarina

In May in Santa Catarina, the average temperature is 25°C (77°F). Maximums can reach 36°C (97°F), and minimums can be as low as 15°C (59°F). It's an ideal time to explore outdoor activities and enjoy the pleasant weather.

May Weather in Santa Catarina: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Santa Catarina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Catarina, May typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (97°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec636569737777767776736864
Data source: Temperature data for Santa Catarina 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 Santa Catarina

In Santa Catarina in May, the precipitation amount is 196 mm (7.7 in) over the course of 19 days.

May Precipitation Trends in Santa Catarina

The chart displays monthly precipitation patterns in Santa Catarina, 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 Santa Catarina, May typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec11810815214019629025129733032916481
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Santa Catarina

In Santa Catarina in May, humidity is 82%. With an average temperature of 25°C (77°F), this humidity feels like a warm, oppressive blanket enveloping you as you explore, making every step feel more laborious and prompting the need for frequent hydration breaks.

May Average Humidity in Santa Catarina

This chart illustrates the average monthly humidity levels in Santa Catarina, 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 Santa Catarina is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Santa Catarina

In Santa Catarina in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Santa Catarina.

Maximum UV Index Levels in Santa Catarina for May

The chart shows the monthly maximum UV Index (UVI) for Santa Catarina 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 Santa Catarina typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810111213131312121197
Data source: Santa Catarina 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 Santa Catarina Compares to Other Months

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

This table compares monthly weather conditions in Santa Catarina, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (63°F)118 mm (4.6 inches)88%very high
February Weather19°C (66°F)108 mm (4.3 inches)86%very high
March Weather20°C (69°F)152 mm (6.0 inches)83%extreme
April Weather23°C (74°F)140 mm (5.5 inches)80%extreme
May Weather25°C (77°F)196 mm (7.7 inches)82%extreme
June Weather25°C (77°F)290 mm (11.4 inches)79%extreme
July Weather25°C (77°F)251 mm (9.9 inches)72%extreme
August Weather25°C (77°F)297 mm (11.7 inches)74%extreme
September Weather24°C (76°F)330 mm (13.0 inches)84%extreme
October Weather23°C (73°F)329 mm (13.0 inches)92%extreme
November Weather20°C (68°F)164 mm (6.4 inches)91%very high
December Weather18°C (64°F)81 mm (3.2 inches)91%high

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