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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 warm 26°C (79°F). Expect a minimum of 15°C (59°F) and a maximum soaring to 37°C (99°F). During this month, 152 mm (6.0 in) of precipitation is likely spread over 17 days, contributing to an average humidity of 82%. Stay prepared for a mix of warm weather and occasional rain!

May Temperature in Santa Catarina

In May in Santa Catarina, the average temperature is 26°C (79°F), with maximums reaching 37°C (99°F) and minimums dropping to as low as 15°C (59°F). This pleasant weather makes Santa Catarina an ideal destination for travelers looking to enjoy warm days and cooler nights.

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 26°C (79°F), with highs reaching up to 37°C (99°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec626670757878777876736763
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 152 mm (6.0 in) over the course of 17 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 152 mm (6.0 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec6958721031522081491582292939846
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 26°C (79°F), this humidity feels like a warm blanket that envelops you, making outdoor activities feel more taxing and requiring frequent breaks to stay hydrated.

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 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 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 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121212131312121187
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 (62°F)68 mm (2.7 inches)88%high
February Weather19°C (66°F)57 mm (2.3 inches)86%very high
March Weather21°C (70°F)72 mm (2.8 inches)83%extreme
April Weather24°C (75°F)103 mm (4.0 inches)80%extreme
May Weather26°C (79°F)152 mm (6.0 inches)82%extreme
June Weather25°C (78°F)208 mm (8.2 inches)79%extreme
July Weather25°C (78°F)149 mm (5.9 inches)72%extreme
August Weather25°C (78°F)158 mm (6.2 inches)74%extreme
September Weather25°C (77°F)229 mm (9.0 inches)84%extreme
October Weather23°C (73°F)293 mm (11.5 inches)92%extreme
November Weather20°C (68°F)98 mm (3.9 inches)91%very high
December Weather17°C (64°F)46 mm (1.8 inches)91%high

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