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May Weather in San Bernardo, Mexico

Last updated: August 27, 2025

In May, the average temperature in San Bernardo, Mexico hovers around 22°C (72°F), making it a pleasant time to visit. However, temperatures can range from a cool 5°C (41°F) to a sweltering 37°C (100°F). Expect some light rain, with an average precipitation of 9 mm (0.3 in) spread over just 2 days. The average humidity sits at a comfortable 49%, ensuring a mild and enjoyable atmosphere for your stay.

May Temperature in San Bernardo

In May in San Bernardo, the average temperature is 22°C (72°F). The maximum can reach 37°C (100°F) and the minimum can be as low as 5°C (41°F). It's advisable to pack layers to stay comfortable throughout the day.

May Weather in San Bernardo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in San Bernardo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Bernardo, May typically has an average temperature of 22°C (72°F), with highs reaching up to 37°C (100°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec515561677277727267645851
Data source: Temperature data for San Bernardo 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 San Bernardo

In San Bernardo in May, the precipitation amount is 9 mm (0.3 in) over a period of 2 days.

May Precipitation Trends in San Bernardo

The chart displays monthly precipitation patterns in San Bernardo, 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 San Bernardo, May typically receives around 9 mm (0.3 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec374393311066119431212
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Bernardo

In San Bernardo in May, humidity is 49%. With an average temperature of 22°C (72°F), this humidity feels like a comfortable, refreshing embrace, making it ideal for exploring the sights and enjoying outdoor activities without feeling overheated.

May Average Humidity in San Bernardo

This chart illustrates the average monthly humidity levels in San Bernardo, 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 San Bernardo is approximately 49%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%69%57%49%49%64%82%87%88%83%84%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Bernardo

In San Bernardo in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Bernardo, you can check here.

Maximum UV Index Levels in San Bernardo for May

The chart shows the monthly maximum UV Index (UVI) for San Bernardo 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 San Bernardo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec711121414141413131187
Data source: San Bernardo 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 San Bernardo Compares to Other Months

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

This table compares monthly weather conditions in San Bernardo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (51°F)3 mm (0.1 inches)76%high
February Weather13°C (55°F)7 mm (0.3 inches)69%extreme
March Weather16°C (61°F)4 mm (0.2 inches)57%extreme
April Weather19°C (67°F)3 mm (0.1 inches)49%extreme
May Weather22°C (72°F)9 mm (0.3 inches)49%extreme
June Weather25°C (77°F)33 mm (1.3 inches)64%extreme
July Weather22°C (72°F)110 mm (4.3 inches)82%extreme
August Weather22°C (73°F)66 mm (2.6 inches)87%extreme
September Weather20°C (68°F)119 mm (4.7 inches)88%extreme
October Weather18°C (64°F)42 mm (1.7 inches)83%extreme
November Weather15°C (59°F)12 mm (0.5 inches)84%very high
December Weather11°C (52°F)12 mm (0.5 inches)86%high

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