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May Weather in San Rafael, Mexico

Last updated: August 27, 2025

In May, the average temperature in San Rafael, Mexico reaches a pleasant 26°C (79°F). Temperatures can vary significantly, dipping as low as 13°C (56°F) and soaring to a scorching 40°C (104°F). Fortunately, the weather is typically dry, with 0 mm (0.0 in) of precipitation over 0 days. Enjoy the comfortable climate with an average humidity of 59%!

May Temperature in San Rafael

In May in San Rafael, the average temperature is 26°C (79°F). Maximums can reach 40°C (104°F), while minimums can drop to as low as 13°C (56°F). Be prepared for warm days and cool nights if you're planning to travel during this time!

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

The chart illustrates May temperature patterns in San Rafael, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Rafael, May typically has an average temperature of 26°C (79°F), with highs reaching up to 40°C (104°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec666770747984878785847668
Data source: Temperature data for San Rafael 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 Rafael

In San Rafael in May, the precipitation amount is 0 mm (0.0 in) during 0 days.

May Precipitation Trends in San Rafael

The chart displays monthly precipitation patterns in San Rafael, 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 Rafael, May typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.
JanFebMarAprMayJunJulAugSepOctNovDec8184101978121131263312
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in San Rafael

In San Rafael in May humidity is 59%. With average temperature 26°C (79°F), this humidity feels like a warm embrace that clings to your skin, making outdoor adventures feel sultry yet inviting as you explore the vibrant sights and sounds of the area.

May Average Humidity in San Rafael

This chart illustrates the average monthly humidity levels in San Rafael, 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 Rafael is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%67%62%58%59%64%74%78%78%75%74%72%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in San Rafael

In San Rafael 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 San Rafael.

Maximum UV Index Levels in San Rafael for May

The chart shows the monthly maximum UV Index (UVI) for San Rafael 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 Rafael typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212121076
Data source: San Rafael 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 Rafael Compares to Other Months

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

This table compares monthly weather conditions in San Rafael, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (66°F)8 mm (0.3 inches)70%high
February Weather20°C (67°F)18 mm (0.7 inches)67%very high
March Weather21°C (71°F)4 mm (0.2 inches)62%very high
April Weather23°C (74°F)1 mm (0.0 inches)58%extreme
May Weather26°C (79°F)0 mm (0.0 inches)59%extreme
June Weather29°C (85°F)19 mm (0.8 inches)64%extreme
July Weather31°C (87°F)78 mm (3.1 inches)74%extreme
August Weather31°C (87°F)121 mm (4.8 inches)78%extreme
September Weather29°C (85°F)131 mm (5.1 inches)78%extreme
October Weather29°C (84°F)26 mm (1.0 inches)75%very high
November Weather25°C (76°F)32 mm (1.3 inches)74%high
December Weather20°C (68°F)12 mm (0.5 inches)72%high

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