May Weather in San Rafael, Mexico

Last updated: August 27, 2025

In May, the average temperature in San Rafael, Mexico hovers around 17°C (64°F), with a minimum dipping to 7°C (44°F) and a maximum soaring to 34°C (93°F). Expect a light drizzle, as precipitation averages 21 mm (0.8 in) over about 4 days. The humidity tracks at a comfortable 57%, making it a pleasant time to explore!

May Temperature in San Rafael

In May in San Rafael, the average temperature is 17°C (64°F). Maximums can reach 34°C (93°F), and minimums can be as low as 7°C (44°F). It's a great time to visit San Rafael for pleasant temperatures and a mix of warm and cool days, perfect for various outdoor activities.

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 17°C (64°F), with highs reaching up to 34°C (93°F) and lows dropping to around 7°C (44°F).

Data source: Temperature data for San Rafael generated using information from the Copernicus Climate Change Service.

May Precipitation in San Rafael

In San Rafael in May, the precipitation amount is 21 mm (0.8 in) over a span of 4 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 21 mm (0.8 inches) of precipitation spread over approximately 4 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in San Rafael

In San Rafael in May, humidity is 57%. With an average temperature of 17°C (64°F), this humidity feels like a refreshing embrace, making it quite pleasant for traveling as long as you stay hydrated and enjoy the mild air.

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 57%, offering insight into how humid the weather typically is during this month.

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.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	63 mm (2.5 inches)	72%	moderate
February Weather	12°C (54°F)	64 mm (2.5 inches)	76%	high
March Weather	13°C (56°F)	57 mm (2.3 inches)	68%	very high
April Weather	16°C (62°F)	18 mm (0.7 inches)	59%	extreme
May Weather	17°C (64°F)	21 mm (0.8 inches)	57%	extreme
June Weather	21°C (70°F)	1 mm (0.1 inches)	60%	extreme
July Weather	24°C (76°F)	2 mm (0.1 inches)	59%	extreme
August Weather	25°C (77°F)	4 mm (0.1 inches)	57%	extreme
September Weather	23°C (74°F)	3 mm (0.1 inches)	63%	extreme
October Weather	20°C (68°F)	10 mm (0.4 inches)	65%	very high
November Weather	17°C (62°F)	31 mm (1.2 inches)	69%	high
December Weather	13°C (55°F)	58 mm (2.3 inches)	73%	moderate