May Weather in Palo Alto, Mexico

Last updated: August 27, 2025

In Palo Alto, Mexico, the average temperature in May hovers around 22°C (72°F). During this time, temperatures can range from a minimum of 9°C (48°F) to a maximum of 36°C (97°F). Expect about 25 mm (1.0 in) of precipitation spread over approximately 3 days, with an average humidity level of 67%.

May Temperature in Palo Alto

In May in Palo Alto, the average temperature is 22°C (72°F). Maximums can reach 36°C (97°F) and minimums can be as low as 9°C (48°F). It's an ideal time for travelers to enjoy a pleasant climate and pack for both warm days and cooler evenings.

May Weather in Palo Alto: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Palo Alto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Palo Alto, May typically has an average temperature of 22°C (72°F), with highs reaching up to 36°C (97°F) and lows dropping to around 9°C (48°F).

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

May Precipitation in Palo Alto

In Palo Alto in May, the precipitation amount is 25 mm (1.0 in) over the course of 3 days.

May Precipitation Trends in Palo Alto

The chart displays monthly precipitation patterns in Palo Alto, 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 Palo Alto, May typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 3 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 Palo Alto

In Palo Alto in May humidity is 67%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, creating a tropical ambiance that can be both refreshing and slightly stifling for traveling.

May Average Humidity in Palo Alto

This chart illustrates the average monthly humidity levels in Palo Alto, 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 Palo Alto is approximately 67%, 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 Palo Alto

In Palo Alto in May, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Palo Alto.

Maximum UV Index Levels in Palo Alto for May

The chart shows the monthly maximum UV Index (UVI) for Palo Alto 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 Palo Alto typically reaches 15, which falls under the extreme exposure category.

Data source: Palo Alto 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 Palo Alto Compares to Other Months

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

This table compares monthly weather conditions in Palo Alto, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	11 mm (0.4 inches)	74%	very high
February Weather	16°C (60°F)	9 mm (0.4 inches)	65%	extreme
March Weather	19°C (66°F)	5 mm (0.2 inches)	58%	extreme
April Weather	20°C (69°F)	3 mm (0.1 inches)	58%	extreme
May Weather	22°C (72°F)	25 mm (1.0 inches)	67%	extreme
June Weather	21°C (71°F)	111 mm (4.4 inches)	76%	extreme
July Weather	20°C (68°F)	122 mm (4.8 inches)	67%	extreme
August Weather	20°C (69°F)	93 mm (3.7 inches)	68%	extreme
September Weather	19°C (67°F)	121 mm (4.7 inches)	81%	extreme
October Weather	18°C (65°F)	44 mm (1.7 inches)	83%	extreme
November Weather	16°C (61°F)	12 mm (0.5 inches)	84%	very high
December Weather	13°C (57°F)	7 mm (0.3 inches)	81%	very high