May Weather in Palo Alto, Mexico

Last updated: August 27, 2025

In May, the average temperature in Palo Alto, Mexico is a pleasant 22°C (71°F). Temperatures can range from a cool 10°C (49°F) to a warm 35°C (95°F). Expect around 42 mm (1.7 in) of precipitation spread over 9 days, with an average humidity of 67%.

May Temperature in Palo Alto

In May, in Palo Alto, the average temperature is 22°C (71°F). Maximums can reach 35°C (95°F) and minimums can be as low as 10°C (49°F). This pleasant range makes it an ideal time for traveling and enjoying outdoor activities.

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 (71°F), with highs reaching up to 35°C (95°F) and lows dropping to around 10°C (49°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 42 mm (1.7 in) spread over 9 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 42 mm (1.7 inches) of precipitation spread over approximately 9 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 (71°F), this humidity feels like a warm embrace, making outdoor activities enjoyable yet slightly uncomfortable, as the air hangs thick, reminding travelers to stay hydrated and seek shade during the midday sun.

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	14°C (58°F)	6 mm (0.2 inches)	74%	very high
February Weather	16°C (62°F)	7 mm (0.3 inches)	65%	extreme
March Weather	19°C (66°F)	11 mm (0.4 inches)	58%	extreme
April Weather	21°C (70°F)	12 mm (0.5 inches)	58%	extreme
May Weather	22°C (71°F)	42 mm (1.7 inches)	67%	extreme
June Weather	20°C (68°F)	149 mm (5.9 inches)	76%	extreme
July Weather	19°C (67°F)	108 mm (4.3 inches)	67%	extreme
August Weather	19°C (67°F)	99 mm (3.9 inches)	68%	extreme
September Weather	18°C (65°F)	164 mm (6.4 inches)	81%	extreme
October Weather	18°C (64°F)	63 mm (2.5 inches)	83%	extreme
November Weather	16°C (60°F)	19 mm (0.8 inches)	84%	very high
December Weather	14°C (58°F)	4 mm (0.2 inches)	81%	very high