May Weather in Chula Vista, Mexico

Last updated: August 27, 2025

In May, the average temperature in Chula Vista, Mexico reaches a warm 29°C (84°F), offering the perfect climate for outdoor activities. However, be prepared for temperature fluctuations, as it can drop to a chilly 13°C (56°F) at night and soar up to a scorching 41°C (106°F) during the day. Rain is minimal, with an average precipitation of just 7 mm (0.3 in) over 1 day, and the humidity tends to hover around 65%, creating a comfortable atmosphere. Enjoy the blissful weather!

May Temperature in Chula Vista

In May in Chula Vista, the average temperature is 29°C (84°F). Maximum temperatures can reach 41°C (106°F), while minimums can drop as low as 13°C (56°F). Be sure to pack for both the heat and the cooler evenings when traveling to Chula Vista in May.

May Weather in Chula Vista: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Chula Vista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chula Vista, May typically has an average temperature of 29°C (84°F), with highs reaching up to 41°C (106°F) and lows dropping to around 13°C (56°F).

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

May Precipitation in Chula Vista

In Chula Vista in May, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.

May Precipitation Trends in Chula Vista

The chart displays monthly precipitation patterns in Chula Vista, 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 Chula Vista, May typically receives around 7 mm (0.3 inches) of precipitation spread over approximately 1 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 Chula Vista

In Chula Vista in May humidity is 65%. With average temperature 29°C (84°F), this humidity feels like a warm embrace, making outdoor activities comfortable yet requiring you to stay hydrated and take breaks in the shade.

May Average Humidity in Chula Vista

This chart illustrates the average monthly humidity levels in Chula Vista, 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 Chula Vista is approximately 65%, 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 Chula Vista

In Chula Vista in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Chula Vista.

Maximum UV Index Levels in Chula Vista for May

The chart shows the monthly maximum UV Index (UVI) for Chula Vista 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 Chula Vista typically reaches 13, which falls under the extreme exposure category.

Data source: Chula Vista 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 Chula Vista Compares to Other Months

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

This table compares monthly weather conditions in Chula Vista, 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 (57°F)	3 mm (0.1 inches)	75%	high
February Weather	18°C (64°F)	3 mm (0.1 inches)	65%	very high
March Weather	21°C (71°F)	7 mm (0.3 inches)	59%	extreme
April Weather	25°C (78°F)	2 mm (0.1 inches)	59%	extreme
May Weather	29°C (84°F)	7 mm (0.3 inches)	65%	extreme
June Weather	30°C (86°F)	13 mm (0.5 inches)	69%	extreme
July Weather	29°C (85°F)	17 mm (0.7 inches)	66%	extreme
August Weather	29°C (85°F)	15 mm (0.6 inches)	60%	extreme
September Weather	26°C (80°F)	32 mm (1.3 inches)	80%	extreme
October Weather	23°C (75°F)	29 mm (1.2 inches)	83%	very high
November Weather	18°C (65°F)	5 mm (0.2 inches)	86%	very high
December Weather	14°C (58°F)	12 mm (0.5 inches)	86%	high