July Weather in Chula Vista, Mexico

Last updated: August 27, 2025

The average temperature in Chula Vista, Mexico during July is a warm 29°C (85°F). Temperatures can vary, with minimums reaching 19°C (67°F) and maximums soaring up to 40°C (105°F). Expect about 17 mm (0.7 in) of precipitation over 5 days, and humidity levels typically hover around 66%.

July Temperature in Chula Vista

In July in Chula Vista, the average temperature is 29°C (85°F). Maximum temperatures can reach 40°C (105°F), and minimums can drop as low as 19°C (67°F). Be prepared for warm weather with occasional cooler evenings when traveling to Chula Vista during this month.

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

The chart illustrates July 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, July typically has an average temperature of 29°C (85°F), with highs reaching up to 40°C (105°F) and lows dropping to around 19°C (67°F).

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

July Precipitation in Chula Vista

In Chula Vista in July, the precipitation amount is 17 mm (0.7 in) over the course of 5 days.

July Precipitation Trends in Chula Vista

The chart displays monthly precipitation patterns in Chula Vista, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Chula Vista, July typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 5 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Chula Vista

In Chula Vista in July, humidity is 66%. With an average temperature of 29°C (85°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling feel more intense as you navigate through the air, often causing you to sweat and seek shade more frequently.

July Average Humidity in Chula Vista

This chart illustrates the average monthly humidity levels in Chula Vista, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Chula Vista is approximately 66%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Chula Vista

In Chula Vista in July, 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 July

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

Data source: Chula Vista July 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 July 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 July’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 July’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