July Weather in Santa Barbara, Mexico

Last updated: August 27, 2025

In July, the average temperature in Santa Barbara, Mexico hovers around 29°C (84°F), offering a warm and inviting climate. Expect minimums to dip to 21°C (71°F) while daytime highs can soar up to 39°C (102°F). However, prepare for some moisture, as precipitation averages 125 mm (4.9 in) over 18 days. With an average humidity of 83%, the air feels lush and vibrant, typical of this tropical locale.

July Temperature in Santa Barbara

In July in Santa Barbara, the average temperature is 29°C (84°F), with maximums reaching 39°C (102°F) and minimums dropping as low as 21°C (71°F). It's advisable to pack light, breathable clothing and stay hydrated during your travels to enjoy the warm climate comfortably.

July Weather in Santa Barbara: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Santa Barbara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Barbara, July typically has an average temperature of 29°C (84°F), with highs reaching up to 39°C (102°F) and lows dropping to around 21°C (71°F).

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

July Precipitation in Santa Barbara

In Santa Barbara in July, the precipitation amount is 125 mm (4.9 in) spread over 18 days.

July Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, 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 Santa Barbara, July typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 18 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 Santa Barbara

In Santa Barbara in July, humidity is 83%. With an average temperature of 29°C (84°F), this humidity feels like an oppressive blanket enveloping you, making travel feel sticky and uncomfortable as you navigate the streets.

July Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, 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 Santa Barbara is approximately 83%, 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 Santa Barbara

In Santa Barbara 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 Santa Barbara.

Maximum UV Index Levels in Santa Barbara for July

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

Data source: Santa Barbara 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 Santa Barbara Compares to Other Months

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

This table compares monthly weather conditions in Santa Barbara, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	2 mm (0.1 inches)	70%	very high
February Weather	27°C (82°F)	4 mm (0.2 inches)	64%	extreme
March Weather	30°C (86°F)	0 mm (0.0 inches)	54%	extreme
April Weather	31°C (88°F)	0 mm (0.0 inches)	61%	extreme
May Weather	32°C (89°F)	22 mm (0.9 inches)	75%	extreme
June Weather	29°C (85°F)	172 mm (6.8 inches)	83%	extreme
July Weather	29°C (84°F)	125 mm (4.9 inches)	83%	extreme
August Weather	28°C (83°F)	182 mm (7.2 inches)	85%	extreme
September Weather	28°C (82°F)	212 mm (8.4 inches)	85%	extreme
October Weather	28°C (82°F)	140 mm (5.5 inches)	79%	extreme
November Weather	27°C (80°F)	24 mm (0.9 inches)	76%	very high
December Weather	26°C (78°F)	3 mm (0.1 inches)	74%	very high