July Weather in San Antonio, Peru

Last updated: August 27, 2025

In July, the average temperature in San Antonio, Peru hovers around 25°C (78°F), providing a pleasant climate. However, be prepared for temperature fluctuations, with lows dipping to 16°C (62°F) and highs soaring to 33°C (91°F). Expect 149 mm (5.9 in) of precipitation spread over 21 days, contributing to an average humidity level of 74%. Whether you're seeking warmth or a refreshing breeze, this month offers a unique experience in San Antonio!

July Temperature in San Antonio

In July in San Antonio, the average temperature is 25°C (78°F). Maximums can reach 33°C (91°F), while minimums can drop as low as 16°C (62°F). It's an ideal time for travelers seeking pleasant weather and outdoor activities.

July Weather in San Antonio: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in San Antonio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Antonio, July typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (91°F) and lows dropping to around 16°C (62°F).

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

July Precipitation in San Antonio

In San Antonio in July, the total precipitation amount is 149 mm (5.9 in) spread over 21 days.

July Precipitation Trends in San Antonio

The chart displays monthly precipitation patterns in San Antonio, 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 San Antonio, July typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 21 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 San Antonio

In San Antonio in July humidity is 74%. With an average temperature of 25°C (78°F), this humidity feels like you're enveloped in a warm, thick blanket, making outdoor activities feel more strenuous and necessitating frequent breaks and hydration for comfortable travel.

July Average Humidity in San Antonio

This chart illustrates the average monthly humidity levels in San Antonio, 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 San Antonio is approximately 74%, 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 San Antonio

In San Antonio in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in San Antonio.

Maximum UV Index Levels in San Antonio for July

The chart shows the monthly maximum UV Index (UVI) for San Antonio 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 San Antonio typically reaches 11, which falls under the extreme exposure category.

Data source: San Antonio 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 San Antonio Compares to Other Months

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

This table compares monthly weather conditions in San Antonio, 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)	275 mm (10.8 inches)	83%	extreme
February Weather	26°C (79°F)	278 mm (11.0 inches)	78%	extreme
March Weather	26°C (79°F)	322 mm (12.7 inches)	82%	extreme
April Weather	26°C (79°F)	322 mm (12.7 inches)	85%	extreme
May Weather	26°C (79°F)	242 mm (9.5 inches)	91%	extreme
June Weather	26°C (78°F)	184 mm (7.2 inches)	85%	extreme
July Weather	25°C (78°F)	149 mm (5.9 inches)	74%	extreme
August Weather	26°C (79°F)	120 mm (4.7 inches)	59%	extreme
September Weather	26°C (80°F)	170 mm (6.7 inches)	55%	extreme
October Weather	26°C (80°F)	202 mm (8.0 inches)	57%	extreme
November Weather	26°C (80°F)	239 mm (9.4 inches)	74%	extreme
December Weather	26°C (79°F)	320 mm (12.6 inches)	87%	extreme