July Weather in Santiago, Mexico

Last updated: August 27, 2025

In July, the average temperature in Santiago, Mexico hovers around 26°C (79°F), creating a warm atmosphere perfect for outdoor activities. Temperatures can dip to a minimum of 19°C (67°F) and soar to a maximum of 36°C (96°F). However, be prepared for some rain, as 103 mm (4.1 in) of precipitation is expected over 16 days. With an average humidity level of 82%, the air will feel quite tropical, adding to the region's charm.

July Temperature in Santiago

In July in Santiago, the average temperature is 26°C (79°F), with maximums reaching up to 36°C (96°F) and minimums falling as low as 19°C (67°F). This warm climate makes it an ideal destination for travelers looking to enjoy sunny weather and outdoor activities.

July Weather in Santiago: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Santiago, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santiago, July typically has an average temperature of 26°C (79°F), with highs reaching up to 36°C (96°F) and lows dropping to around 19°C (67°F).

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

July Precipitation in Santiago

In Santiago in July, the precipitation amount is 103 mm (4.1 in) spread over 16 days.

July Precipitation Trends in Santiago

The chart displays monthly precipitation patterns in Santiago, 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 Santiago, July typically receives around 103 mm (4.1 inches) of precipitation spread over approximately 16 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 Santiago

In Santiago in July, humidity is 82%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket that envelops you, making outdoor activities feel more taxing and requiring frequent breaks to stay hydrated.

July Average Humidity in Santiago

This chart illustrates the average monthly humidity levels in Santiago, 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 Santiago is approximately 82%, 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 Santiago

In Santiago in July, 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 Santiago.

Maximum UV Index Levels in Santiago for July

The chart shows the monthly maximum UV Index (UVI) for Santiago 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 Santiago typically reaches 15, which falls under the extreme exposure category.

Data source: Santiago 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 Santiago Compares to Other Months

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

This table compares monthly weather conditions in Santiago, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	6 mm (0.2 inches)	83%	very high
February Weather	24°C (75°F)	3 mm (0.1 inches)	76%	extreme
March Weather	25°C (78°F)	4 mm (0.2 inches)	66%	extreme
April Weather	27°C (81°F)	22 mm (0.9 inches)	59%	extreme
May Weather	27°C (81°F)	109 mm (4.3 inches)	64%	extreme
June Weather	25°C (78°F)	223 mm (8.8 inches)	69%	extreme
July Weather	26°C (79°F)	103 mm (4.1 inches)	82%	extreme
August Weather	26°C (78°F)	169 mm (6.7 inches)	87%	extreme
September Weather	25°C (77°F)	223 mm (8.8 inches)	87%	extreme
October Weather	24°C (76°F)	189 mm (7.4 inches)	88%	extreme
November Weather	23°C (74°F)	22 mm (0.9 inches)	88%	very high
December Weather	22°C (72°F)	11 mm (0.4 inches)	88%	very high