July Weather in Santiago, Costa Rica

Last updated: August 23, 2025

In Santiago, Costa Rica, the average temperature in July hovers around 24°C (75°F). Expect a comfortable range with minimums dropping to 19°C (67°F) and maximums reaching 29°C (85°F). However, prepare for some rain, as the area receives about 296 mm (11.7 in) of precipitation over the month, accompanied by an average humidity level of 85%.

July Temperature in Santiago

In July in Santiago, the average temperature is 24°C (75°F). Maximum temperatures can reach 29°C (85°F), while the minimum can dip as low as 19°C (67°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy 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 24°C (75°F), with highs reaching up to 29°C (85°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 total precipitation amount is 296 mm (11.7 in) over a period of 30 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 296 mm (11.7 inches) of precipitation spread over approximately 30 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 85%. With an average temperature of 24°C (75°F), this humidity feels like walking through a warm, heavy blanket, making travel feel sluggish and draining as you navigate through the thick, muggy air.

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 85%, 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 is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Santiago, you can check here.

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 14, 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	23°C (74°F)	28 mm (1.1 inches)	68%	extreme
February Weather	24°C (76°F)	13 mm (0.5 inches)	68%	extreme
March Weather	25°C (77°F)	18 mm (0.7 inches)	66%	extreme
April Weather	24°C (76°F)	118 mm (4.6 inches)	67%	extreme
May Weather	24°C (75°F)	412 mm (16.2 inches)	69%	extreme
June Weather	24°C (75°F)	397 mm (15.6 inches)	84%	extreme
July Weather	24°C (75°F)	296 mm (11.7 inches)	85%	extreme
August Weather	23°C (74°F)	393 mm (15.5 inches)	82%	extreme
September Weather	23°C (74°F)	461 mm (18.2 inches)	81%	extreme
October Weather	23°C (73°F)	639 mm (25.2 inches)	80%	extreme
November Weather	23°C (74°F)	251 mm (9.9 inches)	80%	extreme
December Weather	23°C (74°F)	72 mm (2.8 inches)	72%	very high