July Weather in San Juan, Philippines

Last updated: August 27, 2025

In San Juan, Philippines, the average temperature in July is a comfortable 27°C (81°F). With a minimum of 25°C (77°F) and a maximum of 30°C (86°F), it's a warm time of year. However, be prepared for some rain, as 183 mm (7.2 in) of precipitation can occur over 24 days. The air tends to be quite humid, with an average humidity of 86%, making for a tropical atmosphere.

July Temperature in San Juan

In July in San Juan, the average temperature is 27°C (81°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 25°C (77°F). It's a perfect time to visit San Juan for warm and pleasant weather!

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

The chart illustrates July temperature patterns in San Juan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan, July typically has an average temperature of 27°C (81°F), with highs reaching up to 30°C (86°F) and lows dropping to around 25°C (77°F).

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

July Precipitation in San Juan

In San Juan in July, the total precipitation amount reaches 183 mm (7.2 in), distributed over 24 days.

July Precipitation Trends in San Juan

The chart displays monthly precipitation patterns in San Juan, 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 Juan, July typically receives around 183 mm (7.2 inches) of precipitation spread over approximately 24 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 Juan

In San Juan in July, humidity is 86%. With an average temperature of 27°C (81°F), this humidity feels like walking through a steamy blanket, making traveling feel heavy and exhausting as each step absorbs the warm, moist air.

July Average Humidity in San Juan

This chart illustrates the average monthly humidity levels in San Juan, 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 Juan is approximately 86%, 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 Juan

In San Juan 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 San Juan, you can check here.

Maximum UV Index Levels in San Juan for July

The chart shows the monthly maximum UV Index (UVI) for San Juan 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 Juan typically reaches 14, which falls under the extreme exposure category.

Data source: San Juan 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 Juan Compares to Other Months

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

This table compares monthly weather conditions in San Juan, 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)	186 mm (7.3 inches)	88%	extreme
February Weather	26°C (79°F)	137 mm (5.4 inches)	86%	extreme
March Weather	26°C (80°F)	98 mm (3.9 inches)	84%	extreme
April Weather	27°C (80°F)	72 mm (2.8 inches)	82%	extreme
May Weather	27°C (82°F)	184 mm (7.2 inches)	83%	extreme
June Weather	27°C (82°F)	158 mm (6.2 inches)	85%	extreme
July Weather	27°C (81°F)	183 mm (7.2 inches)	86%	extreme
August Weather	27°C (81°F)	143 mm (5.6 inches)	87%	extreme
September Weather	27°C (81°F)	190 mm (7.5 inches)	89%	extreme
October Weather	27°C (81°F)	227 mm (9.0 inches)	85%	extreme
November Weather	27°C (81°F)	247 mm (9.7 inches)	87%	extreme
December Weather	27°C (80°F)	243 mm (9.5 inches)	91%	extreme