August Weather in San Antonio, Philippines

Last updated: August 27, 2025

In August, the average temperature in San Antonio, Philippines reaches a warm 27°C (82°F), with minimums of 25°C (78°F) and maximums of 29°C (85°F). Expect some rain, as 135 mm (5.3 in) of precipitation is spread over 25 days, while the average humidity sits at a muggy 83%.

August Temperature in San Antonio

In August, in San Antonio, the average temperature is 27°C (82°F), with maximums reaching 29°C (85°F) and minimums dropping to as low as 25°C (78°F). This warm climate makes San Antonio a perfect destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates August 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, August typically has an average temperature of 27°C (82°F), with highs reaching up to 29°C (85°F) and lows dropping to around 25°C (78°F).

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

August Precipitation in San Antonio

In San Antonio in August, the precipitation amount is 135 mm (5.3 in) over the course of 25 days.

August Precipitation Trends in San Antonio

The chart displays monthly precipitation patterns in San Antonio, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In San Antonio, August typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 25 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in San Antonio

In San Antonio in August humidity is 83%. With an average temperature of 27°C (82°F), this humidity feels like a thick, warm blanket enveloping you, making outdoor activities exhausting and encouraging visitors to seek the comfort of shade or air conditioning while exploring the area.

August Average Humidity in San Antonio

This chart illustrates the average monthly humidity levels in San Antonio, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in San Antonio is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Antonio

In San Antonio in August, 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 Antonio, you can check here.

Maximum UV Index Levels in San Antonio for August

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

Data source: San Antonio August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	189 mm (7.4 inches)	90%	extreme
February Weather	26°C (80°F)	117 mm (4.6 inches)	92%	extreme
March Weather	27°C (80°F)	123 mm (4.8 inches)	90%	extreme
April Weather	27°C (81°F)	94 mm (3.7 inches)	87%	extreme
May Weather	27°C (81°F)	168 mm (6.6 inches)	83%	extreme
June Weather	27°C (82°F)	150 mm (5.9 inches)	83%	extreme
July Weather	27°C (82°F)	173 mm (6.8 inches)	82%	extreme
August Weather	27°C (82°F)	135 mm (5.3 inches)	83%	extreme
September Weather	27°C (82°F)	111 mm (4.4 inches)	85%	extreme
October Weather	28°C (82°F)	137 mm (5.4 inches)	82%	extreme
November Weather	27°C (81°F)	99 mm (3.9 inches)	83%	extreme
December Weather	27°C (81°F)	132 mm (5.2 inches)	87%	extreme