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August Weather in Santiago, Philippines

Last updated: August 27, 2025

In Santiago, Philippines, the average temperature in August hovers around 29°C (84°F). Expect minimums of 23°C (73°F) and scorching highs reaching 39°C (103°F). Along with the warmth, you'll experience significant rainfall, with an average precipitation of 200 mm (7.9 in) spread over 24 days. The humidity is notably high, at 87%, creating a tropical atmosphere throughout the month.

August Temperature in Santiago

In August in Santiago, the average temperature is 29°C (84°F), with maximums reaching up to 39°C (103°F) and minimums dropping as low as 23°C (73°F). This warm climate makes Santiago a perfect destination for travelers seeking sunny and vibrant experiences.

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

The chart illustrates August 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, August typically has an average temperature of 29°C (84°F), with highs reaching up to 39°C (103°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec757579818486848382807977
Data source: Temperature data for Santiago generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Santiago

In Santiago in August, the precipitation amount is 200 mm (7.9 in) spread over a period of 24 days.

August Precipitation Trends in Santiago

The chart displays monthly precipitation patterns in Santiago, 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 Santiago, August typically receives around 200 mm (7.9 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec119777446173107241200195192193185
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santiago

In Santiago in August, humidity is 87%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket enveloping you, making traveling a challenge as you navigate the heavy, moist air that clings to your skin.

August Average Humidity in Santiago

This chart illustrates the average monthly humidity levels in Santiago, 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 Santiago is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%73%71%73%77%85%86%87%87%86%89%85%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santiago

In Santiago 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 Santiago, you can check here.

Maximum UV Index Levels in Santiago for August

The chart shows the monthly maximum UV Index (UVI) for Santiago 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 Santiago typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131415141414141413109
Data source: Santiago 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 Santiago Compares to Other Months

Weather in Santiago varies notably across the year, with each month offering distinct climate conditions. This page compares August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)119 mm (4.7 inches)77%extreme
February Weather24°C (75°F)77 mm (3.0 inches)73%extreme
March Weather26°C (79°F)74 mm (2.9 inches)71%extreme
April Weather27°C (81°F)46 mm (1.8 inches)73%extreme
May Weather29°C (85°F)173 mm (6.8 inches)77%extreme
June Weather30°C (86°F)107 mm (4.2 inches)85%extreme
July Weather29°C (84°F)241 mm (9.5 inches)86%extreme
August Weather29°C (84°F)200 mm (7.9 inches)87%extreme
September Weather28°C (82°F)194 mm (7.7 inches)87%extreme
October Weather27°C (81°F)192 mm (7.6 inches)86%extreme
November Weather26°C (79°F)193 mm (7.6 inches)89%very high
December Weather25°C (77°F)185 mm (7.3 inches)85%very high

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