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August Weather in San Diego, Philippines

Last updated: August 27, 2025

In August, the average temperature in San Diego, Philippines is a warm 27°C (82°F). Expect lows around 25°C (78°F) and highs reaching up to 31°C (89°F). During this month, 404 mm (15.9 in) of precipitation is typical, spread over 28 days, alongside a high average humidity of 85%.

August Temperature in San Diego

In August, in San Diego, the average temperature is 27°C (82°F). Maximum temperatures can reach 31°C (89°F), while the minimum can drop to as low as 25°C (78°F). This pleasant climate makes San Diego an ideal destination for travelers seeking warmth and sunshine.

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

The chart illustrates August temperature patterns in San Diego, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Diego, August typically has an average temperature of 27°C (82°F), with highs reaching up to 31°C (89°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec797981838483818181828280
Data source: Temperature data for San Diego 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 San Diego

In San Diego in August, the total precipitation amount is 404 mm (15.9 in) spread over a duration of 28 days.

August Precipitation Trends in San Diego

The chart displays monthly precipitation patterns in San Diego, 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 Diego, August typically receives around 404 mm (15.9 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec46262326118310550404395257142142
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in San Diego

In San Diego in August humidity is 85%. With an average temperature of 27°C (82°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor activities a bit more challenging and encouraging travelers to seek shade and stay hydrated.

August Average Humidity in San Diego

This chart illustrates the average monthly humidity levels in San Diego, 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 Diego is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%75%74%76%76%81%84%85%86%82%85%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Diego

In San Diego 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 Diego, you can check here.

Maximum UV Index Levels in San Diego for August

The chart shows the monthly maximum UV Index (UVI) for San Diego 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 Diego typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315141314141414131110
Data source: San Diego 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 Diego Compares to Other Months

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

This table compares monthly weather conditions in San Diego, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)46 mm (1.8 inches)78%extreme
February Weather26°C (79°F)26 mm (1.0 inches)75%extreme
March Weather27°C (81°F)23 mm (0.9 inches)74%extreme
April Weather28°C (83°F)26 mm (1.0 inches)76%extreme
May Weather29°C (84°F)118 mm (4.6 inches)76%extreme
June Weather28°C (83°F)310 mm (12.2 inches)81%extreme
July Weather27°C (82°F)549 mm (21.6 inches)84%extreme
August Weather27°C (82°F)404 mm (15.9 inches)85%extreme
September Weather27°C (82°F)395 mm (15.6 inches)85%extreme
October Weather28°C (82°F)257 mm (10.1 inches)82%extreme
November Weather28°C (82°F)141 mm (5.6 inches)85%extreme
December Weather27°C (81°F)142 mm (5.6 inches)86%very high

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