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August Weather in San Clemente, Mexico

Last updated: August 26, 2025

In August, the average temperature in San Clemente, Mexico hovers around 22°C (72°F), with a minimum of 14°C (57°F) and reaching a maximum of 29°C (84°F). Expect a notable precipitation of 209 mm (8.2 in) spread across 27 days, accompanied by an average humidity level of 74%—perfect for those cozy days indoors!

August Temperature in San Clemente

In August in San Clemente, the average temperature is 22°C (72°F). The maximum can reach 29°C (84°F), and the minimum can be as low as 14°C (57°F). This pleasant weather makes San Clemente an ideal destination for travelers looking to enjoy outdoor activities and comfortable sightseeing.

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

The chart illustrates August temperature patterns in San Clemente, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Clemente, August typically has an average temperature of 22°C (72°F), with highs reaching up to 29°C (84°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec586165697272717171686359
Data source: Temperature data for San Clemente 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 Clemente

In San Clemente in August, the precipitation amount is 209 mm (8.2 in) spread over 27 days.

August Precipitation Trends in San Clemente

The chart displays monthly precipitation patterns in San Clemente, 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 Clemente, August typically receives around 209 mm (8.2 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec6859839316021915820923526710347
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in San Clemente

In San Clemente in August, humidity is 74%. With an average temperature of 22°C (72°F), this humidity feels like a warm blanket enveloping you, making it a bit uncomfortable for traveling, as every step feels heavier and the air is thick.

August Average Humidity in San Clemente

This chart illustrates the average monthly humidity levels in San Clemente, 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 Clemente is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Clemente

In San Clemente 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 Clemente, you can check here.

Maximum UV Index Levels in San Clemente for August

The chart shows the monthly maximum UV Index (UVI) for San Clemente 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 Clemente typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec811131414141414131298
Data source: San Clemente 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 Clemente Compares to Other Months

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

This table compares monthly weather conditions in San Clemente, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (59°F)68 mm (2.7 inches)88%very high
February Weather16°C (62°F)59 mm (2.3 inches)86%extreme
March Weather18°C (65°F)83 mm (3.3 inches)83%extreme
April Weather21°C (69°F)93 mm (3.7 inches)80%extreme
May Weather22°C (73°F)160 mm (6.3 inches)82%extreme
June Weather22°C (72°F)219 mm (8.6 inches)79%extreme
July Weather22°C (71°F)158 mm (6.2 inches)72%extreme
August Weather22°C (72°F)209 mm (8.2 inches)74%extreme
September Weather21°C (71°F)235 mm (9.2 inches)84%extreme
October Weather20°C (68°F)267 mm (10.5 inches)92%extreme
November Weather17°C (63°F)102 mm (4.0 inches)91%very high
December Weather15°C (60°F)47 mm (1.9 inches)91%very high

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