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August Weather in San Clemente, Chile

Last updated: August 22, 2025

Throughout August in San Clemente, Chile, the average temperature hovers around 9°C (49°F). While you can expect a minimum of -1°C (31°F), temperatures may peak at a comfortable 22°C (72°F). Be prepared for some rain, as the area experiences 123 mm (4.8 in) of precipitation over 9 days. With an average humidity of 79%, it's advisable to dress in layers to stay both comfortable and stylish!

August Temperature in San Clemente

In August, in San Clemente, the average temperature is 9°C (49°F). Maximum temperatures can reach 22°C (72°F), while minimums can drop as low as -1°C (31°F). This varied climate makes San Clemente a perfect destination for travelers seeking both mild and cooler weather.

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 9°C (49°F), with highs reaching up to 22°C (72°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec706964585248474952566368
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 123 mm (4.8 in) over the course of 9 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 123 mm (4.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec14101134902111021236944193
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 79%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers and carrying a light raincoat for a comfortable travel experience.

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 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec40%41%46%54%70%78%82%79%62%64%53%39%
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 reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in San Clemente.

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 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311753458101314
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 Weather21°C (70°F)14 mm (0.5 inches)40%extreme
February Weather21°C (69°F)10 mm (0.4 inches)41%extreme
March Weather18°C (65°F)11 mm (0.4 inches)46%extreme
April Weather14°C (58°F)34 mm (1.4 inches)54%high
May Weather11°C (52°F)90 mm (3.5 inches)70%moderate
June Weather9°C (48°F)211 mm (8.3 inches)78%moderate
July Weather8°C (47°F)102 mm (4.0 inches)82%moderate
August Weather9°C (49°F)123 mm (4.8 inches)79%moderate
September Weather11°C (53°F)69 mm (2.7 inches)62%very high
October Weather13°C (57°F)44 mm (1.7 inches)64%very high
November Weather17°C (63°F)19 mm (0.7 inches)53%extreme
December Weather20°C (68°F)3 mm (0.1 inches)39%extreme

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