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August Weather in San Jose, Argentina

Last updated: August 22, 2025

In August, the average temperature in San Jose, Argentina is a pleasant 17°C (63°F). However, temperatures can vary significantly, with a minimum of -1°C (30°F) and a maximum reaching up to 36°C (97°F). Expect moderate rainfall, totaling 80 mm (3.2 in) over about 6 days, while the average humidity hovers around 49%.

August Temperature in San Jose

In August in San Jose, the average temperature is 17°C (63°F), with maximums reaching 36°C (97°F) and minimums dropping as low as -1°C (30°F). It's a time of year when travelers should be prepared for a wide range of weather conditions, making it essential to pack accordingly.

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

The chart illustrates August temperature patterns in San Jose, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jose, August typically has an average temperature of 17°C (63°F), with highs reaching up to 36°C (97°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec807875716462606368727578
Data source: Temperature data for San Jose 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 Jose

In San Jose in August, the precipitation amount is 80 mm (3.2 in) over a span of 6 days.

August Precipitation Trends in San Jose

The chart displays monthly precipitation patterns in San Jose, 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 Jose, August typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec16810613512319799968110315214394
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in San Jose

In San Jose in August humidity is 49%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it perfect for exploring outdoor attractions and leisurely strolls through the city.

August Average Humidity in San Jose

This chart illustrates the average monthly humidity levels in San Jose, 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 Jose is approximately 49%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec77%71%74%82%82%73%67%49%54%58%69%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Jose

In San Jose in August, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in San Jose.

Maximum UV Index Levels in San Jose for August

The chart shows the monthly maximum UV Index (UVI) for San Jose 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 Jose typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210656710131414
Data source: San Jose 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 Jose Compares to Other Months

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

This table compares monthly weather conditions in San Jose, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)168 mm (6.6 inches)77%extreme
February Weather26°C (78°F)106 mm (4.2 inches)71%extreme
March Weather24°C (76°F)135 mm (5.3 inches)74%extreme
April Weather21°C (71°F)123 mm (4.8 inches)82%very high
May Weather18°C (64°F)197 mm (7.8 inches)82%high
June Weather16°C (62°F)99 mm (3.9 inches)73%moderate
July Weather16°C (60°F)96 mm (3.8 inches)67%high
August Weather17°C (63°F)80 mm (3.2 inches)49%high
September Weather20°C (68°F)103 mm (4.1 inches)54%very high
October Weather22°C (72°F)152 mm (6.0 inches)58%extreme
November Weather24°C (75°F)143 mm (5.6 inches)69%extreme
December Weather26°C (79°F)93 mm (3.7 inches)84%extreme

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