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August Weather in Sant Joan, Spain

Last updated: August 27, 2025

In August, the average temperature in Sant Joan, Spain is a warm 27°C (81°F). Expect a comfortable minimum of 19°C (66°F) and a maximum that can rise to 37°C (98°F). During this time, anticipate approximately 15 mm (0.6 in) of precipitation over 2 days, with an average humidity of 81% creating a slightly muggy atmosphere.

August Temperature in Sant Joan

In August in Sant Joan, the average temperature is 27°C (81°F). Maximums can reach 37°C (98°F) and minimums can be as low as 19°C (66°F). This makes it a great time to travel if you enjoy warm weather, but be prepared for some heat during the day and cooler evenings.

August Weather in Sant Joan: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Sant Joan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sant Joan, August typically has an average temperature of 27°C (81°F), with highs reaching up to 37°C (98°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec535457606775808176686056
Data source: Temperature data for Sant Joan 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 Sant Joan

In Sant Joan in August, the precipitation amount is 15 mm (0.6 in) over the course of 2 days.

August Precipitation Trends in Sant Joan

The chart displays monthly precipitation patterns in Sant Joan, 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 Sant Joan, August typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec43293342312151559616633
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Sant Joan

In Sant Joan in August humidity is 81%. With an average temperature of 27°C (81°F), this humidity feels like a warm, heavy blanket enveloping you, making travel quite uncomfortable as it can quickly drain your energy and require frequent hydration breaks.

August Average Humidity in Sant Joan

This chart illustrates the average monthly humidity levels in Sant Joan, 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 Sant Joan is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%73%76%79%79%82%84%81%77%78%73%73%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Sant Joan

In Sant Joan in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Sant Joan.

Maximum UV Index Levels in Sant Joan for August

The chart shows the monthly maximum UV Index (UVI) for Sant Joan 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 Sant Joan typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Sant Joan 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 Sant Joan Compares to Other Months

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

This table compares monthly weather conditions in Sant Joan, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)43 mm (1.7 inches)76%moderate
February Weather12°C (55°F)29 mm (1.1 inches)73%moderate
March Weather14°C (57°F)33 mm (1.3 inches)76%high
April Weather16°C (60°F)42 mm (1.6 inches)79%very high
May Weather19°C (67°F)30 mm (1.2 inches)79%very high
June Weather24°C (75°F)21 mm (0.8 inches)82%very high
July Weather27°C (80°F)5 mm (0.2 inches)84%very high
August Weather27°C (81°F)15 mm (0.6 inches)81%very high
September Weather24°C (76°F)59 mm (2.3 inches)77%very high
October Weather20°C (68°F)61 mm (2.4 inches)78%high
November Weather16°C (60°F)66 mm (2.6 inches)73%moderate
December Weather13°C (56°F)33 mm (1.3 inches)73%low

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