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August Weather in Castellar del Riu, Spain

Last updated: August 27, 2025

The average temperature in Castellar del Riu, Spain during August is a comfortable 22°C (73°F), with temperatures ranging from a cool 10°C (51°F) to a warm 36°C (97°F). Expect some rain, as the region sees approximately 83 mm (3.3 in) of precipitation over 12 days. Additionally, the average humidity level sits at around 64%, making for a refreshing atmosphere.

August Temperature in Castellar del Riu

In August in Castellar del Riu, the average temperature is 22°C (73°F). The maximum can reach 36°C (97°F), while the minimum can drop to as low as 10°C (51°F). This makes Castellar del Riu an ideal destination for travelers seeking warm daytime adventures and cooler evenings to unwind.

August Weather in Castellar del Riu: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Castellar del Riu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellar del Riu, August typically has an average temperature of 22°C (73°F), with highs reaching up to 36°C (97°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec394448526067737264574641
Data source: Temperature data for Castellar del Riu 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 Castellar del Riu

In Castellar del Riu in August, the precipitation amount is 83 mm (3.3 in) distributed over the course of 12 days.

August Precipitation Trends in Castellar del Riu

The chart displays monthly precipitation patterns in Castellar del Riu, 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 Castellar del Riu, August typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec4660771141131075883861217731
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Castellar del Riu

In Castellar del Riu in August humidity is 64%. With an average temperature of 22°C (73°F), this humidity feels like a warm embrace, making traveling comfortable yet slightly sticky, as you enjoy the vibrant sights while needing to stay hydrated.

August Average Humidity in Castellar del Riu

This chart illustrates the average monthly humidity levels in Castellar del Riu, 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 Castellar del Riu is approximately 64%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%74%71%69%66%65%64%64%68%77%79%79%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Castellar del Riu

In Castellar del Riu 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 Castellar del Riu.

Maximum UV Index Levels in Castellar del Riu for August

The chart shows the monthly maximum UV Index (UVI) for Castellar del Riu 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 Castellar del Riu typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: Castellar del Riu 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 Castellar del Riu Compares to Other Months

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

This table compares monthly weather conditions in Castellar del Riu, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)46 mm (1.8 inches)79%moderate
February Weather7°C (45°F)60 mm (2.4 inches)74%moderate
March Weather9°C (48°F)77 mm (3.0 inches)71%high
April Weather11°C (52°F)114 mm (4.5 inches)69%very high
May Weather16°C (60°F)113 mm (4.5 inches)66%very high
June Weather19°C (67°F)107 mm (4.2 inches)65%very high
July Weather23°C (73°F)58 mm (2.3 inches)64%very high
August Weather22°C (73°F)83 mm (3.3 inches)64%very high
September Weather18°C (65°F)86 mm (3.4 inches)68%very high
October Weather14°C (57°F)121 mm (4.8 inches)77%high
November Weather8°C (47°F)77 mm (3.0 inches)79%moderate
December Weather5°C (42°F)31 mm (1.2 inches)79%low

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