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August Weather in Portbou, Spain

Last updated: August 27, 2025

In August, the average temperature in Portbou, Spain is a pleasant 24°C (75°F). Temperatures can range from a cool 17°C (63°F) at night to a warm 32°C (90°F) during the day. Expect 17 mm (0.7 in) of precipitation over 3 days, along with an average humidity of 63%, making for a comfortable, enjoyable climate.

August Temperature in Portbou

In August in Portbou, the average temperature is 24°C (75°F). Maximums can reach 32°C (90°F) and minimums can be as low as 17°C (63°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

August Weather in Portbou: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Portbou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portbou, August typically has an average temperature of 24°C (75°F), with highs reaching up to 32°C (90°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec505254576370757570645752
Data source: Temperature data for Portbou 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 Portbou

In Portbou in August, the precipitation amount is 17 mm (0.7 in) over the course of 3 days.

August Precipitation Trends in Portbou

The chart displays monthly precipitation patterns in Portbou, 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 Portbou, August typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec61415070402481748948138
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Portbou

In Portbou in August humidity is 63%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making travel both enjoyable and slightly sticky, encouraging visitors to explore the outdoors while seeking shade intermittently.

August Average Humidity in Portbou

This chart illustrates the average monthly humidity levels in Portbou, 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 Portbou is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%77%73%73%71%67%66%63%70%80%84%83%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Portbou

In Portbou 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 Portbou.

Maximum UV Index Levels in Portbou for August

The chart shows the monthly maximum UV Index (UVI) for Portbou 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 Portbou typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34579101097532
Data source: Portbou 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 Portbou Compares to Other Months

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

This table compares monthly weather conditions in Portbou, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)61 mm (2.4 inches)82%moderate
February Weather11°C (52°F)41 mm (1.6 inches)77%moderate
March Weather12°C (54°F)50 mm (2.0 inches)73%moderate
April Weather14°C (57°F)70 mm (2.8 inches)73%high
May Weather17°C (63°F)40 mm (1.6 inches)71%very high
June Weather21°C (70°F)24 mm (0.9 inches)67%very high
July Weather24°C (75°F)8 mm (0.3 inches)66%very high
August Weather24°C (75°F)17 mm (0.7 inches)63%very high
September Weather21°C (70°F)48 mm (1.9 inches)70%high
October Weather18°C (64°F)94 mm (3.7 inches)80%moderate
November Weather14°C (57°F)81 mm (3.2 inches)84%moderate
December Weather11°C (53°F)38 mm (1.5 inches)83%low

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