nomadseason

September Weather in Castellfollit del Boix, Spain

Last updated: August 27, 2025

In Castellfollit del Boix, Spain during September, the average temperature hovers around 19°C (66°F). While you can expect a minimum of 7°C (44°F), temperatures can soar up to 30°C (86°F). Be prepared for some rain as well, with an average precipitation of 99 mm (3.9 in) spread over 13 days. The humidity level sits at a comfortable 68%, making for a pleasant climate overall!

September Temperature in Castellfollit del Boix

In September in Castellfollit del Boix, the average temperature is 19°C (66°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as 7°C (44°F). This range makes Castellfollit del Boix a suitable destination for travelers seeking pleasant weather and comfortable outdoor activities during this time.

September Weather in Castellfollit del Boix: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Castellfollit del Boix, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellfollit del Boix, September typically has an average temperature of 19°C (66°F), with highs reaching up to 30°C (86°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec404649536169757466584843
Data source: Temperature data for Castellfollit del Boix generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Castellfollit del Boix

In Castellfollit del Boix in September, the precipitation amount is 99 mm (3.9 in) over the course of 13 days.

September Precipitation Trends in Castellfollit del Boix

The chart displays monthly precipitation patterns in Castellfollit del Boix, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Castellfollit del Boix, September typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec4743589580704989991206024
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Castellfollit del Boix

In Castellfollit del Boix in September humidity is 68%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, creating a sticky atmosphere that can be a bit uncomfortable for traveling.

September Average Humidity in Castellfollit del Boix

This chart illustrates the average monthly humidity levels in Castellfollit del Boix, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Castellfollit del Boix is approximately 68%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Castellfollit del Boix

In Castellfollit del Boix in September, 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 Castellfollit del Boix.

Maximum UV Index Levels in Castellfollit del Boix for September

The chart shows the monthly maximum UV Index (UVI) for Castellfollit del Boix in September, 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 September, the maximum UV index in Castellfollit del Boix typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34579101097632
Data source: Castellfollit del Boix September 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 September Weather in Castellfollit del Boix Compares to Other Months

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

This table compares monthly weather conditions in Castellfollit del Boix, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)47 mm (1.9 inches)79%moderate
February Weather8°C (46°F)43 mm (1.7 inches)74%moderate
March Weather9°C (49°F)58 mm (2.3 inches)71%moderate
April Weather12°C (54°F)95 mm (3.8 inches)69%high
May Weather16°C (62°F)80 mm (3.2 inches)66%very high
June Weather21°C (69°F)69 mm (2.7 inches)65%very high
July Weather24°C (75°F)49 mm (1.9 inches)64%very high
August Weather23°C (74°F)89 mm (3.5 inches)64%very high
September Weather19°C (66°F)99 mm (3.9 inches)68%high
October Weather15°C (59°F)120 mm (4.7 inches)77%high
November Weather9°C (48°F)60 mm (2.4 inches)79%moderate
December Weather6°C (43°F)24 mm (0.9 inches)79%low

Compare Castellfollit del Boix's Climate with Cities Worldwide