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September Weather in Castigaleu, Spain

Last updated: August 27, 2025

In September, the average temperature in Castigaleu, Spain is a comfortable 18°C (64°F), making it an inviting time for visitors. Temperatures can range from a cool minimum of 5°C (41°F) to a warm maximum of 30°C (86°F). You can expect about 50 mm (2.0 in) of precipitation over 9 days, while the average humidity hovers around a moderate 73%.

September Temperature in Castigaleu

In September, in Castigaleu, the average temperature is 18°C (64°F). Maximum temperatures can reach 30°C (86°F), while minimum temperatures can drop as low as 5°C (41°F). Layered clothing is recommended for travelers to accommodate the varying temperatures throughout the day.

September Weather in Castigaleu: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Castigaleu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castigaleu, September typically has an average temperature of 18°C (64°F), with highs reaching up to 30°C (86°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec384245505966727264554440
Data source: Temperature data for Castigaleu 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.

September Precipitation in Castigaleu

In Castigaleu in September, the precipitation amount is 50 mm (2.0 in) over the course of 9 days.

September Precipitation Trends in Castigaleu

The chart displays monthly precipitation patterns in Castigaleu, 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 Castigaleu, September typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec3944901159897295950917958
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Castigaleu

In Castigaleu in September, humidity is 73%. With an average temperature of 18°C (64°F), this humidity feels like a warm, sticky embrace that can leave travelers feeling a bit sluggish, making outdoor activities feel more demanding and encouraging frequent breaks to hydrate and cool off.

September Average Humidity in Castigaleu

This chart illustrates the average monthly humidity levels in Castigaleu, 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 Castigaleu is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%83%80%77%75%74%72%70%73%82%87%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Castigaleu

In Castigaleu in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Castigaleu.

Maximum UV Index Levels in Castigaleu for September

The chart shows the monthly maximum UV Index (UVI) for Castigaleu 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 Castigaleu typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689111198632
Data source: Castigaleu 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 Castigaleu Compares to Other Months

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

This table compares monthly weather conditions in Castigaleu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)39 mm (1.5 inches)87%moderate
February Weather6°C (43°F)44 mm (1.7 inches)83%moderate
March Weather7°C (46°F)90 mm (3.6 inches)80%high
April Weather10°C (51°F)115 mm (4.5 inches)77%very high
May Weather15°C (59°F)98 mm (3.9 inches)75%very high
June Weather19°C (66°F)97 mm (3.8 inches)74%extreme
July Weather22°C (73°F)29 mm (1.1 inches)72%extreme
August Weather22°C (73°F)59 mm (2.3 inches)70%very high
September Weather18°C (64°F)50 mm (2.0 inches)73%very high
October Weather13°C (55°F)91 mm (3.6 inches)82%high
November Weather7°C (44°F)79 mm (3.1 inches)87%moderate
December Weather4°C (40°F)58 mm (2.3 inches)88%low

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