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September Weather in Castellnou de Seana, Spain

Last updated: August 27, 2025

In Castellnou de Seana, Spain, the average temperature in September is a pleasant 21°C (70°F). Expect a range from a cool 8°C (48°F) to a warm 33°C (92°F). During this month, precipitation amounts to 36 mm (1.4 in) over approximately 8 days, while the average humidity sits at a comfortable 68%. Enjoy the beautiful balance of warmth and freshness!

September Temperature in Castellnou de Seana

In September, in Castellnou de Seana, the average temperature is 21°C (70°F), with maximums reaching 33°C (92°F) and minimums dropping to as low as 8°C (48°F). This range makes Castellnou de Seana an ideal destination for travelers looking to enjoy moderate weather and a variety of outdoor activities.

September Weather in Castellnou de Seana: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Castellnou de Seana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellnou de Seana, September typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (92°F) and lows dropping to around 8°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec424852576573797970615044
Data source: Temperature data for Castellnou de Seana 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 Castellnou de Seana

In Castellnou de Seana in September, the precipitation amount is 36 mm (1.4 in) over a period of 8 days.

September Precipitation Trends in Castellnou de Seana

The chart displays monthly precipitation patterns in Castellnou de Seana, 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 Castellnou de Seana, September typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec332546625145225336684724
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Castellnou de Seana

In Castellnou de Seana in September humidity is 68%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making the air feel slightly heavy and sticky, which can be quite exhausting for travelers.

September Average Humidity in Castellnou de Seana

This chart illustrates the average monthly humidity levels in Castellnou de Seana, 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 Castellnou de Seana 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 Castellnou de Seana

In Castellnou de Seana 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 Castellnou de Seana.

Maximum UV Index Levels in Castellnou de Seana for September

The chart shows the monthly maximum UV Index (UVI) for Castellnou de Seana 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 Castellnou de Seana typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34589111098632
Data source: Castellnou de Seana 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 Castellnou de Seana Compares to Other Months

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

This table compares monthly weather conditions in Castellnou de Seana, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)33 mm (1.3 inches)79%moderate
February Weather9°C (48°F)25 mm (1.0 inches)74%moderate
March Weather11°C (52°F)46 mm (1.8 inches)71%moderate
April Weather14°C (57°F)62 mm (2.4 inches)69%very high
May Weather19°C (66°F)51 mm (2.0 inches)66%very high
June Weather23°C (73°F)45 mm (1.8 inches)65%extreme
July Weather26°C (79°F)22 mm (0.9 inches)64%very high
August Weather26°C (79°F)52 mm (2.1 inches)64%very high
September Weather21°C (70°F)36 mm (1.4 inches)68%very high
October Weather16°C (61°F)68 mm (2.7 inches)77%high
November Weather10°C (50°F)47 mm (1.9 inches)79%moderate
December Weather7°C (45°F)24 mm (0.9 inches)79%low

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