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September Weather in Castrillo del Val, Spain

Last updated: August 27, 2025

In September, the average temperature in Castrillo del Val, Spain is a pleasant 16°C (61°F). Expect minimums as low as 3°C (37°F) and highs reaching up to 31°C (88°F). During this month, you'll encounter about 51 mm (2.0 in) of precipitation spread over 8 days, with an average humidity of 77%. Enjoy the seasonal charm!

September Temperature in Castrillo del Val

In September in Castrillo del Val, the average temperature is 16°C (61°F). Maximums can reach 31°C (88°F), while minimums can dip as low as 3°C (37°F). This diverse temperature range makes Castrillo del Val an ideal destination for travelers seeking both warm days and cooler evenings.

September Weather in Castrillo del Val: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Castrillo del Val, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castrillo del Val, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec374244485562676761534441
Data source: Temperature data for Castrillo del Val 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 Castrillo del Val

In Castrillo del Val in September, the total precipitation amount is 51 mm (2.0 in), spread over a duration of 8 days.

September Precipitation Trends in Castrillo del Val

The chart displays monthly precipitation patterns in Castrillo del Val, 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 Castrillo del Val, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec6363741067178372051579575
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Castrillo del Val

In Castrillo del Val in September humidity is 77%. With an average temperature of 16°C (61°F), this humidity feels like a slight heaviness in the air, making every step feel a touch more effortful while traveling. The dampness clings to your skin, adding a layer of discomfort, yet the mild temperature invites you to explore the surroundings, blending the challenge of the humidity with an opportunity for a refreshing adventure.

September Average Humidity in Castrillo del Val

This chart illustrates the average monthly humidity levels in Castrillo del Val, 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 Castrillo del Val is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%83%82%81%81%83%87%82%77%80%83%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Castrillo del Val

In Castrillo del Val 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 Castrillo del Val.

Maximum UV Index Levels in Castrillo del Val for September

The chart shows the monthly maximum UV Index (UVI) for Castrillo del Val 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 Castrillo del Val typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810111198632
Data source: Castrillo del Val 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 Castrillo del Val Compares to Other Months

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

This table compares monthly weather conditions in Castrillo del Val, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (37°F)62 mm (2.5 inches)85%moderate
February Weather5°C (42°F)63 mm (2.5 inches)83%moderate
March Weather7°C (44°F)74 mm (2.9 inches)82%high
April Weather9°C (48°F)106 mm (4.2 inches)81%very high
May Weather13°C (55°F)71 mm (2.8 inches)81%very high
June Weather17°C (62°F)78 mm (3.1 inches)83%extreme
July Weather19°C (67°F)37 mm (1.4 inches)87%extreme
August Weather20°C (68°F)20 mm (0.8 inches)82%very high
September Weather16°C (61°F)51 mm (2.0 inches)77%very high
October Weather12°C (54°F)56 mm (2.2 inches)80%high
November Weather7°C (44°F)95 mm (3.7 inches)83%moderate
December Weather5°C (41°F)75 mm (3.0 inches)85%low

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