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October Weather in Castellar del Riu, Spain

Last updated: August 27, 2025

In October, the average temperature in Castellar del Riu, Spain rests comfortably at 14°C (57°F), with fluctuations between a cool 0°C (32°F) and a warm 27°C (81°F). Expect about 121 mm (4.8 in) of precipitation spread over 11 days, resulting in an average humidity of 77%. Whether you're exploring or relaxing, be prepared for a mix of weather as you enjoy this vibrant destination!

October Temperature in Castellar del Riu

In October in Castellar del Riu, the average temperature is 14°C (57°F), with maximums reaching up to 27°C (81°F) and minimums dropping as low as 0°C (32°F). This makes it an ideal time for travelers to enjoy a mix of mild days and cooler nights, so be sure to pack layers for your visit.

October Weather in Castellar del Riu: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Castellar del Riu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellar del Riu, October typically has an average temperature of 14°C (57°F), with highs reaching up to 27°C (81°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec394448526067737264574641
Data source: Temperature data for Castellar del Riu 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.

October Precipitation in Castellar del Riu

In Castellar del Riu in October, the total precipitation amount is 121 mm (4.8 in), which occurs over the course of 11 days.

October Precipitation Trends in Castellar del Riu

The chart displays monthly precipitation patterns in Castellar del Riu, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Castellar del Riu, October typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4660771141131075883861217731
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Castellar del Riu

In Castellar del Riu in October, humidity is 77%. With an average temperature of 14°C (57°F), this humidity feels like a heavy blanket wrapping around you, making outdoor exploration feel muggy and leaving you craving the shade while you travel.

October Average Humidity in Castellar del Riu

This chart illustrates the average monthly humidity levels in Castellar del Riu, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Castellar del Riu is approximately 77%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Castellar del Riu

In Castellar del Riu in October, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Castellar del Riu, you can refer to this Hourly UV Index in Castellar del Riu.

Maximum UV Index Levels in Castellar del Riu for October

The chart shows the monthly maximum UV Index (UVI) for Castellar del Riu in October, 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 October, the maximum UV index in Castellar del Riu typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: Castellar del Riu October 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 October Weather in Castellar del Riu Compares to Other Months

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

This table compares monthly weather conditions in Castellar del Riu, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)46 mm (1.8 inches)79%moderate
February Weather7°C (45°F)60 mm (2.4 inches)74%moderate
March Weather9°C (48°F)77 mm (3.0 inches)71%high
April Weather11°C (52°F)114 mm (4.5 inches)69%very high
May Weather16°C (60°F)113 mm (4.5 inches)66%very high
June Weather19°C (67°F)107 mm (4.2 inches)65%very high
July Weather23°C (73°F)58 mm (2.3 inches)64%very high
August Weather22°C (73°F)83 mm (3.3 inches)64%very high
September Weather18°C (65°F)86 mm (3.4 inches)68%very high
October Weather14°C (57°F)121 mm (4.8 inches)77%high
November Weather8°C (47°F)77 mm (3.0 inches)79%moderate
December Weather5°C (42°F)31 mm (1.2 inches)79%low

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