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December Weather in Castrocalbon, Spain

Last updated: August 27, 2025

In December, the average temperature in Castrocalbon, Spain hovers around 6°C (43°F). Temperatures can dip to a chilly -4°C (25°F) at night and reach a mild 16°C (60°F) during the day. Expect approximately 66 mm (2.6 in) of precipitation over 10 days, accompanied by a high average humidity of 87%. Stay prepared for a cozy and potentially damp month!

December Temperature in Castrocalbon

In December in Castrocalbon, the average temperature is 6°C (43°F), with maximums reaching 16°C (60°F) and minimums dipping as low as -4°C (25°F). It's advisable to pack layers and a warm coat to comfortably enjoy your travels during this chilly season.

December Weather in Castrocalbon: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Castrocalbon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castrocalbon, December typically has an average temperature of 6°C (43°F), with highs reaching up to 16°C (60°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec394446515965717064564643
Data source: Temperature data for Castrocalbon 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.

December Precipitation in Castrocalbon

In Castrocalbon in December, the precipitation amount is 66 mm (2.6 in) over the course of 10 days.

December Precipitation Trends in Castrocalbon

The chart displays monthly precipitation patterns in Castrocalbon, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Castrocalbon, December typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec255449695159212144505966
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Castrocalbon

In Castrocalbon in December, humidity is 87%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and necessitating warm, breathable layers for traveling.

December Average Humidity in Castrocalbon

This chart illustrates the average monthly humidity levels in Castrocalbon, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Castrocalbon is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%83%84%84%86%78%77%82%86%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Castrocalbon

In Castrocalbon in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Castrocalbon, you can visit Hourly UV Index in Castrocalbon.

Maximum UV Index Levels in Castrocalbon for December

The chart shows the monthly maximum UV Index (UVI) for Castrocalbon in December, 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 December, the maximum UV index in Castrocalbon typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246810111098632
Data source: Castrocalbon December 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 December Weather in Castrocalbon Compares to Other Months

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

This table compares monthly weather conditions in Castrocalbon, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)25 mm (1.0 inches)87%low
February Weather7°C (44°F)54 mm (2.1 inches)85%moderate
March Weather8°C (47°F)49 mm (1.9 inches)83%high
April Weather11°C (51°F)69 mm (2.7 inches)83%very high
May Weather15°C (59°F)51 mm (2.0 inches)84%very high
June Weather18°C (65°F)59 mm (2.3 inches)84%extreme
July Weather22°C (71°F)21 mm (0.8 inches)86%very high
August Weather21°C (71°F)21 mm (0.8 inches)78%very high
September Weather18°C (64°F)44 mm (1.7 inches)77%very high
October Weather13°C (56°F)50 mm (2.0 inches)82%high
November Weather8°C (46°F)59 mm (2.3 inches)86%moderate
December Weather6°C (43°F)66 mm (2.6 inches)87%low

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