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December Weather in Castromonte, Spain

Last updated: August 27, 2025

In December, the average temperature in Castromonte, Spain hovers around 6°C (43°F). While you might experience a brisk minimum of -5°C (24°F), the days can warm up to a pleasant 15°C (60°F). Be prepared for some rain, as precipitation totals around 49 mm (1.9 in) over approximately 10 days. With an average humidity of 91%, it’s the perfect time to bundle up and enjoy the cozy atmosphere!

December Temperature in Castromonte

In December in Castromonte, the average temperature is 6°C (43°F). Maximums can reach 15°C (60°F), and minimums can be as low as -5°C (24°F). Prepare for a mix of chilly and mild days, so pack layers for your travels.

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

The chart illustrates December temperature patterns in Castromonte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castromonte, December typically has an average temperature of 6°C (43°F), with highs reaching up to 15°C (60°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec394447526067737265574643
Data source: Temperature data for Castromonte 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 Castromonte

In Castromonte in December, the total precipitation amount is 49 mm (1.9 in) over the course of 10 days.

December Precipitation Trends in Castromonte

The chart displays monthly precipitation patterns in Castromonte, 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 Castromonte, December typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec294349734248211240485949
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Castromonte

In Castromonte in December, humidity is 91%. With an average temperature of 6°C (43°F), this humidity feels like a thick blanket wrapped around you, making travel uncomfortable and sticky as every step becomes a challenge against the heavy, damp air.

December Average Humidity in Castromonte

This chart illustrates the average monthly humidity levels in Castromonte, 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 Castromonte is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%85%79%77%76%64%54%52%63%78%90%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Castromonte

In Castromonte 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 Castromonte, you can visit Hourly UV Index in Castromonte.

Maximum UV Index Levels in Castromonte for December

The chart shows the monthly maximum UV Index (UVI) for Castromonte 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 Castromonte typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec347810111198642
Data source: Castromonte 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 Castromonte Compares to Other Months

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

This table compares monthly weather conditions in Castromonte, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)29 mm (1.1 inches)91%moderate
February Weather7°C (45°F)43 mm (1.7 inches)85%moderate
March Weather9°C (48°F)49 mm (1.9 inches)79%high
April Weather11°C (52°F)73 mm (2.9 inches)77%very high
May Weather16°C (61°F)42 mm (1.6 inches)76%very high
June Weather20°C (68°F)48 mm (1.9 inches)64%extreme
July Weather23°C (73°F)21 mm (0.8 inches)54%extreme
August Weather22°C (73°F)12 mm (0.5 inches)52%very high
September Weather19°C (66°F)40 mm (1.6 inches)63%very high
October Weather14°C (57°F)48 mm (1.9 inches)78%high
November Weather8°C (47°F)59 mm (2.3 inches)90%moderate
December Weather6°C (43°F)49 mm (1.9 inches)91%low

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