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December Weather in Riotorto, Spain

Last updated: August 27, 2025

In December, the average temperature in Riotorto, Spain hovers around 8°C (47°F), with a minimum of -1°C (30°F) and a maximum of 17°C (63°F). Be prepared for wet weather, as 185 mm (7.3 in) of precipitation is expected over 17 days, accompanied by a high average humidity of 87%.

December Temperature in Riotorto

In December in Riotorto, the average temperature is 8°C (47°F), with maximums reaching 17°C (63°F) and minimums dropping as low as -1°C (30°F). This diverse range of temperatures makes it advisable for travelers to pack layers for comfortable exploration.

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

The chart illustrates December temperature patterns in Riotorto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riotorto, December typically has an average temperature of 8°C (47°F), with highs reaching up to 17°C (63°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec434647515660646461564846
Data source: Temperature data for Riotorto 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 Riotorto

In Riotorto in December, the precipitation amount is 185 mm (7.3 in), which occurs over a span of 17 days.

December Precipitation Trends in Riotorto

The chart displays monthly precipitation patterns in Riotorto, 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 Riotorto, December typically receives around 185 mm (7.3 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec10212513310810996455969117152185
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Riotorto

In Riotorto in December, humidity is 87%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that clings to your skin, making outdoor exploration uncomfortably muggy despite the cool air.

December Average Humidity in Riotorto

This chart illustrates the average monthly humidity levels in Riotorto, 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 Riotorto 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 Riotorto

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

Maximum UV Index Levels in Riotorto for December

The chart shows the monthly maximum UV Index (UVI) for Riotorto 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 Riotorto typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689111097632
Data source: Riotorto 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 Riotorto Compares to Other Months

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

This table compares monthly weather conditions in Riotorto, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)101 mm (4.0 inches)87%low
February Weather8°C (47°F)125 mm (4.9 inches)85%moderate
March Weather8°C (47°F)133 mm (5.2 inches)83%high
April Weather10°C (51°F)108 mm (4.3 inches)83%very high
May Weather13°C (56°F)109 mm (4.3 inches)84%very high
June Weather15°C (60°F)96 mm (3.8 inches)84%extreme
July Weather18°C (64°F)45 mm (1.8 inches)86%very high
August Weather18°C (64°F)59 mm (2.3 inches)78%very high
September Weather16°C (61°F)69 mm (2.7 inches)77%high
October Weather13°C (56°F)117 mm (4.6 inches)82%high
November Weather9°C (49°F)152 mm (6.0 inches)86%moderate
December Weather8°C (47°F)185 mm (7.3 inches)87%low

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