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December Weather in Salas, Spain

Last updated: August 27, 2025

In Salas, Spain, the average temperature in December hovers around 10°C (51°F), with minimums dipping to 3°C (37°F) and maximums reaching 19°C (66°F). Expect 188 mm (7.4 in) of precipitation spread over 17 days, contributing to an average humidity of 87%. Prepare for a mix of cool temperatures and damp conditions!

December Temperature in Salas

In December in Salas, the average temperature is 10°C (51°F). Maximum temperatures can reach 19°C (66°F), while minimums can drop to as low as 3°C (37°F). Pack accordingly to enjoy your travels while staying comfortable in variable weather.

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

The chart illustrates December temperature patterns in Salas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salas, December typically has an average temperature of 10°C (51°F), with highs reaching up to 19°C (66°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec475050535761656563585250
Data source: Temperature data for Salas 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 Salas

In Salas in December, the precipitation amount is 188 mm (7.4 in) over the course of 17 days.

December Precipitation Trends in Salas

The chart displays monthly precipitation patterns in Salas, 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 Salas, December typically receives around 188 mm (7.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec11212210196110123738285124183188
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Salas

In Salas in December humidity is 87%. With an average temperature of 10°C (51°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities uncomfortable and sticky, and often requiring frequent breaks to stay hydrated and cool.

December Average Humidity in Salas

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

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

Maximum UV Index Levels in Salas for December

The chart shows the monthly maximum UV Index (UVI) for Salas 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 Salas typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Salas 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 Salas Compares to Other Months

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

This table compares monthly weather conditions in Salas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)112 mm (4.4 inches)87%low
February Weather10°C (50°F)122 mm (4.8 inches)85%moderate
March Weather10°C (51°F)101 mm (4.0 inches)83%moderate
April Weather11°C (53°F)96 mm (3.8 inches)83%high
May Weather14°C (57°F)110 mm (4.3 inches)84%very high
June Weather16°C (61°F)123 mm (4.8 inches)84%very high
July Weather18°C (65°F)73 mm (2.9 inches)86%very high
August Weather19°C (66°F)82 mm (3.2 inches)78%very high
September Weather17°C (63°F)85 mm (3.3 inches)77%high
October Weather15°C (59°F)124 mm (4.9 inches)82%moderate
November Weather11°C (52°F)183 mm (7.2 inches)86%moderate
December Weather10°C (51°F)188 mm (7.4 inches)87%low

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