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December Weather in Luna, Spain

Last updated: August 27, 2025

In December, the average temperature in Luna, Spain is a brisk 6°C (44°F). However, be prepared for the possibility of cooler nights with minimums dipping to -4°C (25°F), while daytime highs can reach a comfortable 16°C (61°F). Expect 65 mm (2.6 in) of precipitation spread over 10 days, and don't forget that the air carries a high average humidity of 87%!

December Temperature in Luna

In December in Luna, the average temperature is 6°C (44°F). The maximum can reach 16°C (61°F), while the minimum can dip as low as -4°C (25°F). This makes it a great time to explore Luna, but be sure to dress in layers to stay comfortable throughout the day.

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

The chart illustrates December temperature patterns in Luna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Luna, December typically has an average temperature of 6°C (44°F), with highs reaching up to 16°C (61°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec404649546270757567584843
Data source: Temperature data for Luna 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 Luna

In Luna in December, the precipitation amount is 65 mm (2.6 in) over a span of 10 days.

December Precipitation Trends in Luna

The chart displays monthly precipitation patterns in Luna, 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 Luna, December typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec5245691007472354168688365
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Luna

In Luna in December humidity is 87%. With an average temperature of 6°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable without proper layers and preparation.

December Average Humidity in Luna

This chart illustrates the average monthly humidity levels in Luna, 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 Luna is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%83%81%80%81%80%76%75%81%85%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Luna

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

Maximum UV Index Levels in Luna for December

The chart shows the monthly maximum UV Index (UVI) for Luna 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 Luna typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34589111098632
Data source: Luna 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 Luna Compares to Other Months

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

This table compares monthly weather conditions in Luna, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)52 mm (2.0 inches)86%moderate
February Weather8°C (46°F)45 mm (1.8 inches)85%moderate
March Weather9°C (49°F)69 mm (2.7 inches)82%moderate
April Weather12°C (54°F)100 mm (3.9 inches)81%very high
May Weather17°C (62°F)74 mm (2.9 inches)80%very high
June Weather21°C (70°F)72 mm (2.8 inches)81%extreme
July Weather24°C (75°F)35 mm (1.4 inches)80%very high
August Weather24°C (75°F)41 mm (1.6 inches)76%very high
September Weather19°C (67°F)68 mm (2.7 inches)75%very high
October Weather14°C (58°F)68 mm (2.7 inches)81%high
November Weather9°C (48°F)83 mm (3.3 inches)85%moderate
December Weather6°C (44°F)65 mm (2.6 inches)87%low

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