December Weather in Aizarnazabal, Spain

Last updated: August 27, 2025

In December, the average temperature in Aizarnazabal, Spain hovers around 10°C (50°F). Expect a minimum chill of 0°C (32°F) and a pleasant maximum of 18°C (64°F). Be prepared for 211 mm (8.3 in) of precipitation spread across 18 days, contributing to an average humidity of 87%. Perfect for cozy indoor activities or embracing the refreshing outdoor vibes!

December Temperature in Aizarnazabal

In December in Aizarnazabal, the average temperature is 10°C (50°F). Maximum can reach 18°C (64°F) and minimum can be as low as 0°C (32°F). Be sure to pack layers to stay comfortable while exploring!

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

The chart illustrates December temperature patterns in Aizarnazabal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aizarnazabal, December typically has an average temperature of 10°C (50°F), with highs reaching up to 18°C (64°F) and lows dropping to around 0°C (32°F).

Data source: Temperature data for Aizarnazabal generated using information from the Copernicus Climate Change Service.

December Precipitation in Aizarnazabal

In Aizarnazabal in December, the precipitation amount is 211 mm (8.3 in) over a period of 18 days.

December Precipitation Trends in Aizarnazabal

The chart displays monthly precipitation patterns in Aizarnazabal, 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 Aizarnazabal, December typically receives around 211 mm (8.3 inches) of precipitation spread over approximately 18 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Aizarnazabal

In Aizarnazabal in December humidity is 87%. With an average temperature of 10°C (50°F), this humidity feels like a heavy cloak wrapping around you, making every step feel laborious and the air thick with moisture, challenging your comfort while traveling.

December Average Humidity in Aizarnazabal

This chart illustrates the average monthly humidity levels in Aizarnazabal, 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 Aizarnazabal is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Aizarnazabal

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

Maximum UV Index Levels in Aizarnazabal for December

The chart shows the monthly maximum UV Index (UVI) for Aizarnazabal 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 Aizarnazabal typically reaches 2, which falls under the low exposure category.

Data source: Aizarnazabal 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 Aizarnazabal Compares to Other Months

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

This table compares monthly weather conditions in Aizarnazabal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	144 mm (5.7 inches)	86%	low
February Weather	10°C (50°F)	129 mm (5.1 inches)	85%	moderate
March Weather	10°C (51°F)	116 mm (4.6 inches)	82%	high
April Weather	12°C (54°F)	107 mm (4.2 inches)	81%	high
May Weather	15°C (58°F)	115 mm (4.5 inches)	80%	very high
June Weather	17°C (64°F)	131 mm (5.1 inches)	81%	very high
July Weather	19°C (67°F)	91 mm (3.6 inches)	80%	very high
August Weather	20°C (68°F)	79 mm (3.1 inches)	76%	very high
September Weather	18°C (65°F)	98 mm (3.9 inches)	75%	high
October Weather	15°C (59°F)	133 mm (5.2 inches)	81%	moderate
November Weather	11°C (53°F)	190 mm (7.5 inches)	85%	moderate
December Weather	10°C (50°F)	211 mm (8.3 inches)	87%	low