December Weather in Sanlucar la Mayor, Spain

Last updated: August 27, 2025

In December, the average temperature in Sanlucar la Mayor, Spain hovers around 12°C (54°F). Expect a range between a chilly 1°C (33°F) and a pleasant 23°C (74°F). During this month, you'll experience about 48 mm (1.9 in) of precipitation spread over 4 days, contributing to an average humidity level of around 81%. Stay prepared for a mix of weather as you explore this vibrant locale!

December Temperature in Sanlucar la Mayor

In December in Sanlucar la Mayor, the average temperature is 12°C (54°F). The maximum can reach 23°C (74°F), and the minimum can be as low as 1°C (33°F). It's a great time to explore Sanlucar la Mayor, as the mild weather allows for outdoor activities and sightseeing.

December Weather in Sanlucar la Mayor: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sanlucar la Mayor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sanlucar la Mayor, December typically has an average temperature of 12°C (54°F), with highs reaching up to 23°C (74°F) and lows dropping to around 1°C (33°F).

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

December Precipitation in Sanlucar la Mayor

In Sanlucar la Mayor in December, the precipitation amount is 48 mm (1.9 in) distributed over a span of 4 days.

December Precipitation Trends in Sanlucar la Mayor

The chart displays monthly precipitation patterns in Sanlucar la Mayor, 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 Sanlucar la Mayor, December typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 4 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 Sanlucar la Mayor

In Sanlucar la Mayor in December humidity is 81%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket enveloping you, making travel sluggish and uncomfortable as you battle the stickiness while trying to enjoy your surroundings.

December Average Humidity in Sanlucar la Mayor

This chart illustrates the average monthly humidity levels in Sanlucar la Mayor, 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 Sanlucar la Mayor is approximately 81%, 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 Sanlucar la Mayor

In Sanlucar la Mayor in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Sanlucar la Mayor, you can check the information here.

Maximum UV Index Levels in Sanlucar la Mayor for December

The chart shows the monthly maximum UV Index (UVI) for Sanlucar la Mayor 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 Sanlucar la Mayor typically reaches 3, which falls under the moderate exposure category.

Data source: Sanlucar la Mayor 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 Sanlucar la Mayor Compares to Other Months

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

This table compares monthly weather conditions in Sanlucar la Mayor, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	35 mm (1.4 inches)	79%	moderate
February Weather	13°C (55°F)	31 mm (1.2 inches)	71%	moderate
March Weather	14°C (58°F)	77 mm (3.0 inches)	67%	high
April Weather	16°C (62°F)	76 mm (3.0 inches)	60%	very high
May Weather	21°C (70°F)	26 mm (1.0 inches)	59%	very high
June Weather	24°C (76°F)	6 mm (0.2 inches)	52%	extreme
July Weather	27°C (81°F)	3 mm (0.1 inches)	54%	very high
August Weather	28°C (83°F)	1 mm (0.1 inches)	51%	very high
September Weather	25°C (77°F)	24 mm (1.0 inches)	59%	very high
October Weather	20°C (69°F)	41 mm (1.6 inches)	68%	high
November Weather	14°C (58°F)	67 mm (2.6 inches)	77%	moderate
December Weather	12°C (54°F)	48 mm (1.9 inches)	81%	moderate