December Weather in Sena, Spain

Last updated: August 27, 2025

In December, the average temperature in Sena, Spain hovers around 8°C (46°F), with lows dipping to a chilly -6°C (22°F) and highs reaching up to 19°C (67°F). Expect 30 mm (1.2 in) of precipitation spread over approximately 6 days, and don't forget to bundle up, as the average humidity sits at a brisk 79%.

December Temperature in Sena

In December in Sena, the average temperature is 8°C (46°F), with maximums reaching up to 19°C (67°F) and minimums dropping as low as -6°C (22°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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

The chart illustrates December temperature patterns in Sena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sena, December typically has an average temperature of 8°C (46°F), with highs reaching up to 19°C (67°F) and lows dropping to around -6°C (22°F).

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

December Precipitation in Sena

In Sena in December, the total precipitation amount is 30 mm (1.2 in) spread across 6 days.

December Precipitation Trends in Sena

The chart displays monthly precipitation patterns in Sena, 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 Sena, December typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 6 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 Sena

In Sena in December humidity is 79%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities a bit less enjoyable and leading travelers to seek cozy, warm spots to regain their comfort.

December Average Humidity in Sena

This chart illustrates the average monthly humidity levels in Sena, 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 Sena is approximately 79%, 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 Sena

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

Maximum UV Index Levels in Sena for December

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

Data source: Sena 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 Sena Compares to Other Months

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

This table compares monthly weather conditions in Sena, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	35 mm (1.4 inches)	79%	moderate
February Weather	10°C (50°F)	21 mm (0.8 inches)	74%	moderate
March Weather	12°C (54°F)	46 mm (1.8 inches)	71%	moderate
April Weather	15°C (59°F)	69 mm (2.7 inches)	69%	very high
May Weather	20°C (68°F)	57 mm (2.2 inches)	66%	very high
June Weather	24°C (75°F)	44 mm (1.8 inches)	65%	extreme
July Weather	27°C (82°F)	25 mm (1.0 inches)	64%	very high
August Weather	27°C (81°F)	22 mm (0.9 inches)	64%	very high
September Weather	22°C (72°F)	46 mm (1.8 inches)	68%	very high
October Weather	17°C (62°F)	59 mm (2.3 inches)	77%	high
November Weather	11°C (51°F)	56 mm (2.2 inches)	79%	moderate
December Weather	8°C (46°F)	30 mm (1.2 inches)	79%	low