December Weather in Rena, Spain

Last updated: August 27, 2025

In December, the average temperature in Rena, Spain hovers around 10°C (50°F), with a minimum of -2°C (29°F) and a maximum of 19°C (67°F). Expect about 48 mm (1.9 in) of precipitation spread over 8 days, accompanied by a high average humidity of 87%.

December Temperature in Rena

In December in Rena, the average temperature is 10°C (50°F). The maximum can reach 19°C (67°F), while the minimum can drop as low as -2°C (29°F). Be prepared for a range of temperatures and pack accordingly for your travels!

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

The chart illustrates December temperature patterns in Rena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rena, December typically has an average temperature of 10°C (50°F), with highs reaching up to 19°C (67°F) and lows dropping to around -2°C (29°F).

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

December Precipitation in Rena

In Rena in December, the precipitation amount is 48 mm (1.9 in) over a span of 8 days.

December Precipitation Trends in Rena

The chart displays monthly precipitation patterns in Rena, 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 Rena, December typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 8 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 Rena

In Rena 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 Rena

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

In Rena 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 Rena, you can check the information here.

Maximum UV Index Levels in Rena for December

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

Data source: Rena 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 Rena Compares to Other Months

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

This table compares monthly weather conditions in Rena, 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)	31 mm (1.2 inches)	87%	moderate
February Weather	11°C (51°F)	31 mm (1.2 inches)	76%	moderate
March Weather	12°C (55°F)	62 mm (2.4 inches)	68%	high
April Weather	15°C (59°F)	65 mm (2.6 inches)	64%	very high
May Weather	20°C (69°F)	23 mm (0.9 inches)	62%	very high
June Weather	24°C (75°F)	11 mm (0.4 inches)	47%	extreme
July Weather	27°C (81°F)	4 mm (0.2 inches)	46%	very high
August Weather	28°C (82°F)	6 mm (0.2 inches)	42%	very high
September Weather	24°C (75°F)	25 mm (1.0 inches)	53%	very high
October Weather	19°C (66°F)	52 mm (2.1 inches)	69%	high
November Weather	12°C (54°F)	67 mm (2.6 inches)	85%	moderate
December Weather	10°C (50°F)	48 mm (1.9 inches)	87%	moderate