December Weather in Estombar, Portugal

Last updated: August 27, 2025

In December, the average temperature in Estombar, Portugal hovers around 12°C (54°F), with a minimum dip of 0°C (33°F) and a maximum rise to 22°C (71°F). Expect 45 mm (1.8 in) of precipitation spread across 6 days, accompanied by a high average humidity of 81%. Be prepared for a mix of cool days and occasional rain!

December Temperature in Estombar

In December in Estombar, the average temperature is 12°C (54°F). Maximum temperatures can reach 22°C (71°F), while minimums can drop as low as 0°C (33°F). This varied climate makes it essential for travelers to pack layers to comfortably enjoy their stay.

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

The chart illustrates December temperature patterns in Estombar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Estombar, December typically has an average temperature of 12°C (54°F), with highs reaching up to 22°C (71°F) and lows dropping to around 0°C (33°F).

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

December Precipitation in Estombar

In Estombar in December, the precipitation amount is 45 mm (1.8 in) over the course of 6 days.

December Precipitation Trends in Estombar

The chart displays monthly precipitation patterns in Estombar, 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 Estombar, December typically receives around 45 mm (1.8 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 Estombar

In Estombar 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 Estombar

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

In Estombar 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 Estombar, you can check the information here.

Maximum UV Index Levels in Estombar for December

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

Data source: Estombar 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 Estombar Compares to Other Months

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

This table compares monthly weather conditions in Estombar, 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 (51°F)	24 mm (0.9 inches)	80%	moderate
February Weather	12°C (55°F)	44 mm (1.7 inches)	73%	moderate
March Weather	14°C (57°F)	78 mm (3.1 inches)	71%	high
April Weather	15°C (60°F)	65 mm (2.5 inches)	69%	very high
May Weather	19°C (66°F)	23 mm (0.9 inches)	69%	very high
June Weather	21°C (69°F)	8 mm (0.3 inches)	67%	extreme
July Weather	23°C (74°F)	3 mm (0.1 inches)	69%	very high
August Weather	24°C (75°F)	1 mm (0.0 inches)	68%	very high
September Weather	22°C (73°F)	8 mm (0.3 inches)	71%	very high
October Weather	19°C (67°F)	32 mm (1.2 inches)	75%	high
November Weather	14°C (58°F)	49 mm (1.9 inches)	78%	moderate
December Weather	12°C (54°F)	45 mm (1.8 inches)	81%	moderate