December Weather in Arrifes, Portugal

Last updated: August 27, 2025

In Arrifes, Portugal, the average temperature in December hovers around 17°C (63°F). You'll experience a minimum of 12°C (53°F) and can enjoy warm spells peaking at 20°C (68°F). Be prepared for some rain, with 141 mm (5.6 in) of precipitation spread over 15 days, and don't forget your sunscreen, as the average humidity is a high 84%!

December Temperature in Arrifes

In December in Arrifes, the average temperature is 17°C (63°F). The maximum can reach 20°C (68°F), while the minimum can drop to as low as 12°C (53°F). It's a comfortable time to explore, so pack light layers for your travels!

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

The chart illustrates December temperature patterns in Arrifes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arrifes, December typically has an average temperature of 17°C (63°F), with highs reaching up to 20°C (68°F) and lows dropping to around 12°C (53°F).

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

December Precipitation in Arrifes

In Arrifes in December, the total precipitation amount is 141 mm (5.6 in) over a period of 15 days.

December Precipitation Trends in Arrifes

The chart displays monthly precipitation patterns in Arrifes, 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 Arrifes, December typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 15 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Arrifes

In Arrifes in December, humidity is 84%. With an average temperature of 17°C (63°F), this humidity feels like a warm, sticky embrace that can make traveling feel heavy and cumbersome, often leaving visitors yearning for refreshing breezes and shade.

December Average Humidity in Arrifes

This chart illustrates the average monthly humidity levels in Arrifes, 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 Arrifes is approximately 84%, 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 Arrifes

In Arrifes 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 Arrifes, you can check the information here.

Maximum UV Index Levels in Arrifes for December

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

Data source: Arrifes 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 Arrifes Compares to Other Months

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

This table compares monthly weather conditions in Arrifes, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	77 mm (3.0 inches)	82%	moderate
February Weather	15°C (59°F)	111 mm (4.4 inches)	80%	moderate
March Weather	15°C (59°F)	66 mm (2.6 inches)	82%	high
April Weather	15°C (60°F)	88 mm (3.5 inches)	83%	very high
May Weather	17°C (62°F)	71 mm (2.8 inches)	81%	very high
June Weather	19°C (66°F)	39 mm (1.5 inches)	82%	extreme
July Weather	21°C (69°F)	18 mm (0.7 inches)	83%	very high
August Weather	22°C (72°F)	49 mm (1.9 inches)	81%	very high
September Weather	22°C (71°F)	66 mm (2.6 inches)	81%	very high
October Weather	20°C (69°F)	123 mm (4.8 inches)	79%	high
November Weather	18°C (65°F)	105 mm (4.2 inches)	79%	moderate
December Weather	17°C (63°F)	141 mm (5.6 inches)	84%	moderate