December Weather in Almagreira, Portugal

Last updated: August 27, 2025

In Almagreira, Portugal, the average temperature during December hovers around 18°C (64°F). Expect minimums of 13°C (55°F) and maximums reaching 20°C (69°F). With an average precipitation of 88 mm (3.5 in) spread over 11 days, it's a month to prepare for some rain. Additionally, the average humidity sits at a comfortable 84%, adding to the overall atmosphere of the season.

December Temperature in Almagreira

In December in Almagreira, the average temperature is 18°C (64°F). Maximums can reach 20°C (69°F), while minimums can dip as low as 13°C (55°F). This mild weather makes Almagreira a perfect destination for travelers seeking a comfortable climate.

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

The chart illustrates December temperature patterns in Almagreira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Almagreira, December typically has an average temperature of 18°C (64°F), with highs reaching up to 20°C (69°F) and lows dropping to around 13°C (55°F).

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

December Precipitation in Almagreira

In Almagreira in December, the total precipitation amount is 88 mm (3.5 in) spread over 11 days.

December Precipitation Trends in Almagreira

The chart displays monthly precipitation patterns in Almagreira, 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 Almagreira, December typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 11 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 Almagreira

In Almagreira in December humidity is 84%. With an average temperature of 18°C (64°F), this humidity feels like there's a heavy blanket wrapping around you, making travel feel a bit sticky and muggy, potentially leading to fatigue if you're not prepared.

December Average Humidity in Almagreira

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

In Almagreira 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 Almagreira, you can check the information here.

Maximum UV Index Levels in Almagreira for December

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

Data source: Almagreira 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 Almagreira Compares to Other Months

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

This table compares monthly weather conditions in Almagreira, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (62°F)	58 mm (2.3 inches)	82%	moderate
February Weather	16°C (61°F)	71 mm (2.8 inches)	80%	moderate
March Weather	16°C (60°F)	44 mm (1.7 inches)	82%	high
April Weather	16°C (61°F)	75 mm (2.9 inches)	83%	very high
May Weather	17°C (64°F)	43 mm (1.7 inches)	81%	very high
June Weather	19°C (67°F)	28 mm (1.1 inches)	82%	extreme
July Weather	21°C (70°F)	17 mm (0.7 inches)	83%	very high
August Weather	23°C (73°F)	35 mm (1.4 inches)	81%	very high
September Weather	22°C (73°F)	46 mm (1.8 inches)	81%	very high
October Weather	21°C (70°F)	106 mm (4.2 inches)	79%	high
November Weather	19°C (66°F)	77 mm (3.0 inches)	79%	moderate
December Weather	18°C (64°F)	88 mm (3.5 inches)	84%	moderate