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December Weather in Alcoentre, Portugal

Last updated: August 27, 2025

In December, the average temperature in Alcoentre, Portugal is a pleasant 12°C (54°F). Expect a cool minimum of 1°C (35°F) and a comfortable maximum of 19°C (66°F). With 64 mm (2.5 in) of precipitation spread over 9 days, don't forget to pack an umbrella! The average humidity sits at a high 85%, making it a good time to enjoy cozy indoor activities.

December Temperature in Alcoentre

In December in Alcoentre, the average temperature is 12°C (54°F), with a maximum reaching 19°C (66°F) and a minimum as low as 1°C (35°F). This makes Alcoentre an ideal destination for travelers seeking a mild climate during this time of year.

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

The chart illustrates December temperature patterns in Alcoentre, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alcoentre, December typically has an average temperature of 12°C (54°F), with highs reaching up to 19°C (66°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec515456596466707069645754
Data source: Temperature data for Alcoentre generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Alcoentre

In Alcoentre in December, the precipitation amount is 64 mm (2.5 in) over a span of 9 days.

December Precipitation Trends in Alcoentre

The chart displays monthly precipitation patterns in Alcoentre, 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 Alcoentre, December typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec4153748339166627588864
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Alcoentre

In Alcoentre in December, humidity is 85%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making traveling not only uncomfortable but also exhausting as the damp air clings to your skin and slows your movements.

December Average Humidity in Alcoentre

This chart illustrates the average monthly humidity levels in Alcoentre, 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 Alcoentre is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Alcoentre

In Alcoentre 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 Alcoentre, you can check the information here.

Maximum UV Index Levels in Alcoentre for December

The chart shows the monthly maximum UV Index (UVI) for Alcoentre 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 Alcoentre typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: Alcoentre 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 Alcoentre Compares to Other Months

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

This table compares monthly weather conditions in Alcoentre, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (51°F)41 mm (1.6 inches)85%moderate
February Weather12°C (54°F)53 mm (2.1 inches)75%moderate
March Weather13°C (56°F)74 mm (2.9 inches)72%high
April Weather15°C (59°F)82 mm (3.2 inches)70%very high
May Weather18°C (64°F)39 mm (1.5 inches)70%very high
June Weather19°C (67°F)16 mm (0.6 inches)63%extreme
July Weather21°C (70°F)6 mm (0.2 inches)60%very high
August Weather21°C (70°F)6 mm (0.2 inches)60%very high
September Weather21°C (69°F)27 mm (1.1 inches)67%very high
October Weather18°C (65°F)58 mm (2.3 inches)74%high
November Weather14°C (57°F)88 mm (3.5 inches)83%moderate
December Weather12°C (54°F)64 mm (2.5 inches)85%moderate

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