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December Weather in Vinhais, Portugal

Last updated: August 27, 2025

In December, the average temperature in Vinhais, Portugal hovers around 7°C (44°F). Expect chilly nights with a minimum dropping to -4°C (25°F), while daytime highs can reach up to 16°C (61°F). Be prepared for moisture, as 126 mm (5.0 in) of precipitation is typical over 12 days, and the air feels quite humid with an average humidity level of 91%.

December Temperature in Vinhais

In December in Vinhais, the average temperature is 7°C (44°F). Maximum can reach 16°C (61°F) and the minimum can be as low as -4°C (25°F). Travelers should prepare for a range of temperatures to fully enjoy all that Vinhais has to offer during this time.

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

The chart illustrates December temperature patterns in Vinhais, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vinhais, December typically has an average temperature of 7°C (44°F), with highs reaching up to 16°C (61°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec414548526065717065574744
Data source: Temperature data for Vinhais 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 Vinhais

In Vinhais in December, the precipitation amount is 126 mm (5.0 in) over the course of 12 days.

December Precipitation Trends in Vinhais

The chart displays monthly precipitation patterns in Vinhais, 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 Vinhais, December typically receives around 126 mm (5.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec52949487494218154075102127
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vinhais

In Vinhais in December humidity is 91%. With an average temperature of 7°C (44°F), this humidity feels like a damp chill that seeps into your bones, making outdoor travel uncomfortable and a bit dreary, as the air hangs heavy and cold around you.

December Average Humidity in Vinhais

This chart illustrates the average monthly humidity levels in Vinhais, 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 Vinhais is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%85%79%77%76%64%54%52%63%78%90%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vinhais

In Vinhais in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Vinhais, you can visit Hourly UV Index in Vinhais.

Maximum UV Index Levels in Vinhais for December

The chart shows the monthly maximum UV Index (UVI) for Vinhais 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 Vinhais typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24689111098642
Data source: Vinhais 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 Vinhais Compares to Other Months

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

This table compares monthly weather conditions in Vinhais, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)52 mm (2.1 inches)91%low
February Weather7°C (46°F)94 mm (3.7 inches)85%moderate
March Weather9°C (48°F)94 mm (3.7 inches)79%high
April Weather11°C (52°F)87 mm (3.4 inches)77%very high
May Weather15°C (60°F)49 mm (1.9 inches)76%very high
June Weather18°C (65°F)42 mm (1.7 inches)64%extreme
July Weather22°C (71°F)18 mm (0.7 inches)54%very high
August Weather21°C (71°F)15 mm (0.6 inches)52%very high
September Weather18°C (65°F)40 mm (1.6 inches)63%very high
October Weather14°C (57°F)75 mm (2.9 inches)78%high
November Weather9°C (48°F)102 mm (4.0 inches)90%moderate
December Weather7°C (44°F)126 mm (5.0 inches)91%low

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