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December Weather in Vizela, Portugal

Last updated: August 27, 2025

In December, the average temperature in Vizela, Portugal hovers around 9°C (49°F). Expect a chill in the air with minimums dropping to -2°C (28°F), while the mercury can rise to a pleasant 18°C (65°F). This month sees about 257 mm (10.1 in) of precipitation spread over 16 days, contributing to an average humidity level of 87%, ensuring a moist atmosphere.

December Temperature in Vizela

In December in Vizela, the average temperature is 9°C (49°F). Maximum temperatures can reach 18°C (65°F), while the minimum can drop to as low as -2°C (28°F). This mild climate makes Vizela an ideal destination for travelers seeking a mix of cool and comfortable weather.

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

The chart illustrates December temperature patterns in Vizela, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vizela, December typically has an average temperature of 9°C (49°F), with highs reaching up to 18°C (65°F) and lows dropping to around -2°C (28°F).
JanFebMarAprMayJunJulAugSepOctNovDec454951556164696966595148
Data source: Temperature data for Vizela 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 Vizela

In Vizela in December, the precipitation amount is 257 mm (10.1 in) over a span of 16 days.

December Precipitation Trends in Vizela

The chart displays monthly precipitation patterns in Vizela, 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 Vizela, December typically receives around 257 mm (10.1 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec13220219217010365292849152206257
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vizela

In Vizela in December humidity is 87%. With an average temperature of 9°C (49°F), this humidity feels like a damp blanket wrapping around you, making travel uncomfortable and leaving you yearning for a dry breeze to refresh your spirit.

December Average Humidity in Vizela

This chart illustrates the average monthly humidity levels in Vizela, 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 Vizela is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%78%79%78%71%63%64%71%79%86%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vizela

In Vizela 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 Vizela, you can visit Hourly UV Index in Vizela.

Maximum UV Index Levels in Vizela for December

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

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

This table compares monthly weather conditions in Vizela, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)132 mm (5.2 inches)87%low
February Weather10°C (50°F)202 mm (7.9 inches)81%moderate
March Weather11°C (52°F)192 mm (7.6 inches)78%high
April Weather13°C (55°F)170 mm (6.7 inches)79%very high
May Weather16°C (61°F)103 mm (4.1 inches)78%very high
June Weather18°C (64°F)65 mm (2.5 inches)71%extreme
July Weather21°C (69°F)29 mm (1.1 inches)63%very high
August Weather21°C (70°F)28 mm (1.1 inches)64%very high
September Weather19°C (67°F)49 mm (1.9 inches)71%very high
October Weather15°C (60°F)151 mm (6.0 inches)79%high
November Weather11°C (52°F)206 mm (8.1 inches)86%moderate
December Weather9°C (49°F)257 mm (10.1 inches)87%low

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