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December Weather in Bandeiras, Portugal

Last updated: August 27, 2025

In December, the average temperature in Bandeiras, Portugal is a comfortable 17°C (62°F), with minimums dipping to 12°C (54°F) and reaching a pleasant maximum of 20°C (67°F). Visitors can expect around 115 mm (4.5 in) of precipitation over 14 days, contributing to an average humidity of 85%, creating a uniquely refreshing atmosphere.

December Temperature in Bandeiras

In December in Bandeiras, the average temperature is 17°C (62°F), with maximums reaching up to 20°C (67°F) and minimums dropping as low as 12°C (54°F). This comfortable climate makes Bandeiras a pleasant destination for travelers seeking moderate weather during this time of year.

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

The chart illustrates December temperature patterns in Bandeiras, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bandeiras, December typically has an average temperature of 17°C (62°F), with highs reaching up to 20°C (67°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec605959596165697271686462
Data source: Temperature data for Bandeiras 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 Bandeiras

In Bandeiras in December, the precipitation amount is 115 mm (4.5 in) over the course of 14 days.

December Precipitation Trends in Bandeiras

The chart displays monthly precipitation patterns in Bandeiras, 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 Bandeiras, December typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec92816176633925535577130116
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bandeiras

In Bandeiras in December humidity is 85%. With an average temperature of 17°C (62°F), this humidity feels like a warm, heavy blanket enveloping you, making travel somewhat uncomfortable as you navigate the thick, moist air that clings to your skin and slows your pace.

December Average Humidity in Bandeiras

This chart illustrates the average monthly humidity levels in Bandeiras, 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 Bandeiras is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%85%85%83%85%86%83%83%79%80%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bandeiras

In Bandeiras 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 Bandeiras, you can check the information here.

Maximum UV Index Levels in Bandeiras for December

The chart shows the monthly maximum UV Index (UVI) for Bandeiras 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 Bandeiras typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109743
Data source: Bandeiras 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 Bandeiras Compares to Other Months

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

This table compares monthly weather conditions in Bandeiras, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)92 mm (3.6 inches)84%moderate
February Weather15°C (59°F)81 mm (3.2 inches)83%moderate
March Weather15°C (59°F)61 mm (2.4 inches)85%high
April Weather15°C (60°F)76 mm (3.0 inches)85%very high
May Weather16°C (62°F)63 mm (2.5 inches)83%very high
June Weather19°C (66°F)39 mm (1.5 inches)85%extreme
July Weather21°C (70°F)25 mm (1.0 inches)86%very high
August Weather22°C (72°F)53 mm (2.1 inches)83%very high
September Weather22°C (71°F)55 mm (2.2 inches)83%very high
October Weather20°C (68°F)77 mm (3.0 inches)79%high
November Weather18°C (65°F)130 mm (5.1 inches)80%moderate
December Weather17°C (62°F)115 mm (4.5 inches)85%moderate

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