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December Weather in Castanheira de Pera, Portugal

Last updated: August 27, 2025

The average temperature in Castanheira de Pera, Portugal during December is a brisk 10°C (50°F). With minimums dipping to -1°C (30°F) and maximums reaching 18°C (65°F), it's a month of fluctuating weather. Expect 133 mm (5.2 in) of precipitation spread across 12 days, contributing to an average humidity of 85%—perfect for embracing the cozy charm of the season!

December Temperature in Castanheira de Pera

In December in Castanheira de Pera, the average temperature is 10°C (50°F). Maximums can reach 18°C (65°F), and minimums can be as low as -1°C (30°F). This diverse range of temperatures makes Castanheira de Pera a versatile destination for travelers, offering opportunities for both outdoor adventures and cozy indoor experiences.

December Weather in Castanheira de Pera: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Castanheira de Pera, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castanheira de Pera, December typically has an average temperature of 10°C (50°F), with highs reaching up to 18°C (65°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec465052556164697068615249
Data source: Temperature data for Castanheira de Pera 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 Castanheira de Pera

In Castanheira de Pera in December, the precipitation amount is 133 mm (5.2 in) spread over 12 days.

December Precipitation Trends in Castanheira de Pera

The chart displays monthly precipitation patterns in Castanheira de Pera, 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 Castanheira de Pera, December typically receives around 133 mm (5.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec681001411347237111344102142133
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Castanheira de Pera

In Castanheira de Pera in December, humidity is 85%. With an average temperature of 10°C (50°F), this humidity feels like a heavy, damp blanket surrounding you, making travel feel sluggish and uncomfortable as you navigate through the thick, moist air.

December Average Humidity in Castanheira de Pera

This chart illustrates the average monthly humidity levels in Castanheira de Pera, 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 Castanheira de Pera 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 Castanheira de Pera

In Castanheira de Pera 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 Castanheira de Pera, you can check the information here.

Maximum UV Index Levels in Castanheira de Pera for December

The chart shows the monthly maximum UV Index (UVI) for Castanheira de Pera 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 Castanheira de Pera typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689111098643
Data source: Castanheira de Pera 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 Castanheira de Pera Compares to Other Months

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

This table compares monthly weather conditions in Castanheira de Pera, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (46°F)68 mm (2.7 inches)85%moderate
February Weather10°C (50°F)100 mm (3.9 inches)75%moderate
March Weather11°C (52°F)141 mm (5.6 inches)72%high
April Weather13°C (56°F)134 mm (5.3 inches)70%very high
May Weather16°C (62°F)72 mm (2.8 inches)70%very high
June Weather18°C (65°F)37 mm (1.4 inches)63%extreme
July Weather21°C (69°F)11 mm (0.4 inches)60%very high
August Weather21°C (70°F)13 mm (0.5 inches)60%very high
September Weather20°C (68°F)44 mm (1.7 inches)67%very high
October Weather16°C (61°F)102 mm (4.0 inches)74%high
November Weather11°C (53°F)142 mm (5.6 inches)83%moderate
December Weather10°C (50°F)133 mm (5.2 inches)85%moderate

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