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December Weather in Cedros, Portugal

Last updated: August 27, 2025

In Cedros, Portugal, the average temperature for December hovers around 17°C (63°F), with a comfortable range between a minimum of 12°C (54°F) and a maximum of 20°C (68°F). Expect 102 mm (4.0 in) of precipitation over about 13 days, contributing to an average humidity level of 85%. Plan accordingly for a refreshing and slightly wet month!

December Temperature in Cedros

In December in Cedros, the average temperature is 17°C (63°F). The maximum can reach 20°C (68°F), while the minimum can be as low as 12°C (54°F). This mild weather makes Cedros an ideal destination for travelers seeking comfortable temperatures and pleasant outdoor activities.

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

The chart illustrates December temperature patterns in Cedros, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cedros, December typically has an average temperature of 17°C (63°F), with highs reaching up to 20°C (68°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec615959606266707272686562
Data source: Temperature data for Cedros 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 Cedros

In Cedros in December, precipitation amounts to 102 mm (4.0 in) over the course of 13 days.

December Precipitation Trends in Cedros

The chart displays monthly precipitation patterns in Cedros, 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 Cedros, December typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec87796576623930565674123102
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cedros

In Cedros in December humidity is 85%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit stifling and encouraging frequent breaks in shaded areas or air-conditioned spaces for travelers.

December Average Humidity in Cedros

This chart illustrates the average monthly humidity levels in Cedros, 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 Cedros 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 Cedros

In Cedros 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 Cedros, you can check the information here.

Maximum UV Index Levels in Cedros for December

The chart shows the monthly maximum UV Index (UVI) for Cedros 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 Cedros typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3578101110109743
Data source: Cedros 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 Cedros Compares to Other Months

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

This table compares monthly weather conditions in Cedros, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)87 mm (3.4 inches)84%moderate
February Weather15°C (59°F)79 mm (3.1 inches)83%moderate
March Weather15°C (59°F)65 mm (2.6 inches)85%high
April Weather15°C (60°F)76 mm (3.0 inches)85%very high
May Weather17°C (62°F)61 mm (2.4 inches)83%very high
June Weather19°C (66°F)39 mm (1.5 inches)85%extreme
July Weather21°C (70°F)29 mm (1.2 inches)86%very high
August Weather22°C (73°F)56 mm (2.2 inches)83%very high
September Weather22°C (72°F)56 mm (2.2 inches)83%very high
October Weather20°C (69°F)74 mm (2.9 inches)79%high
November Weather18°C (65°F)123 mm (4.8 inches)80%moderate
December Weather17°C (63°F)102 mm (4.0 inches)85%moderate

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