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December Weather in Santa Luzia, Portugal

Last updated: August 27, 2025

In December, the average temperature in Santa Luzia, Portugal is a comfortable 15°C (59°F). Expect lows of 9°C (48°F) and highs reaching 20°C (68°F). The region experiences a moderate precipitation amount of 44 mm (1.7 in) over approximately 5 days, accompanied by an average humidity level of 81%. Enjoy the mild climate while being prepared for occasional rain!

December Temperature in Santa Luzia

In December in Santa Luzia, the average temperature is 15°C (59°F). Maximums can reach 20°C (68°F) and minimums can be as low as 9°C (48°F). This mild climate makes Santa Luzia an ideal destination for travelers looking to enjoy comfortable weather while exploring the area.

December Weather in Santa Luzia: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Santa Luzia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Luzia, December typically has an average temperature of 15°C (59°F), with highs reaching up to 20°C (68°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec555758606568727472686258
Data source: Temperature data for Santa Luzia 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 Santa Luzia

In Santa Luzia in December, the precipitation amount is 44 mm (1.7 in) over the course of 5 days.

December Precipitation Trends in Santa Luzia

The chart displays monthly precipitation patterns in Santa Luzia, 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 Santa Luzia, December typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec264568491532111285944
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Santa Luzia

In Santa Luzia in December humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

December Average Humidity in Santa Luzia

This chart illustrates the average monthly humidity levels in Santa Luzia, 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 Santa Luzia is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%74%71%69%69%67%69%68%71%75%78%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santa Luzia

In Santa Luzia 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 Santa Luzia, you can check the information here.

Maximum UV Index Levels in Santa Luzia for December

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

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

This table compares monthly weather conditions in Santa Luzia, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (56°F)26 mm (1.0 inches)80%moderate
February Weather14°C (58°F)45 mm (1.8 inches)73%moderate
March Weather15°C (59°F)68 mm (2.7 inches)71%high
April Weather16°C (60°F)49 mm (1.9 inches)69%very high
May Weather18°C (65°F)14 mm (0.6 inches)69%very high
June Weather20°C (68°F)3 mm (0.1 inches)67%extreme
July Weather22°C (72°F)2 mm (0.1 inches)69%very high
August Weather23°C (74°F)0 mm (0.0 inches)68%very high
September Weather22°C (72°F)11 mm (0.4 inches)71%very high
October Weather20°C (68°F)28 mm (1.1 inches)75%high
November Weather16°C (62°F)59 mm (2.3 inches)78%moderate
December Weather15°C (59°F)44 mm (1.7 inches)81%moderate

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