December Weather in Vilamoura, Portugal

Last updated: February 24, 2025

December in Vilamoura, Portugal, offers a mild escape with temperatures reaching a comfortable maximum of 20°C (68°F) and an average of 15°C (58°F). Visitors can expect cooler evenings, with lows around 9°C (48°F). The month brings about 47 mm (1.9 in) of rainfall spread across approximately 5 days, creating a refreshing atmosphere. With humidity levels averaging 81%, this coastal town invites you to enjoy a tranquil winter getaway amidst pleasant weather and scenic views.

December Temperature in Vilamoura

In December, Vilamoura experiences mild temperatures that hint at the region's appealing Mediterranean climate. With a minimum of 9°C (48°F) and a comfortable average of 15°C (58°F), winter here is pleasantly moderate compared to harsher climates elsewhere. Daytime highs can reach up to 20°C (68°F), making it a delightful time for outdoor activities and exploring the stunning coastal scenery without the heat of summer. As December follows a gradual trend of cooling from the previous months, visitors can expect crisp afternoons ideal for leisure strolls and enjoying the local festivities while basking in the gentle sunshine.

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

The chart illustrates December temperature patterns in Vilamoura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec555758606568727372676158
Data source: Temperature data for Vilamoura generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Vilamoura

In December, Vilamoura experiences a significant shift in precipitation patterns as the wet season begins to take hold. With 47 mm (1.9 in) of rainfall spread over 5 days, this month marks a notable increase from the minimal precipitation seen during the summer months. This uptick in rain is consistent with the trend observed in the preceding months, particularly in November with its 56 mm (2.2 in) of rainfall. December’s precipitation, while lower than November, reflects the persistent influence of Atlantic weather systems as the region transitions into winter. The precipitation is crucial for replenishing local water sources, setting the stage for the lush landscape that characterizes this coastal area in the following spring.

December Precipitation Trends in Vilamoura

The chart displays monthly precipitation patterns in Vilamoura, 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.
JanFebMarAprMayJunJulAugSepOctNovDec274774541642111285647
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vilamoura

In Vilamoura, Portugal, December welcomes a significant uptick in humidity, reaching 81%, which marks the highest level for the year. This month follows a gradual decline from the peak summer humidity of 69% in July and 68% in August, ultimately dipping to 67% in June. From there, levels began to rebound in the autumn months, as humidity rose steadily from 75% in October to 78% in November. The trend not only highlights December's characteristic dampness but also reflects the region's transition into winter, where a shift to a cooler, more humid climate is unmistakable. This increase serves as a reminder of the lush, vibrant landscape that thrives in Vilamoura's winter months.

December Average Humidity in Vilamoura

This chart illustrates the average monthly humidity levels in Vilamoura, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
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 Vilamoura

In Vilamoura, Portugal, December sees a return to a moderate UV Index of 3, similar to the early winter months of January and November, where the burn time is approximately 30 minutes. As the year ends, the UV exposure trend indicates a noticeable shift from the extreme levels experienced during the summer months, particularly in June, which peaked at 11. This gradual decline underscores a seasonal pattern where the sun's intensity lessens, giving residents and visitors a reprieve from the strong rays. However, even in December, it's important to remain mindful of sun exposure, especially during peak hours. For detailed information, you can check out the Vilamoura UV Index.

Maximum UV Index Levels in Vilamoura for December

The chart shows the monthly maximum UV Index (UVI) for Vilamoura 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109743
Data source: Vilamoura 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.

December Sunshine in Vilamoura

In Vilamoura, Portugal, December offers a gentle transition into winter, boasting 243 hours of sunshine. While this marks a dip from the vibrant peak of July's 427 hours, it still showcases the region's enviable climate compared to many northern locales. As the year progresses from January’s 203 hours to the sun-drenched heights of late spring and summer, a noticeable trend emerges: sunshine hours steadily increase, culminating in the longest days around midsummer. After this sunny apex, the hours gradually decline, with December embracing the festive spirit despite a slight reduction in daylight. This seasonal pattern highlights Vilamoura's appeal as a year-round destination, where the warmth of the sun lingers even in the colder months.

Monthly Sunshine Duration in Vilamoura: December Highlighted

The December sunshine duration represents the total number of hours Vilamoura experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec203h248h308h359h410h413h427h398h351h323h248h243h
Data source: Vilamoura December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Vilamoura During December

In Vilamoura, Portugal, the likelihood of sunny weather in December stands at a modest 50%, which mirrors the sunny disposition found in January. As the year progresses, it’s clear that spring and summer offer the best chances for sunshine with peaks in June (85%) and July (94%). By the time autumn rolls in, the odds remain relatively high, culminating in November’s promising 78%. Despite December's drop back to the beginning-of-year levels, it still offers a pleasant balance for those seeking a chance of sun amidst the winter chill, showcasing Vilamoura's reputation as a year-round destination for sun-seekers.

Percentage of Sunny Days in December in Vilamoura

The chart illustrates the percentage of sunny days in Vilamoura throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Vilamoura experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%29%64%47%67%85%94%89%71%59%78%50%
Data source: Vilamoura December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Vilamoura in December

In Vilamoura, Portugal, December marks the return of shorter days, as the daylight hours dwindle to 9 hours, mirroring the brief sunlit spells characteristic of January. This gradual decline from the 14 hours enjoyed in the heights of summer begins after August, reflecting the natural ebb and flow of the seasons. As the year progresses, daylight gently fades, with February seeing an encouraging 10 hours before gradually reaching its peak in May. This trend underscores the enchanting rhythm of daylight in Vilamoura, where each month presents a unique blend of sunshine that captivates residents and visitors alike. Embracing the shorter days in December sets the perfect backdrop for cozy gatherings and festive celebrations, reminding us of the warmth of togetherness even as daylight slips away.

Average Daylight Hours in Vilamoura for December

The chart illustrates the variation in daylight duration in Vilamoura throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 55m10h 49m11h 58m13h 9m14h 9m14h 39m14h 23m13h 30m12h 22m11h 11m10h 10m9h 38m
Data source: Vilamoura daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Vilamoura

As December settles over Vilamoura, the wind picks up, embracing the festive season with an average speed of 6.1 m/s (14 mph). This marks a noticeable increase from the preceding months, making December the breeziest month of the year. Unlike the gentler winds of late autumn, which hovered around 4.4 m/s to 5.1 m/s, the winter transition breathes new life into the coastal air. This invigorating gust may inspire invigorating strolls along the marina or energize golf enthusiasts at nearby courses, perfectly complementing the region's vibrant holiday spirit. While the winds may become a bit more robust during this time, they add an alluring charm to Vilamoura's picturesque landscape, inviting both locals and visitors to embrace the winter warmth with open arms.

Average December Wind Speed in Vilamoura

The chart displays monthly wind speed patterns in Vilamoura, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.65.65.14.85.45.15.55.04.44.75.16.1 m/s
Data source: Vilamoura December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Vilamoura Compares to Other Months

The weather in Vilamoura changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Vilamoura and find detailed weather information for every month.

In December, Vilamoura experiences a mild climate with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 20°C (68°F), accompanied by an average temperature of 15°C (58°F). The month sees about 47 mm (1.9 in) of precipitation over 5 days, coupled with a humidity level of 81%.

In contrast, January tends to be slightly cooler, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 18°C (65°F) and an average of 13°C (56°F). Additionally, rainfall decreases to 27 mm (1.1 in) over just 3 days, and humidity remains similar at around 80%.

For a more detailed look at January weather in this region, you can check the following link: Vilamoura weather in January.

December and February in Vilamoura exhibit similar temperature ranges, with average highs of 20°C (68°F) in both months. However, December tends to be slightly warmer overall, featuring an average minimum temperature of 9°C (48°F) compared to February's 7°C (44°F). Precipitation levels are also comparable, with December receiving 47 mm (1.9 in) and February closely trailing at 46 mm (1.8 in), both spread over five days of the month. Notably, December is more humid, with 81% compared to February's 73%. For more detailed insights on February's climate, check out Vilamoura weather in February.

In comparing the weather patterns of December and March, we see some notable similarities and differences. Both months have a minimum temperature of around 9°C (48°F) and a maximum of 20°C (68°F), but March has a slightly lower average temperature of 14°C (58°F), compared to December's 15°C (58°F). Precipitation is more frequent in March, with 74 mm (2.9 in) falling over 7 days, compared to December's 47 mm (1.9 in) over just 5 days. Additionally, March boasts lower humidity at 71%, compared to December's 81%. For more detailed insights on the weather in March, you can check Vilamoura weather in March.

December and April both feature similar average temperatures, ranging from a minimum of 9°C (48°F) to a maximum of around 20°C (68°F) in December and 21°C (70°F) in April. However, April experiences slightly more precipitation, with 54 mm (2.1 in) over 10 days compared to December's 47 mm (1.9 in) over 5 days. Additionally, humidity levels are higher in December at 81%, while April enjoys a lower humidity of 69%, making it feel more comfortable. For more details on April weather in Vilamoura, check out Vilamoura weather in April.

In December, the weather in Vilamoura is cooler, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 20°C (68°F), and an average of 15°C (58°F). This month also sees higher precipitation, averaging 47 mm (1.9 in) over about 5 days, along with elevated humidity levels at 81%. In contrast, May brings milder temperatures, with a minimum of 11°C (52°F), an average of 18°C (65°F), and a pleasant maximum of 25°C (78°F). Rainfall significantly decreases to 16 mm (0.6 in) over just 3 days, and humidity drops to a more comfortable 69%. For a more detailed overview, you can explore Vilamoura weather in May.

December and June present strikingly different weather patterns. In December, temperatures range from a cooler minimum of 9°C (48°F) to an average of 15°C (58°F), with a maximum of 20°C (68°F). The month experiences about 47 mm (1.9 in) of precipitation over five days, contributing to a high humidity of 81%. In contrast, June enjoys warmer temperatures, with a minimum of 14°C (57°F) and an average of 20°C (68°F), peaking at 30°C (86°F). Rainfall is minimal in June, totaling just 4 mm (0.1 in) across only one day, and humidity is lower at 67%. For a closer look at the pleasant weather in June, check out Vilamoura weather in June.

December and July present a stark contrast in weather conditions. In December, temperatures range from a minimum of 9°C (48°F) to a maximum of 20°C (68°F), with an average of 15°C (58°F). This month also sees higher humidity at 81% and an average precipitation of 47 mm over five days, making it relatively wet. In contrast, July boasts much warmer weather, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 30°C (86°F) and an average of 22°C (72°F). Additionally, July experiences significantly lower humidity at 69% and negligible rainfall, with only 2 mm of precipitation over zero days. For more detailed insights, check out Vilamoura weather in July.

December and August present strikingly different weather patterns. In December, temperatures range from a minimum of 9°C (48°F) to a maximum of 20°C (68°F), with an average of 15°C (58°F). This month sees around 47 mm (1.9 in) of precipitation over roughly five days, alongside relatively high humidity at 81%. In contrast, August boasts much warmer conditions, with temperatures varying from a minimum of 17°C (63°F) to a maximum of 31°C (89°F), averaging around 23°C (73°F). Notably, August experiences minimal rainfall, with just 1 mm (0.0 in) and no rainy days, as well as lower humidity at 68%. For more details, you can check Vilamoura weather in August.

December and September present distinctly different weather profiles. In December, temperatures range from a mild minimum of 9°C (48°F) to a comfortable maximum of 20°C (68°F), with an average of 15°C (58°F). This month experiences roughly 47 mm (1.9 in) of precipitation over about 5 days, characterized by higher humidity levels at 81%. In contrast, September boasts warmer conditions with temperatures ranging from a minimum of 15°C (60°F) up to a maximum of 28°C (82°F), averaging 22°C (72°F). It brings significantly less rain, with only 11 mm (0.4 in) over just 1 day and a lower humidity of 71%. For a deeper look into September's climate, visit Vilamoura weather in September.

When comparing the weather in December to that of October, we can see notable differences in temperature and conditions. December experiences cooler temperatures, with a minimum of 9°C and an average of 15°C, while October boasts a milder minimum of 11°C and an average of 20°C. Additionally, October tends to be drier, receiving only 28 mm of precipitation over 3 days compared to December's 47 mm over 5 days. Humidity is also slightly lower in October at 75%, versus December's 81%. For more details on October weather, you can check Vilamoura weather in October.

In comparing the weather conditions of December and November, we see that both months experience mild temperatures, with December having a slightly lower average temperature of 15°C (58°F) compared to November's 16°C (62°F). December sees a maximum temperature of 20°C (68°F), while November can reach up to 22°C (71°F). Precipitation levels are relatively close, with November experiencing 56 mm (2.2 in) over 7 days, and December receiving 47 mm (1.9 in) over 5 days, indicating a trend towards slightly drier conditions in December. Additionally, December has a higher humidity level at 81% compared to November's 78%. For further details on November weather, you can check Vilamoura weather in November.

Compare Vilamoura's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Vilamoura

December in Vilamoura brings a refreshing charm as temperatures cool down compared to the warmer months. With an average of 15°C (58°F), this month offers a mild climate punctuated by some rainfall, contributing to a cozy atmosphere that's ideal for strolls along the coast. Despite experiencing more precipitation with an average of 47 mm over approximately five days, the overall humidity reaches 81%, adding a touch of European winter elegance. Embrace the unique vibe December brings to Vilamoura, making it a delightful departure from the bustling summer scene. For a comprehensive overview of what to expect throughout the year, check the Vilamoura Climate.