December Weather in Alghero, Italy

Last updated: March 24, 2025

December in Alghero, Italy presents a mild winter atmosphere, with maximum temperatures reaching a comfortable 19°C (66°F) and an average of 13°C (56°F). Visitors can expect cooler evenings with minimum temperatures dropping to around 7°C (46°F). While the month is marked by a fair share of precipitation, totaling 98 mm (3.8 in) over 14 days, the coastal charm of Alghero still shines through. Humidity levels hover around a balmy 76%, creating a refreshing environment perfect for exploring this picturesque seaside town, making it an ideal time to experience its rich culture and stunning landscapes.

December Temperature in Alghero

In Alghero, Italy, December ushers in a gentle drop in temperatures, setting the stage for a cozy winter atmosphere. The month typically sees minimums around 7°C (46°F) and averages that hover around 13°C (56°F), with highs reaching up to 19°C (66°F). This marks a subtle transition from the milder autumn temperatures of November, as the region starts to cool down. Although still relatively mild compared to many other European destinations, December's climate invites visitors to enjoy the city's charm without the bustling summer crowds. Whether you're wandering through its historic streets or savoring local cuisine, the comfortable December temperatures make Alghero a delightful winter getaway.

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

The chart illustrates December temperature patterns in Alghero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec535455596472777873676056
Data source: Temperature data for Alghero 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 Alghero

In December, Alghero experiences a notable uptick in precipitation, with 98 mm (3.8 in) of rain falling over the month, marking it as one of the wetter periods of the year. This peak is evident as the city transitions from the drier summer months, with June and July recording minimal rainfall. December shares a similar pattern with November, both showing 14 days of precipitation which contributes to the lush landscape typical of the winter season. This significant rainfall aligns with the year's overall trend, where wetter months are often accompanied by increased rainfall days, setting a cozy, rainy backdrop as the holiday season approaches.

December Precipitation Trends in Alghero

The chart displays monthly precipitation patterns in Alghero, 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.
JanFebMarAprMayJunJulAugSepOctNovDec665045385114612475412998
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Alghero

In December, Alghero experiences a humidity level of 76%, making it one of the wetter months of the year. This slight increase follows a pattern observed through the fall, where humidity levels gradually rise from 68% in September to 78% in November. Interestingly, December's humidity is just a notch higher than the preceding months, reflecting the shift from the drier summer months—highlighted by a low of 66% in August—toward the moister winter period. Overall, the trend underscores Alghero's coastal climate, where humidity typically hovers in the 70s, contributing to a brisk yet refreshing end-of-year atmosphere that resonates with both locals and visitors.

December Average Humidity in Alghero

This chart illustrates the average monthly humidity levels in Alghero, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79%72%70%74%72%70%69%66%68%75%78%76%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Alghero

In December, Alghero experiences a notable shift in its UV Index, dropping to a low level of 2. This decrease marks a significant contrast from the peak summer months, where values soared to 10 in June and July, signaling the need for only 15 minutes of sun exposure before risking sunburn. By December, visitors can bask in the sun with a comfortable 45 minutes of burn time, reflecting a more relaxed outdoor ambiance. As winter sets in, it’s a perfect time to enjoy the milder Italian sun without the worry of intense UV radiation, allowing both locals and tourists to appreciate the scenic beauty of Alghero in cooler conditions. For detailed UV Index insights throughout the year, check out Alghero UV Index.

Maximum UV Index Levels in Alghero for December

The chart shows the monthly maximum UV Index (UVI) for Alghero 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.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Alghero 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 Alghero

In the charming coastal town of Alghero, Italy, December shines with a pleasant 250 hours of sunshine, providing a gentle transition into winter. While this month features fewer sunshine hours compared to the vibrant days of summer—where July boasts a remarkable 427 hours—it still offers more light than the gloom of January, which starts the year with just 204 hours. Notably, the sun begins to fade just after the peak summer months, yet even in December, Alghero enjoys a moderate brightness that adds warmth to the chilly season. This captivating rhythm of sunshine, peaking in the warmer months and gently declining towards the year's end, showcases Alghero's allure as a festive Mediterranean destination, even when the days grow shorter.

Monthly Sunshine Duration in Alghero: December Highlighted

The December sunshine duration represents the total number of hours Alghero 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.
JanFebMarAprMayJunJulAugSepOctNovDec204h267h334h353h400h412h427h395h340h317h260h250h
Data source: Alghero December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Alghero During December

In Alghero, Italy, December sees a 47% chance of sunny weather, marking a slight uptick from the gloomier autumn months of November, which offers only a 36% chance. As the year progresses, the likelihood of sun generally increases, peaking in the summer with a 76% chance in both July and August. The transition from colder months to warmer ones reveals a clear trend: while December may not guarantee sunshine, it maintains a decent probability, hinting at the region's mild climate and offering a flicker of hope for those seeking bright days as winter sets in.

Percentage of Sunny Days in December in Alghero

The chart illustrates the percentage of sunny days in Alghero 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 Alghero experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%52%66%53%52%67%76%76%47%55%36%47%
Data source: Alghero December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Alghero in December

In Alghero, Italy, the daylight duration follows a captivating seasonal rhythm throughout the year. Starting from a modest 9 hours in both November and December, daylight begins to lengthen steadily as winter transitions to spring. By March, it reaches 11 hours, paving the way for the vibrant brightness of summer, peaking at 15 hours in June. As the warmth fades, the hours of light gradually decrease, with August still enjoying a generous 13 hours before dipping back to 11 hours by October. This cyclical dance of daylight not only marks the change in seasons but also enriches the experience of life in this charming coastal town, where each hour of sunshine invites both locals and visitors to relish the beauty of the moment.

Average Daylight Hours in Alghero for December

The chart illustrates the variation in daylight duration in Alghero throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 37m10h 39m11h 57m13h 18m14h 26m15h 1m14h 42m13h 42m12h 25m11h 4m9h 54m9h 18m
Data source: Alghero daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Alghero

As December sweeps into Alghero, Italy, the coastal town experiences a notable uptick in wind speed, averaging 5.2 m/s (approximately 12 mph). This marks the culmination of a gradual rise from the 3.2 m/s (7 mph) lows of June, making the air feel crisp and invigorating. The month witnesses a gentle transition from the quieter breezes of summer, where August and September linger at 3.6 m/s (8 mph), to a more spirited atmosphere that encourages outdoor adventures. December's winds serve as a reminder of the dynamic Mediterranean climate, suggesting that while winter settles in, the breezes carry a lively energy that is perfect for exploring the scenic beauty and rich history of this charming coastal escape.

Average December Wind Speed in Alghero

The chart displays monthly wind speed patterns in Alghero, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.54.44.03.74.03.23.63.63.43.94.75.2 m/s
Data source: Alghero December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Alghero Compares to Other Months

The weather in Alghero 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 Alghero and find detailed weather information for every month.

December and January present mild temperatures in Alghero, with January being slightly cooler. In December, average temperatures range from a minimum of 7°C (46°F) to a maximum of 19°C (66°F), while January sees a minimum of 6°C (42°F) and an average high that matches December's at 19°C (66°F). December experiences more precipitation, totaling 98 mm (3.8 in) over 14 days, compared to January, which has 66 mm (2.6 in) over just 9 days. Additionally, humidity rises in January to 79%, slightly up from December's 76%. For a more detailed overview, you can view Alghero weather in January.

In December, the weather features a mild range of temperatures, with a minimum of 7°C (46°F) and an average of 13°C (56°F), peaking at 19°C (66°F). This month experiences a higher level of precipitation, totaling 98 mm (3.8 in) over approximately 14 days, along with a humidity level of 76%. In contrast, February sees slightly cooler temperatures, with a minimum of 5°C (42°F), an average of 12°C (54°F), and a maximum of 21°C (69°F). Rainfall decreases significantly to 50 mm (2.0 in) across just 6 days and humidity drops to 72%. For more detailed information, you can check Alghero weather in February.

In December, the weather tends to be cooler and wetter, with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 19°C (66°F) and an average of 13°C (56°F). This month also sees significant rainfall, with about 98 mm (3.8 in) of precipitation over 14 days, resulting in a humidity level of 76%. In contrast, March offers slightly milder temperatures, with a minimum of 6°C (42°F), an average of 13°C (55°F), and a maximum of 21°C (70°F). The precipitation decreases to 45 mm (1.8 in) across 8 days, leading to a lower humidity of 70%. For more specific insights into weather patterns in March, you can check Alghero weather in March.

When comparing December and April weather, December tends to be cooler and wetter. The temperatures in December range from a minimum of 7°C (46°F) to a maximum of 19°C (66°F), with an average of 13°C (56°F) and significant precipitation measuring 98 mm (3.8 in) over about 14 days. In contrast, April sees slightly warmer temperatures, with a minimum of 7°C (45°F), an average of 15°C (59°F), and a maximum of 22°C (72°F). Additionally, rainfall decreases significantly in April to 38 mm (1.5 in) across just 8 days. Despite both months having similar humidity levels, April feels more pleasant with its milder temperatures and reduced rainfall. For more specific information about April weather in Alghero, you can visit Alghero weather in April.

In December, the weather is much cooler, with average temperatures ranging from a minimum of 7°C (46°F) to a maximum of 19°C (66°F), compared to the warmer temperatures in May, which see a minimum of 11°C (52°F) and can reach up to 28°C (82°F). Additionally, December experiences significantly more precipitation, with 98 mm (3.8 in) falling over 14 days, while May has only 51 mm (2.0 in) spread across just 6 days. The humidity levels are slightly higher in December at 76%, compared to 72% in May. For a more detailed look at May weather in Alghero, visit Alghero weather in May.

In December, the weather tends to be much cooler, with average temperatures ranging from a minimum of 7°C (46°F) to a maximum of 19°C (66°F). This month also experiences considerable rainfall, totaling around 98 mm (3.8 in) over approximately 14 days, contributing to a higher humidity level of 76%. In contrast, June brings warmer conditions, with temperatures ranging from a minimum of 15°C (58°F) to a peak of 32°C (89°F) and an average of 22°C (72°F). Additionally, June is typically much drier, with only 14 mm (0.6 in) of precipitation over just 2 days and lower humidity at 70%. For a detailed look at the weather in June, you can visit Alghero weather in June.

December and July present stark contrasts in weather, highlighting the seasonal shifts. In December, temperatures range from a minimum of 7°C (46°F) to a maximum of 19°C (66°F), with an average of 13°C (56°F). The month sees considerable rainfall, totaling 98 mm (3.8 in) over 14 days and maintaining a humidity level of 76%. In contrast, July enjoys much warmer temperatures with a minimum of 19°C (67°F) and a maximum of 33°C (91°F), averaging 25°C (77°F). This summer month experiences minimal rainfall, only 6 mm (0.2 in) over just 1 day, and has a lower humidity level of 69%. For more specifics about July weather, check Alghero weather in July.

When comparing the weather in December and August, a stark contrast emerges. December experiences cooler temperatures, with daily averages around 13°C (56°F) and nighttime lows dropping to 7°C (46°F), accompanied by significant rainfall of 98 mm (3.8 in) over about 14 days, leading to a higher humidity level of 76%. In contrast, August boasts a much warmer climate, featuring temperatures that range from a minimum of 19°C (67°F) to a maximum of 34°C (94°F), with an average of 26°C (79°F). This summer month sees minimal precipitation, totaling just 12 mm (0.5 in) over merely 2 days, and a lower humidity of 66%. For a deeper look into August weather, check out Alghero weather in August.

In December, the weather is significantly cooler compared to September, with average temperatures ranging from a minimum of 7°C (46°F) to a maximum of 19°C (66°F), while September boasts a more mild temperature range of 14°C (57°F) to 29°C (85°F). Precipitation also varies notably; December experiences about 98 mm (3.8 in) of rain over 14 days, while September sees only 47 mm (1.9 in) across just 4 days. Additionally, December's humidity is higher at 76%, compared to September's 68%, contributing to a more damp and chilly atmosphere. For a closer look at September's weather specifics, check out Alghero weather in September.

When comparing December and October weather, we see notable differences in temperature and precipitation patterns. December features a milder range, with minimum temperatures around 7°C (46°F) and maximums peaking at 19°C (66°F), averaging 13°C (56°F). In contrast, October offers warmer conditions, with minimums at 12°C (55°F) and maximums reaching 28°C (83°F), averaging 20°C (67°F). Additionally, December brings more rainfall, with 98 mm (3.8 in) over 14 days, compared to October's 54 mm (2.1 in) spread over just 7 days. Humidity remains similar for both months, at around 76% in December and 75% in October. For those interested in more specifics about October weather, check out Alghero weather in October.

In comparing the weather between December and November, December experiences slightly cooler temperatures with an average of 13°C (56°F), down from November's average of 16°C (61°F). While November has a higher maximum temperature of 23°C (73°F), December's peak reaches only 19°C (66°F). Both months see a similar amount of rainfall, with December totaling 98 mm (3.8 in) compared to November’s 129 mm (5.1 in), although both have precipitation on 14 days. Humidity remains relatively high in both months, with December at 76% and November slightly higher at 78%. For more detailed insights, check Alghero weather in November.

Compare Alghero's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Alghero

As December rolls in, Alghero transforms into a charming winter getaway, marked by milder temperatures and a cozy atmosphere. With average highs around 13°C and lows dipping to 7°C, the weather invites you to enjoy the city's stunning coastal views without the summer heat. This month also experiences increased rainfall, with around 14 days of precipitation, making it one of the wetter periods of the year. Humidity hangs around 76%, adding a fresh feel to the crisp air. If you're looking to explore Alghero's rich history and vibrant culture while avoiding the summer crowds, December provides a unique backdrop that reflects the beauty of this charming Sardinian town. For more insights into Alghero’s year-round weather, check out Alghero Climate.