December Weather in Skiathos, Greece

Last updated: February 6, 2025

Skiathos in December offers a mild Mediterranean climate that invites exploration, with maximum temperatures reaching up to 19°C (67°F) and an average of 13°C (56°F). While the minimum temperatures can drop to 7°C (45°F), the island experiences a fair amount of precipitation, totaling 117 mm (4.6 in) over approximately 11 rainy days. The air is often humid, averaging 81%, making it a cozy month for holidaymakers seeking a quieter escape. Whether you’re wandering through charming streets or enjoying the serene beaches, December presents a unique blend of natural beauty and tranquility on this enchanting island.

December Temperature in Skiathos

In Skiathos, Greece, December brings a mild chill as temperatures begin to shift towards the colder months. With minimums around 7°C (45°F) and averages settling at 13°C (56°F), the island presents a refreshing contrast to the summer heat. The maximum temperatures reach a comfortable 19°C (67°F), allowing for pleasant daytime explorations. This trend marks a gradual decline from the autumn warmth, with the island transitioning from the vibrant fall colors to a quieter, serene winter atmosphere. As December unfolds, visitors can enjoy the charm of Skiathos while experiencing a more subdued, yet inviting climate.

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

The chart illustrates December temperature patterns in Skiathos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec515354586573787975676156
Data source: Temperature data for Skiathos 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 Skiathos

December in Skiathos, Greece, marks a notable return to wetter weather, with precipitation levels averaging 117 mm (4.6 in) over approximately 11 days of rain. This amount mirrors the precipitation seen in January, signaling a consistent trend in the island's winter climate. The advent of cooler months brings higher rainfall, contrasting sharply with the dry summer season where precipitation drops to as low as 22 mm (0.9 in) in June. As December unfolds, travelers can expect the lush landscapes to flourish, revitalized by the abundant rain, setting the stage for a picturesque winter getaway amidst the tranquil beauty of the island.

December Precipitation Trends in Skiathos

The chart displays monthly precipitation patterns in Skiathos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec11795826231225826628380117
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Skiathos

In December, Skiathos, Greece, experiences a slight increase in humidity, with levels reaching 81%. This marks a gradual rise from the drier months of summer, where July and August dip to their lowest humidity of 57% and 51%, respectively. As the year progresses, humidity fluctuates—peaking in the winter months, particularly January at 82%, and tapering towards the spring with a modest 70% in April. Notably, the transition from fall to winter showcases a significant uptick, as November's 79% sets the stage for December's cozy, albeit slightly damp, ambiance. Overall, while Skiathos enjoys its sun-drenched summers, December brings a refreshing shift back to moderate humidity, complementing the island's serene winter charm.

December Average Humidity in Skiathos

This chart illustrates the average monthly humidity levels in Skiathos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec82%78%76%70%71%61%57%51%58%73%79%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Skiathos

In December, Skiathos, Greece experiences a UV Index of 3, falling into the moderate exposure category, which indicates a burn time of 30 minutes for unprotected skin. This marks a gentle drop from the higher levels seen during the summer months, where the UV Index peaked at 10 in July and August with a burn time of just 15 minutes. As the year winds down, the UV Index trends back towards lower values, similar to those seen in January and February, which also recorded a UV Index of 3 and 4, respectively. This seasonal fluctuation highlights the importance of sun protection as temperatures remain pleasant while UV exposure gradually decreases. For more detailed information about the UV Index in Skiathos, check out Skiathos UV Index.

Maximum UV Index Levels in Skiathos for December

The chart shows the monthly maximum UV Index (UVI) for Skiathos 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.
JanFebMarAprMayJunJulAugSepOctNovDec346891010108643
Data source: Skiathos 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 Skiathos

In Skiathos, Greece, December brings a delightful touch of sunshine, showcasing an impressive 234 hours of daylight. While this marks a gentle decline from the sun-soaked days of summer, where June and July bask in over 400 hours of brilliant sunshine, it still shines brightly in comparison to the year's earlier months. This gradual shift reflects the island's warm autumnal glow, as November offers 252 hours and October wraps up the fall with a solid 306 hours. As the year closes, December's sunlight invites visitors to enjoy the mild weather and stunning coastal views, making it a perfect time for those looking to escape the winter chill elsewhere. With its unique blend of sunshine and serene vistas, Skiathos in December proves to be a charming retreat.

Monthly Sunshine Duration in Skiathos: December Highlighted

The December sunshine duration represents the total number of hours Skiathos 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.
JanFebMarAprMayJunJulAugSepOctNovDec187h240h321h343h402h409h426h397h346h306h252h234h
Data source: Skiathos December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Skiathos During December

When considering the likelihood of sunny weather in December in Skiathos, Greece, it becomes evident that the month offers a moderate 47% chance of sunshine. This figure reflects a slight dip compared to the more abundant sunshine prevalent in the summer months, where July and August boast an impressive 90% chance. However, December's probability is notably higher than the gloomy prospects of 34% in November and aligns with the somewhat variable conditions of early spring, as seen in March’s 50%. Overall, December strikes a balance between brighter days and the arrival of winter, making it a potentially pleasant period for visitors seeking milder weather amid picturesque surroundings.

Percentage of Sunny Days in December in Skiathos

The chart illustrates the percentage of sunny days in Skiathos 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 Skiathos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%56%50%52%67%71%90%90%64%41%34%47%
Data source: Skiathos December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Skiathos in December

In Skiathos, Greece, December marks the beginning of winter with daylight lasting approximately 9 hours each day. As the year winds down, this reflects a gradual decline from the long, sun-drenched days of summer when daylight peaked at 14 hours in June, July, and August. Following this peak, the transition into autumn brings shorter days, with daylight diminishing to 12 hours in September and further decreasing to 10 hours in both October and November. This seasonal trend highlights a rhythmic pattern, as daylight inches its way down to its annual low in December before the sun begins its comeback in January, ushering in a fresh year filled with increasing light.

Average Daylight Hours in Skiathos for December

The chart illustrates the variation in daylight duration in Skiathos throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 45m10h 43m11h 57m13h 14m14h 19m14h 51m14h 34m13h 37m12h 24m11h 7m10h 1m9h 27m
Data source: Skiathos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Skiathos

As December sets in, Skiathos greets winter with a notable uptick in wind speed, averaging 7.4 m/s (17 mph), marking it as one of the windiest months of the year. This brisk gusting contrasts sharply with the calmer days of summer, where wind speeds dipped to around 3.1 m/s (7 mph) in June. A gradual increase in winds can be observed as autumn unfolds; from 4.1 m/s (9 mph) in May to 6.6 m/s (15 mph) in October, leading into December's sharper breezes. This seasonal shift not only invigorates the island’s landscape but also signals a burgeoning energy in the air, drawing the attention of both locals and visitors alike, as the island transforms under the influence of the invigorating winter winds.

Average December Wind Speed in Skiathos

The chart displays monthly wind speed patterns in Skiathos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.05.85.84.64.13.13.53.95.46.65.47.4 m/s
Data source: Skiathos December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Skiathos Compares to Other Months

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

In December, temperatures in Skiathos typically range from a minimum of 7°C (45°F) to a maximum of 19°C (67°F), with an average temperature of 13°C (56°F). The month experiences a fair amount of precipitation, totaling 117 mm (4.6 in) over approximately 11 days and maintaining a humidity level of 81%. In contrast, January sees a notable drop in minimum temperatures, averaging around 1°C (33°F), while the average high is slightly cooler at 18°C (64°F), resulting in an overall average of 11°C (52°F). January's precipitation remains consistent at 117 mm (4.6 in) but lasts over an additional day, with humidity peaking at 82%. This highlights a shift towards cooler temperatures and increased wet weather as the year begins. For more detailed information, you can check Skiathos weather in January.

December and February showcase a mild winter climate, with December generally experiencing slightly warmer temperatures. December's average temperature reaches 13°C (56°F), compared to February's average of 12°C (54°F), and while both months have similar maximum temperatures, December has a higher minimum temperature of 7°C (45°F) versus February's 4°C (39°F). Precipitation is also more pronounced in December, with 117 mm (4.6 in) over 11 days, compared to February's 95 mm (3.7 in) on 10 days. Humidity levels are slightly higher in December at 81%, making it feel a bit more damp than February, which has a humidity of 78%. For more detailed insights, you can check Skiathos weather in February.

In December, the weather is characterized by slightly milder temperatures, with a minimum of 7°C (45°F) and an average of 13°C (56°F), while March sees cooler lows of 3°C (37°F) despite an average temperature of 12°C (55°F). Both months experience a maximum temperature of 19°C (67°F), but December tends to be rainier, with 117 mm (4.6 in) of precipitation over 11 days compared to March's 82 mm (3.2 in) over 9 days. Humidity levels are also higher in December at 81%, compared to 76% in March. For more specifics about the weather during this month, you can visit Skiathos weather in March.

When comparing the weather in December and April, notable differences emerge. December typically sees temperatures ranging from a minimum of 7°C (45°F) to a maximum of 19°C (67°F), with an average of 13°C (56°F). This month is also characterized by higher precipitation, averaging 117 mm (4.6 in) over 11 days and increased humidity at 81%. In contrast, April offers a slightly warmer climate with temperatures ranging from a minimum of 7°C (46°F) to a maximum of 21°C (69°F) and an average of 14°C (58°F). Precipitation decreases significantly to 62 mm (2.4 in) over just 6 days, accompanied by lower humidity levels at 70%. For more details, see Skiathos weather in April.

December and May exhibit notably different weather patterns. In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 19°C (67°F), with an average of 13°C (56°F). This month also experiences higher precipitation levels, totaling 117 mm (4.6 in) over approximately 11 days, contributing to a humidity level of 81%. In contrast, May boasts warmer temperatures with a minimum of 13°C (56°F), an average of 18°C (65°F), and a maximum of 25°C (77°F). Precipitation in May is significantly lower at 31 mm (1.2 in) over just 4 days, resulting in a more comfortable humidity of 71%. For more details on the weather during this time, check out Skiathos weather in May.

December and June present strikingly different weather conditions. In December, temperatures range from a chilly minimum of 7°C (45°F) to a mild average of 13°C (56°F), with a maximum reaching up to 19°C (67°F). This month also experiences significant precipitation, totaling 117 mm (4.6 in) over approximately 11 days, accompanied by high humidity levels at 81%. In contrast, June brings about a warmer climate, with minimum temperatures of 15°C (60°F) and an average of 23°C (73°F), peaking at a comfortable 29°C (85°F). Rainfall is considerably lower, with only 22 mm (0.9 in) over just 2 days, and humidity drops to 61%. For those interested in more details, you can check out the Skiathos weather in June.

December and July present stark contrasts in weather conditions. December's temperatures range from a minimum of 7°C (45°F) to a maximum of 19°C (67°F), with an average of 13°C (56°F) and high humidity levels at 81%. This month also experiences significant rainfall, with around 117 mm (4.6 in) over approximately 11 days, creating a cool and wet atmosphere. In contrast, July boasts much warmer weather, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (89°F), and an average temperature of 25°C (78°F). The humidity is notably lower at 57%, and rainfall is minimal, with only 58 mm (2.3 in) over just 2 days. For more details on the warm July conditions, you can check Skiathos weather in July.

When comparing the weather in December and August, a stark contrast emerges. December presents a cooler climate, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 19°C (67°F), accompanied by higher humidity at 81%. It also experiences considerable precipitation, totaling 117 mm (4.6 in) over approximately 11 days. In contrast, August boasts much warmer conditions, with temperatures varying from a minimum of 21°C (71°F) to a peak of 33°C (91°F) while maintaining a lower humidity level of 51%. The month is generally drier, with only 26 mm (1.0 in) of rain expected across just 2 days. For more details on the warm summer climate, visit Skiathos weather in August.

September weather is characteristically warmer and drier compared to December. In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 29°C (84°F), with an average of 24°C (75°F). The month sees less precipitation, recorded at 62 mm (2.5 in) over just 4 days, and the humidity is lower at 58%. In contrast, December brings cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 19°C (67°F), averaging 13°C (56°F). Precipitation increases significantly to 117 mm (4.6 in) across 11 days, accompanied by a higher humidity level of 81%. For a more detailed look at September conditions, you can visit Skiathos weather in September.

December weather is generally cooler and wetter compared to October. While October enjoys milder temperatures with an average of 20°C (68°F) and maximums reaching 26°C (79°F), December sees lower averages around 13°C (56°F) and maximums of only 19°C (67°F). Additionally, December experiences more precipitation, totaling 117 mm (4.6 in) over 11 days, in contrast to October's 83 mm (3.3 in) across just 8 days. The humidity also rises in December to 81%, compared to October's 73%, contributing to a distinctly cooler and damp atmosphere. For a more detailed look at the weather patterns, you can check Skiathos weather in October.

In comparing the weather between November and December, we see a noticeable shift in temperatures and precipitation levels. December experiences slightly cooler temperatures, with minimums around 7°C (45°F) compared to November's 9°C (49°F), and average highs dropping from 22°C (73°F) in November to 19°C (67°F) in December. Additionally, December brings more rainfall, totaling 117 mm (4.6 in) over 11 days, which is significantly higher than November's 80 mm (3.1 in) for the same number of days. Despite this increase in precipitation, humidity remains fairly stable, with December at 81% and November at 79%. For more details on November conditions, you can check the link: Skiathos weather in November.

Compare Skiathos's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Skiathos

In December, Skiathos experiences a noticeable shift from the warmer months, with milder daytime temperatures and cooler evenings that invite cozy layers. The island sees an increase in precipitation, contributing to a lush landscape, though it isn’t enough to deter the adventurous spirit of visitors. With an average humidity of 81%, the air feels crisp yet refreshing, making it a unique time for those seeking a quieter getaway. For a comprehensive look at weather throughout the year, visit Skiathos Climate.