December Weather in Spetses, Greece

Last updated: February 6, 2025

December in Spetses offers a mild retreat, with maximum temperatures reaching 20°C (68°F) and an average of 14°C (58°F), contrasting with a cooler minimum temperature of 8°C (46°F). Visitors can expect a touch of moisture, as the island experiences 55 mm (2.2 in) of rain over approximately nine days of the month, contributing to a humidity level of 76%. This combination of pleasant temperatures and occasional rainfall makes December an enchanting time to explore Spetses, where the scenic charm is enhanced by a refreshing atmosphere and fewer crowds.

December Temperature in Spetses

December in Spetses, Greece welcomes the first whispers of winter, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 20°C (68°F). As a transition month, the average temperature settles comfortably around 14°C (58°F), offering a mild respite compared to the chillier January temperatures that follow. This gradual cooling contrasts sharply with the summer's peak warmth, where highs can soar past 30°C (86°F). Visitors to Spetses during December can expect a blend of crisp air and invigorating sunshine, making it an ideal time for tranquil walks along stunning coastlines without the summer crowds. Overall, December serves as a gentle reminder of the island's climate shift while still embracing the beauty of its Mediterranean charm.

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

The chart illustrates December temperature patterns in Spetses, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec535556606774808177706458
Data source: Temperature data for Spetses 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 Spetses

December in Spetses, Greece, is characterized by a notable increase in precipitation, with 55 mm (2.2 in) of rain spread over approximately 9 days. This marks a continuation of the wetter trend observed in November, which also recorded 55 mm (2.1 in), hinting at a consistent winter pattern for the region. As the year draws to a close, the frequency of rainy days rises compared to the drier summer months, especially in July, which sees virtually no rainfall. This slight uptick in rainfall during December not only signals a change in the climate but also rejuvenates the landscape, preparing Spetses for the lushness of spring ahead. The gradual transition from the dry, warm summer to the cooler, wetter winter months demonstrates the island’s seasonal diversity, making each month a unique experience.

December Precipitation Trends in Spetses

The chart displays monthly precipitation patterns in Spetses, 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.
JanFebMarAprMayJunJulAugSepOctNovDec535535251192632285555
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Spetses

In December, Spetses, Greece experiences humidity levels that mirror the winter chill, settling at a comfortable 76%. This reflects a notable trend, as humidity begins high at 76% in January, gradually tapering off to its lowest in August at just 63%, before rising again towards the year's end. With November hovering around 75%, December wraps up the year by maintaining similar moisture levels, creating a cozy atmosphere as the island prepares for winter festivities. The consistent humidity in late autumn and early winter emphasizes Spetses' mild climate, making it a charming destination even in the cooler months.

December Average Humidity in Spetses

This chart illustrates the average monthly humidity levels in Spetses, 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.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%77%72%68%63%65%72%75%76%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Spetses

As December arrives in Spetses, Greece, the UV Index drops to a moderate level of 3, consistent with the beginning of winter. This indicates a reduction in sun exposure risk, allowing for a burn time of approximately 30 minutes for those venturing outdoors. Notably, the UV Index pattern throughout the year reveals a significant increase from the lower winter values, with the highest readings peaking at 10 during the sun-soaked summer months of June to August, emphasizing the importance of sun protection during those times. Overall, the December UV conditions contribute to a more comfortable outdoor experience, ideal for exploring this picturesque island. For more detailed forecasts and insights, visit Spetses UV Index.

Maximum UV Index Levels in Spetses for December

The chart shows the monthly maximum UV Index (UVI) for Spetses 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.
JanFebMarAprMayJunJulAugSepOctNovDec3568101010108743
Data source: Spetses 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 Spetses

In Spetses, Greece, the December sunshine offers a gentle reprieve as the year winds down, with approximately 258 hours of sunlight illuminating the island. While this marks a decline from the sun-drenched summer months, notably peaking at 422 hours in July, December still provides a warm embrace in the midst of winter. As the days shorten, a beautiful trend emerges: the gradual transition through the year reveals a vibrant dance of light, peaking in late spring and summer, yet maintaining a comforting glow even in the depths of winter. This enchanting Mediterranean island, with its varied sunshine hours, invites visitors to savor the mild December days, perfect for exploring its charming streets and basking in the soft winter sun.

Monthly Sunshine Duration in Spetses: December Highlighted

The December sunshine duration represents the total number of hours Spetses 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.
JanFebMarAprMayJunJulAugSepOctNovDec216h263h334h347h400h410h422h394h347h320h268h258h
Data source: Spetses December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Spetses During December

December in Spetses, Greece, carries a 57% chance of sunny weather, reflecting a moderate likelihood as the year winds down. Although this figure is consistent with April and October, it marks a notable drop from the vibrant sunshine experienced in the summer months, where July and August boast an impressive 96% chance of sun. The trend shows that as we transition from the blazing heat of summer into the cooler months, the likelihood of sunny days diminishes, particularly in November, which dips to 41%. Nevertheless, December maintains a reasonable chance of clear skies, inviting visitors to embrace its charming winter atmosphere amidst the mild Mediterranean climate.

Percentage of Sunny Days in December in Spetses

The chart illustrates the percentage of sunny days in Spetses 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 Spetses experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%67%61%58%75%79%96%96%79%57%41%57%
Data source: Spetses December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Spetses in December

In Spetses, Greece, the shifting daylight duration throughout the year reveals a rhythmic dance of sunlight. December, with its 9 hours of daylight, marks the return to shorter days after the sun reaches its zenith in the summer months. As the year unfolds, the hours of daylight gradually increase, peaking in May and June at 14 hours, before slowly tapering back to winter's embrace. This notable pattern highlights the seasonal transitions, where January and December share the shortest daylight spans, while the vibrant spring and summer months bask in extended radiance. The gentle ebb and flow of light throughout the year not only encapsulates the beauty of changing seasons but also enhances the charm of this idyllic island.

Average Daylight Hours in Spetses for December

The chart illustrates the variation in daylight duration in Spetses throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 54m10h 48m11h 58m13h 9m14h 10m14h 40m14h 24m13h 31m12h 22m11h 11m10h 9m9h 37m
Data source: Spetses daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Spetses

As the year draws to a close, December brings a refreshing change to Spetses, Greece, with an average wind speed of 5.5 m/s (12 mph), the highest of the year. This invigorating breeze is a noticeable shift from the calmer summer months, where winds typically linger around 3.0 to 3.8 m/s. The autumn months see a gradual increase, peaking again as December invites a burst of energy into the island's atmosphere. Interestingly, while wind speeds are generally lower during the warmest months, the transition to winter not only refreshes the air but also enhances the charm of Spetses, making it an ideal time to enjoy the island’s rugged beauty and tranquil ambiance.

Average December Wind Speed in Spetses

The chart displays monthly wind speed patterns in Spetses, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.94.74.54.03.53.03.83.74.45.34.75.5 m/s
Data source: Spetses December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Spetses Compares to Other Months

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

In December, the weather is generally milder with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 20°C (68°F), averaging around 14°C (58°F). The month experiences about 55 mm (2.2 in) of precipitation over approximately 9 days, accompanied by a humidity level of 76%. In contrast, January sees cooler temperatures, with a minimum of 3°C (38°F), an average of 12°C (53°F), and a maximum of 21°C (69°F). Precipitation decreases slightly to 53 mm (2.1 in) spread over about 8 days, while humidity remains consistent at 76%. For more detailed weather insights, visit Spetses weather in January.

December features a milder climate with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 20°C (68°F), averaging at 14°C (58°F). The month experiences approximately 55 mm (2.2 in) of precipitation over 9 days, accompanied by a relatively high humidity level of 76%. In contrast, February is slightly cooler, with temperatures dipping to a minimum of 5°C (41°F) and peaking at 18°C (64°F), averaging 13°C (55°F). The month sees similar precipitation levels of about 55 mm (2.1 in) spread over just 7 days, and humidity remains comparable at 75%. For more details on February's weather, you can check Spetses weather in February.

In December, the weather is relatively mild with average temperatures ranging from 8°C (46°F) to a maximum of 20°C (68°F). The month sees an average precipitation of 55 mm (2.2 in) over about 9 days, alongside a humidity level of 76%. In contrast, March experiences slightly cooler temperatures, with a minimum of 5°C (41°F) and an average of 13°C (56°F), peaking at 19°C (66°F). Rainfall is less frequent in March, totaling 35 mm (1.4 in) over only 4 days, and the humidity remains similar at 74%. For more detailed information, you can check this link: Spetses weather in March.

December and April present distinct yet mild weather patterns. In December, temperatures range from a minimum of 8°C (46°F) to a maximum of 20°C (68°F), with an average of 14°C (58°F). The month sees approximately 55 mm (2.2 in) of precipitation over 9 days, with a humidity level around 76%. In contrast, April experiences slightly warmer temperatures with a minimum of 9°C (49°F) and a maximum of 22°C (72°F), averaging 16°C (60°F). Precipitation is notably lower at 25 mm (1.0 in) over just 4 days, while humidity remains relatively stable at 75%. For more details, you can check Spetses weather in April.

In December, the weather is cooler with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 20°C (68°F), making for an average of 14°C (58°F). The month typically experiences around 55 mm (2.2 in) of precipitation over 9 days, coupled with a humidity level of 76%. In contrast, May sees warmer conditions, with temperatures starting at 14°C (58°F) and reaching up to 26°C (79°F), averaging around 20°C (68°F). The precipitation in May drops significantly to only 11 mm (0.4 in) over 1 day, and humidity remains relatively stable at 77%. For a closer look at the delightful weather in May, you can check out Spetses weather in May.

When comparing the weather in December and June, notable differences emerge in temperature and precipitation. In December, temperatures range from a minimum of 8°C (46°F) to a maximum of 20°C (68°F), with an average of 14°C (58°F). This month experiences about 55 mm (2.2 in) of precipitation spread across 9 days, along with a relatively high humidity level of 76%. In contrast, June boasts much warmer temperatures, with a minimum of 18°C (65°F), an average of 24°C (75°F), and a maximum of 29°C (85°F). The summer month sees significantly less rain, with only 9 mm (0.3 in) over just 2 days and a slightly lower humidity of 71%. For more details on the weather during this vibrant month, check out Spetses weather in June.

When comparing December and July weather, a stark contrast emerges. December tends to be much cooler, with average temperatures ranging from 8°C (46°F) to a maximum of 20°C (68°F), and it experiences a relatively high level of humidity at 76%. Rain is more prevalent in December, with around 55 mm (2.2 in) of precipitation over 9 days. In contrast, July boasts much warmer temperatures, with minimums of 22°C (72°F) and highs reaching up to 33°C (92°F). The month is characterized by dry conditions, receiving only 2 mm (0.1 in) of precipitation, and with an average humidity of 68%. For those interested in exploring the delightful summer weather, more details can be found here: Spetses weather in July.

In December, the weather is much cooler, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 20°C (68°F), and an average of 14°C (58°F). The month experiences more precipitation, totaling 55 mm (2.2 in) over about 9 days, along with higher humidity at 76%. In contrast, August offers significantly warmer conditions, with minimum temperatures of 23°C (73°F) and maximums reaching 34°C (93°F), while averaging 27°C (81°F). The month is quite dry, receiving only 6 mm (0.2 in) of rain across just 1 day, and humidity is notably lower at 63%. For more details, check out Spetses weather in August.

In December, temperatures range from a minimum of 8°C (46°F) to a maximum of 20°C (68°F), with an average of 14°C (58°F), creating a cooler environment compared to September’s warmer range of 18°C (64°F) to 31°C (88°F), averaging 25°C (77°F). Additionally, December experiences more precipitation, with 55 mm (2.2 in) over about nine days, while September sees significantly less at 32 mm (1.2 in) and just two rainy days. The humidity is also higher in December at 76%, compared to September's 65%. For more detailed insights on September's climate, you can check Spetses weather in September.

In comparing the weather of December and October, it becomes evident that October typically offers warmer temperatures, with averages around 21°C (70°F) compared to December's more moderate average of 14°C (58°F). October also boasts higher maximum temperatures reaching up to 27°C (81°F), while December peaks at 20°C (68°F). Additionally, October sees significantly less precipitation, with only about 28 mm (1.1 in) falling over just 3 days, in contrast to December's 55 mm (2.2 in) over 9 days. Humidity levels are relatively close, with October at 72% and December slightly higher at 76%. For a detailed look at the weather in October, you can visit Spetses weather in October.

In comparing the weather between December and November, December tends to be slightly cooler, with a minimum temperature of 8°C (46°F) and an average of 14°C (58°F), whereas November averages a milder 18°C (64°F) with a minimum of 11°C (53°F). Overall, December experiences a decrease in maximum temperatures, reaching only 20°C (68°F), compared to November's high of 24°C (75°F). Both months receive similar amounts of precipitation, around 55 mm (2.2 in in December and 2.1 in November), but December has a slightly higher number of rainy days at 9. Humidity levels are comparable, with December at 76% and November at 75%. For more details on November weather, check out Spetses weather in November.

Compare Spetses's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Spetses

As December rolls in, Spetses experiences a delightful shift in weather, offering a mild respite compared to the sultry summer months. With average temperatures reaching a comfortable 14°C (58°F), visitors can enjoy the beauty of the island wrapped in a refreshing atmosphere. While rainy days may increase, bringing an average of 55 mm of precipitation over 9 days, the humidity remains steady at 76%, contributing to the island's serene vibe. This combination creates a unique charm, inviting those who seek to escape the colder northern climates. To learn more about how Spetses’ weather compares throughout the year, check out the detailed insights on Spetses Climate.