Last updated: August 21, 2025
December in Ydra, Greece offers a mild winter retreat, with maximum temperatures reaching 21°C (69°F) and a comfortable average of 15°C (59°F). As the month progresses, minimum temperatures can dip to 8°C (47°F), creating a cool, crisp atmosphere ideal for exploration. However, visitors should prepare for the likelihood of rainfall, as precipitation averages around 61 mm (2.4 in) over approximately 10 days, contributing to a humidity level of 76%. This blend of mild temperatures and refreshing rain creates a unique charm, making December an enchanting time to experience Ydra’s serene beauty.
In December, Ydra, Greece experiences a mild transition into winter, with temperatures ranging from a minimum of 8°C (47°F) to a comfortable average of 15°C (59°F). As the month progresses, daytime highs can reach up to 21°C (69°F), offering a pleasant climate for exploration. This marks a slight dip from the warmer months, yet maintains a relatively balmy atmosphere, particularly when compared to the more chilling temperatures of January and February. As a picturesque island, Ydra’s December weather invites visitors to enjoy the serene beauty of its landscapes and cozy local cafes, providing a charming backdrop for a winter escape.
In December, Ydra, Greece experiences a notable increase in precipitation, with 61 mm (2.4 in) of rainfall recorded over 10 days. This marks the wettest month of the year, following a consistent rise in precipitation from the drier summer months. The trend reveals a shift from just 1 mm in July to heavier rains in the later months, particularly November and December, where November's 47 mm (1.9 in) sets the stage for December's peak. As temperatures continue to cool, this uptick in precipitation signifies a transition into winter, enhancing the island's lush landscapes and providing a refreshing contrast to the parched summer climate.
In December, Ydra, Greece, experiences a notable humidity level of 76%, mirroring the higher humidity typically seen in the winter months. As we transition from the milder autumn with November measuring 75%, December maintains this moist atmosphere, hinting at the island's unique climatic character. Reflecting on the year, a trend emerges where humidity peaks in the colder months, especially from January to May, before tapering off in the scorching summer months of July and August when the air is at its driest, hovering around 63%. The cycle then resumes with a gradual increase as the temperatures dip towards the end of the year, reinforcing Ydra's reputation as a picturesque destination, beautifully enveloped in a humid embrace during the winter season.
As the year winds down in Ydra, Greece, December brings a UV Index of 3, indicating a moderate exposure level with a burn time of 30 minutes. This trend mirrors the preceding months of January and November, showcasing a gradual decline from the peak UV levels experienced in the summer months. Notably, from April through August, the island sees its highest UV Index ratings, soaring to 10 during peak summer, which necessitates more vigilant sun protection. However, the fall months saw a gradual tapering, with the UV levels settling back to more manageable figures by December. As you bask in Ydra's wintry vistas, it's a reminder to enjoy the sun wisely, especially during those rare sunny days. For more information, check out the detailed Ydra UV Index.
UV Risk Categories
December in Ydra, Greece, marks the gentle transition from the sun-drenched heights of summer to the cooler embrace of winter. With 257 hours of sunlight, this month reflects a consistent decline in daylight from the peak of 422 hours in July. Interestingly, while the hours of sunshine taper off, December’s light still outshines the bleak winter months ahead, echoing a warm invitation to explore the stunning island. The gradual descent from the lush springtime brilliance of 401 hours in May serves as a reminder of Ydra's alluring charm, where even the last month of the year offers a taste of Mediterranean splendor and promises joy amidst the tranquil atmosphere.
As December rolls in, Ydra, Greece experiences a moderate likelihood of sunny weather, with chances of sunshine at 57%. This marks a slight rebound from the gloomy days of November, where the sun emerged only 43% of the time. The trend clearly showcases a seasonal transition, where the preceding months of fall are followed by an uptick in sunlit days. While December's chances of sunshine are lower compared to the sun-soaked summer months, which boast rates above 95%, it still offers a refreshing break from the heavier cloud cover typical of earlier winter months. Visitors can anticipate a blend of crisp air and bright spells, making it a charming time to explore the island's rich culture and stunning landscapes under the gentle winter sun.
In Ydra, Greece, the rhythm of daylight varies significantly throughout the year, creating a captivating seasonal tapestry. December marks the return to shorter days, with only 9 hours of daylight, mirroring the twilight of January. This reduction in daylight is part of a gradual decline that begins in late summer, as the longest days of June and July, each boasting 14 hours, gradually fade. The shift from vibrant, sunlit days in May to the softer, shorter days of winter reflects the island's transition into its tranquil off-season, highlighting the cyclical nature of time in this picturesque locale. As daylight dwindles, the charm of Ydra transforms, inviting leisurely evenings and the cozy warmth of winter's embrace.
As the year draws to a close, December in Ydra, Greece brings with it a noticeable shift in the pulses of the wind. With an average wind speed of 6.8 m/s (15 mph), December stands out as the windiest month, showing a clear uptick from the calmer summer months where winds hovered below 4.3 m/s (10 mph). Following a gradual incline from October’s 6.3 m/s (14 mph), the winds surge as winter sets in, offering a refreshing contrast to the warm breezes of earlier months. This trend of increasing wind speeds not only highlights the transition to colder weather, but also sets the stage for invigorating coastal experiences, making December a striking month for those who appreciate the dynamic rhythm of nature.
Weather in Ydra varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ydra, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather typically features a mild range of temperatures, with a minimum of 8°C (47°F), an average of 15°C (59°F), and a maximum of 21°C (69°F). The month sees about 61 mm (2.4 in) of precipitation spread over 10 days, paired with a consistent humidity level of 76%.
In contrast, January experiences slightly cooler temperatures, with a minimum of 4°C (39°F), an average of 12°C (54°F), and a maximum of 20°C (69°F). Precipitation remains close to December's levels at 56 mm (2.2 in), but occurs over fewer days—just 8 days. Despite these shifts, humidity remains steady at 76%. For more detailed insights on the weather, you can check Ydra weather in January.
December and February showcase mild but slightly different weather patterns. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 21°C (69°F), with an average of 15°C (59°F). This month sees about 61 mm (2.4 in) of precipitation over 10 days, resulting in a humidity level of 76%. In contrast, February is a bit cooler, with minimum temperatures dropping to 6°C (42°F) and maximums reaching 18°C (64°F), averaging 13°C (56°F). Precipitation in February decreases to 50 mm (2.0 in) across 7 days, and humidity remains relatively stable at 75%. For more details, you can check Ydra weather in February.
In December, temperatures in Hydra range from a minimum of 8°C (47°F) to a maximum of 21°C (69°F), with an average of 15°C (59°F). The month experiences approximately 61 mm (2.4 in) of precipitation over about 10 days, accompanied by a humidity level of 76%. In contrast, March sees slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 18°C (65°F), averaging around 14°C (57°F). Precipitation is significantly lower in March at 34 mm (1.3 in) over just 4 days, with humidity remaining relatively similar at 74%. For more details on the weather during this month, visit Ydra weather in March.
When comparing the weather of December and April, April generally trends warmer and drier. December sees temperatures ranging from a minimum of 8°C (47°F) to a maximum of 21°C (69°F), with an average of 15°C (59°F), whereas April's temperatures slightly improve, with a minimum of 10°C (51°F) and a maximum of 22°C (71°F), averaging at 16°C (61°F). Additionally, December is considerably wetter, experiencing about 61 mm (2.4 in) of precipitation over 10 days, while April only has 21 mm (0.8 in) over just 3 days. Humidity levels remain quite similar, with December at 76% and April slightly lower at 75%. For more specific details on April weather, you can check out Ydra weather in April.
In December, the weather is characterized by cooler temperatures, with a minimum of 8°C (47°F) and an average of 15°C (59°F), peaking at 21°C (69°F). This month sees higher precipitation, with a total of 61 mm (2.4 in) spread over about 10 days, contributing to a relatively humid environment at 76%. In contrast, May offers a milder climate, featuring a minimum temperature of 15°C (59°F) and an average of 20°C (67°F), reaching a maximum of 25°C (77°F). The precipitation in May is significantly lower at just 10 mm (0.4 in) over 1 day, with a humidity level of 77%, making it a drier month overall. For more detailed weather information, check out Ydra weather in May.
December weather features milder temperatures, with averages ranging from a minimum of 8°C (47°F) to a maximum of 21°C (69°F). It is generally wetter, with 61 mm (2.4 in) of precipitation occurring over about 10 days, and the humidity is relatively high at 76%. In contrast, June brings warmer temperatures, with a minimum of 18°C (65°F) and a maximum of 29°C (84°F), resulting in an average of 23°C (74°F). This month is much drier, with only 6 mm (0.2 in) of precipitation over just 1 day, and humidity slightly lower at 71%. For more details on the weather in this month, visit Ydra weather in June.
In December, the weather is much cooler, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 21°C (69°F) and an average of 15°C (59°F). This month also sees more precipitation, with about 61 mm (2.4 in) falling over approximately 10 days, contributing to a higher humidity of 76%. In contrast, July experiences warm and dry conditions, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 32°C (89°F) and an average of 26°C (80°F). Notably, July has negligible precipitation at only 1 mm (0.0 in) over 0 days and a relatively lower humidity of 68%. For more details on July weather patterns, you can visit Ydra weather in July.
December and August present a stark contrast in weather conditions. In December, temperatures range from a mild minimum of 8°C (47°F) to a comfortable maximum of 21°C (69°F), with an average of 15°C (59°F). The month sees significant precipitation, averaging 61 mm (2.4 in) over about 10 days, coupled with a higher humidity level of 76%. In contrast, August offers warmer temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a peak of 32°C (89°F). Additionally, August experiences minimal rainfall, totaling just 5 mm (0.2 in) and no precipitation days, along with lower humidity at 63%. For more detailed insights, check out Ydra weather in August.
December and September present quite contrasting weather patterns. In December, temperatures range from a cooler minimum of 8°C (47°F) to a maximum of 21°C (69°F), with an average of 15°C (59°F). This month also sees increased precipitation, totaling 61 mm (2.4 in) over about 10 days, with humidity levels higher at 76%. In contrast, September boasts warmer temperatures, with a minimum of 18°C (65°F) and a maximum reaching 30°C (86°F), averaging around 25°C (77°F). Rainfall is significantly less, only 25 mm (1.0 in) over just 2 days, coupled with lower humidity at 65%. For more detailed information, you can check out Ydra weather in September.
In comparing December and October weather, October typically enjoys warmer temperatures, with averages around 21°C (71°F) and maximums reaching 27°C (81°F). In contrast, December sees cooler temperatures, with average highs of 15°C (59°F) and maximums of 21°C (69°F). Additionally, October experiences less precipitation, receiving only 26 mm (1.0 in) over approximately 4 days, while December is notably wetter with 61 mm (2.4 in) spread over 10 days. Humidity is slightly higher in December at 76%, compared to October's 72%. For more details about conditions during October, you can refer to Ydra weather in October.
In comparing the weather of December to that of November, December tends to be cooler with average temperatures ranging from a minimum of 8°C (47°F) to a maximum of 21°C (69°F), while November experiences milder temperatures with lows of 12°C (54°F) and highs reaching 23°C (74°F). Precipitation also increases in December, accumulating to 61 mm (2.4 in) over approximately 10 days, compared to November's 47 mm (1.9 in) over 8 days. Despite December's higher precipitation levels, both months exhibit similar humidity, with December at 76% and November at 75%. For a more detailed look at the conditions in November, you can check out Ydra weather in November.
As December descends upon Ydra, the island embraces a significant shift in weather compared to the warm, sun-drenched months of summer. With average temperatures around 15°C (59°F), the crisp air invites cozy layers and leisurely strolls through charming streets. The month experiences increased precipitation, with about 61 mm over roughly 10 days, making it one of the wetter times of the year. Humidity peaks at 76%, enhancing the island’s serene, misty ambiance. While the temperatures may drop, December's beauty and tranquility offer a unique charm that sets it apart from the bustling warmth of the preceding months. To explore more about this captivating climate, visit Ydra Climate.