December Weather in Dion, Greece

Last updated: August 21, 2025

December in Dion, Greece showcases a moderate winter climate characterized by a maximum temperature reaching 16°C (62°F) and a chilly average of 8°C (47°F), with lows dipping to -1°C (31°F). This month experiences considerable precipitation, with a total of 115 mm (4.5 in) across approximately 11 days, creating a lush and vibrant landscape. The humidity level remains high at 89%, enhancing the crispness of the air. Visitors can expect a mix of cool, damp days perfect for exploring the historical wonders of Dion, making December an ideal time for those who appreciate a quieter, more reflective travel experience.

December Temperature in Dion

In Dion, Greece, December ushers in a noticeable chill, with temperatures generally settling between a minimum of -1°C (31°F) and a maximum of 16°C (62°F). The average temperature hovers around 8°C (47°F), marking a shift from the previous milder months. As winter approaches, the crisp air invites visitors to embrace the season's beauty, transforming the landscape with a serene atmosphere. Compared to November's slightly warmer temperatures, December's cooler climate signals a transition, making it the perfect time for cozy retreats and exploring the rich historical surroundings draped in winter's subtle magic.

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

The chart illustrates December temperature patterns in Dion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dion, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec414649556471767771615446
Data source: Temperature data for Dion 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 Dion

In December, Dion, Greece experiences a notable increase in precipitation, with 115 mm (4.5 in) over approximately 11 days. This marks a contrast to the drier months of summer and early autumn, reflecting the onset of winter rains. Notably, December's precipitation peaks compared to the preceding months, particularly following November's significant 187 mm (7.3 in), indicating a distinct trend towards wetter conditions as the year draws to a close. The combination of consistent rainfall and cooler temperatures creates a vibrant and lush landscape, perfect for appreciating Dion's natural beauty during the winter season.

December Precipitation Trends in Dion

The chart displays monthly precipitation patterns in Dion, 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. In Dion, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec908810677739280423893187115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Dion

In Dion, Greece, December ushers in a return to high humidity levels, mirroring January's 89%. Throughout the year, humidity gradually declines from a peak in the colder months, with February and March showing a slight decrease to 84% and 81%, respectively. As spring approaches, levels drop further, reaching a comfortable 72% in April and May, before plummeting to a refreshing low of 43% in the summer months of July and August. However, as autumn descends, humidity levels rebound significantly, with November reflecting the wetness of the winter months at 87%. Thus, December encapsulates the seasonal shift, highlighting a cyclical trend in humidity that paints a vivid picture of the region's climate.

December Average Humidity in Dion

This chart illustrates the average monthly humidity levels in Dion, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Dion is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%84%81%72%72%57%50%43%56%74%87%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Dion

As we dive into December, Dion, Greece experiences a notable decrease in UV Index levels, reflecting the seasonal shift. With an index of 2, categorized as low, residents and visitors can enjoy longer outdoor exposure—up to 45 minutes—without significant risk of sunburn. This contrasts sharply with the summer months, where the UV Index peaks at 10, demanding more caution and protection during the sunniest days. The trend throughout the year shows a gradual increase from the winter months, peaking in the height of summer, before tapering back down in the fall and early winter. For those planning to soak up some winter rays, December offers a safer and gentler sun experience. For more detailed information, visit Dion UV Index.

Maximum UV Index Levels in Dion for December

The chart shows the monthly maximum UV Index (UVI) for Dion 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. In December, the maximum UV index in Dion typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Dion 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 Dion

In December, Dion, Greece, enjoys a charming 232 hours of sunshine, contributing to its delightful winter appeal. As the year draws to a close, the sun shines less than in the peak summer months, which bathe the region in an impressive 424 hours of radiant light in July. However, December's daylight hours still reflect a favorable trend, with sunshine levels remaining higher than those in the months of January and November. As the calendar shifts from the vibrant 397 hours of sunshine in May to the cooler winter, Dion continues to bask in a warm glow, inviting visitors to embrace the scenic beauty and peaceful ambiance that accompanies the shorter days of winter.

Monthly Sunshine Duration in Dion: December Highlighted

The December sunshine duration represents the total number of hours Dion 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.
JanFebMarAprMayJunJulAugSepOctNovDec189h230h312h337h397h400h424h395h346h296h238h232h
Data source: Dion December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dion During December

In December, Dion, Greece, offers a moderate 48% chance of sunny weather, slightly above the often overcast months of November and October, which see only 31% and 40% sunshine, respectively. While December is not as bright as the peak summer months—where clear skies are nearly guaranteed with chances soaring to 80% and 81% in July and August—it does present a fair opportunity for sun amidst the chill of winter. This transitional month hints at the shifting patterns of the year, highlighting a gradual increase in sunny days as the season approaches spring, suggesting that while December may be grey at times, there's still a decent likelihood for a pleasant sunny day to enjoy the scenic beauty of Dion.

Percentage of Sunny Days in December in Dion

The chart illustrates the percentage of sunny days in Dion 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 Dion experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec40%58%50%51%57%65%80%81%54%40%31%48%
Data source: Dion December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dion in December

In Dion, Greece, December marks the end of the year with a return to 9 hours of daylight, mirroring January's brevity. As one reflects on the calendar year, a clear trend emerges: daylight gradually increases from the winter months of 9 hours in January and November to a peak of 14 hours during the summer months of June and July. The progression through the seasons showcases the gradual elongation of days in spring and early summer, culminating in longer, sunny days perfect for exploration. As autumn fades, daylight gently recedes, reminding residents and visitors alike of the cyclical nature of time in this beautiful locale.

Average Daylight Hours in Dion for December

The chart illustrates the variation in daylight duration in Dion throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 39m10h 40m11h 57m13h 17m14h 24m14h 58m14h 40m13h 41m12h 24m11h 5m9h 56m9h 20m
Data source: Dion daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Dion

As December rolls in, Dion, Greece, experiences a refreshing surge in wind speed, averaging 3.1 m/s (7 mph)—the same pace that kicks off the year in January. This notable increase contrasts sharply with the softer breezes of the summer months, where wind speeds hover around 2.2 to 2.4 m/s (5 mph) from June to September. Through the fall, speeds gradually dip, but December's revitalizing gusts signal a shift, reinvigorating the landscape and inviting locals and visitors alike to embrace the crisp winter air. This seasonal transition hints at nature's rhythm, where the winds whisper both nostalgia for the fading year and anticipation for the adventures that lie ahead.

Average December Wind Speed in Dion

The chart displays monthly wind speed patterns in Dion, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.52.72.52.52.22.42.42.42.52.33.1 m/s
Data source: Dion December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Dion Compares to Other Months

Weather in Dion varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Dion, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, the weather typically showcases milder temperatures with a minimum of -1°C (31°F) and an average of 8°C (47°F), reaching a maximum of 16°C (62°F). This month also experiences higher precipitation levels, averaging 115 mm (4.5 in) over 11 days. In contrast, January sees a notable drop in minimum temperatures, plummeting to -11°C (12°F), while the average dips to 5°C (42°F), though the maximum remains stable at 16°C (62°F). January also features reduced precipitation, totaling 90 mm (3.5 in) over the same number of days. Despite the differences in temperature and precipitation, humidity levels remain consistent at 89% in both months. For more detailed information, check out Dion weather in January.

In December, temperatures range from a minimum of -1°C (31°F) to a maximum of 16°C (62°F), with an average temperature of 8°C (47°F). The month experiences significant precipitation, totaling 115 mm (4.5 in) over 11 days, and a high humidity of 89%. In contrast, February presents slightly colder conditions, with a minimum temperature of -6°C (21°F) and a maximum of 17°C (63°F), while the average remains similar at 8°C (46°F). February sees a decrease in total precipitation, with 88 mm (3.5 in) recorded over 12 days, and the humidity is slightly lower at 84%. For more details about February weather, you can visit Dion weather in February.

December and March present distinct weather characteristics, with December generally being colder and wetter. In December, temperatures range from a minimum of -1°C (31°F) to a maximum of 16°C (62°F), with an average temperature of 8°C (47°F). The month is quite rainy, experiencing around 115 mm (4.5 in) of precipitation over 11 days and maintaining a high humidity level of 89%. In contrast, March sees slightly cooler minimum temperatures, dipping to -3°C (28°F), yet it boasts a higher maximum temperature of 19°C (66°F) and a comparable average of 9°C (49°F). Precipitation in March is slightly lower, at 106 mm (4.2 in), occurring over 12 days, with humidity around 81%. For a more detailed overview, you can refer to Dion weather in March.

In December, the weather tends to be significantly colder, with average temperatures ranging from a minimum of -1°C (31°F) to a maximum of 16°C (62°F). The month is characterized by high humidity at 89% and considerable precipitation, totaling 115 mm (4.5 in) over about 11 days. In contrast, April brings a noticeable warmth, featuring average temperatures between 2°C (36°F) and 24°C (75°F), alongside lower humidity at 72%. Precipitation in April is also reduced, with a total of 77 mm (3.0 in) over the same number of days. For more specifics on the weather in Dion during April, check out this link: Dion weather in April.

December weather is characterized by cooler temperatures, with averages ranging from a chilly min of -1°C (31°F) to a mild max of 16°C (62°F). The month sees significant precipitation at 115 mm (4.5 in) over 11 days, coupled with high humidity levels of 89%, creating a damp and often gray atmosphere. In contrast, May presents a much more inviting climate, with temperatures ranging from a pleasant min of 10°C (49°F) to a warm max of 28°C (82°F). Precipitation decreases to 73 mm (2.9 in) over 12 days, and humidity drops to 72%, resulting in a much drier and brighter environment. For more information on the weather in May, you can visit Dion weather in May.

In December, the weather is considerably cooler, with temperatures ranging from a chilly -1°C (31°F) at night to a mild 16°C (62°F) during the day. The month experiences significant precipitation of 115 mm (4.5 in) over about 11 days, accompanied by high humidity levels of 89%. In contrast, June brings much warmer conditions, with temperatures varying from a minimum of 12°C (55°F) to a maximum of 32°C (91°F) and an average of 22°C (71°F). Although June has slightly less precipitation at 92 mm (3.6 in) spread over 15 days, the humidity drops to a more comfortable 57%. For more details about the weather in Dion during June, you can check the link here: Dion weather in June.

December weather is characterized by cooler temperatures, with an average of 8°C (47°F) and maximums reaching only 16°C (62°F). The month is also quite wet, receiving about 115 mm (4.5 in) of precipitation over 11 days, accompanied by high humidity at 89%. In contrast, July offers a much warmer climate, with an average temperature of 24°C (76°F) and highs soaring up to 32°C (90°F). It experiences less rainfall, with 80 mm (3.1 in) over just 9 days, and significantly lower humidity at 50%. For more detailed weather information, you can visit Dion weather in July.

In December, the weather in Dion is characterized by cooler temperatures, with averages of around 8°C (47°F) and a maximum reaching only 16°C (62°F). The month experiences significant precipitation, totaling 115 mm (4.5 in) over approximately 11 days, contributing to a high humidity level of 89%. In contrast, August brings much warmer conditions, with temperatures ranging from a minimum of 17°C (64°F) to an average of 25°C (77°F) and soaring to a maximum of 34°C (94°F). This month sees considerably less rainfall, at just 42 mm (1.6 in) spread over 7 days, and a much lower humidity of 43%. For more detailed insights about August weather, visit Dion weather in August.

December and September present starkly contrasting weather conditions. In December, temperatures range from a chilly minimum of -1°C (31°F) to a maximum of 16°C (62°F), with an average of 8°C (47°F). The month is characterized by high humidity at 89% and significant precipitation of 115 mm (4.5 in) over approximately 11 days.

In contrast, September enjoys a much warmer climate with temperatures ranging from a minimum of 11°C (51°F) to a pleasant maximum of 29°C (85°F), averaging around 21°C (71°F). The humidity is much lower at 56%, and precipitation is minimal at 38 mm (1.5 in) over just 6 days. For more detailed information about weather in September, you can visit Dion weather in September.

The weather in December is notably cooler than in October, with December temperatures ranging from a minimum of -1°C (31°F) to a maximum of 16°C (62°F), while October enjoys milder temperatures from 8°C (46°F) to 25°C (78°F). Additionally, December experiences higher precipitation, averaging 115 mm (4.5 in) over 11 days, compared to October's 93 mm (3.6 in) over 10 days. The humidity in December is also significantly higher at 89%, in contrast to October's 74%, resulting in a more damp and chilly atmosphere. For more details on October weather in Dion, you can check Dion weather in October.

The weather in December tends to be cooler compared to November, with December's temperatures ranging from a minimum of -1°C (31°F) to a maximum of 16°C (62°F), while November experiences milder temperatures from a minimum of 3°C (37°F) to a maximum of 20°C (69°F). Additionally, December sees a decrease in overall precipitation at 115 mm (4.5 in) over 11 days, compared to November's higher total of 187 mm (7.3 in) across 14 days. Humidity levels are slightly higher in December at 89%, compared to 87% in November, which contributes to a more brisk overall feel as the year comes to a close. For more detailed information on November weather, you can visit Dion weather in November.

Compare Dion's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Dion

As December unfolds in Dion, the weather takes on a distinct character that sets it apart from the milder months of autumn. With temperatures dipping to an average of 8°C (47°F) and occasional highs reaching 16°C (62°F), the chillier air makes room for a cozy atmosphere. This month also sees an increase in precipitation, averaging 115 mm (4.5 in) over about 11 days, contributing to the lush landscape that contrasts sharply with the aridity often felt in the summer months. The high humidity level of 89% adds to the overall dampness in the air, creating a unique winter charm. To learn more about how these weather patterns shape life in the area, check out Dion Climate.