December Weather in Rethymno, Greece

Last updated: February 6, 2025

Experience the charm of Rethymno in December, where the maximum temperature reaches a mild 19°C (66°F), and the average temperature settles around 12°C (54°F). With a minimum temperature dipping to 4°C (40°F), visitors can enjoy the crisp winter air while taking in the stunning coastal views. Rainfall is moderate this month, with 115 mm (4.5 in) of precipitation over 15 days, contributing to the region's lush landscapes. The humidity hovers at 71%, providing a refreshing, invigorating atmosphere ideal for exploration and relaxation. Embrace the unique blend of mild weather and seasonal beauty that Rethymno has to offer in December!

December Temperature in Rethymno

In December, Rethymno, Greece experiences a cozy transition into winter, with temperatures that reflect the mild Mediterranean climate. The month starts with minimum temperatures around 4°C (40°F), slightly cooler than the previous months but still far from the chill of deeper winters elsewhere. Daytime highs reach a comfortable 19°C (66°F), making it an ideal time for strolls along the picturesque waterfront or exploring the charming old town. With an average of 12°C (54°F), December offers a pleasant blend of cool crispness and sunny days, perfect for enjoying the festive atmosphere without the summer crowds. As the year winds down, fortunate visitors can revel in Rethymno's serene beauty during this tranquil month.

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

The chart illustrates December temperature patterns in Rethymno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec505153586673777773666054
Data source: Temperature data for Rethymno 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 Rethymno

In December, Rethymno experiences a notable uptick in precipitation, averaging 115 mm (4.5 in), making it one of the wettest months of the year. This increase is accompanied by 15 days of rainfall, reflecting a significant leap from the drier summer months of July and August, which see only a trace of rainfall. As the year comes to a close, the trend shows a gradual rise in precipitation, peaking in December following a relatively damp November with 90 mm. This seasonal shift not only saturates the landscape but also sets the stage for lush greenery and vibrant ecosystems in the coming months, balancing the typical Mediterranean dry periods.

December Precipitation Trends in Rethymno

The chart displays monthly precipitation patterns in Rethymno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89866732251783254591115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Rethymno

In Rethymno, Greece, December experiences a humidity level of 71%, which aligns with the trends observed throughout the colder months. As the year progresses, humidity gradually rises from 71% in January to a noticeable peak of 84% in May, reflecting the increasing warmth of the Mediterranean climate. From June onward, humidity levels begin to decline, stabilizing in the 70s by autumn, with December mirroring the humidity of January and November. This consistent moisture level in December contributes to the region's mild winter ambiance, making it a charming time to visit, despite the fleeting chill in the air.

December Average Humidity in Rethymno

This chart illustrates the average monthly humidity levels in Rethymno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec71%72%74%78%84%83%81%78%74%73%71%71%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Rethymno

In Rethymno, Greece, the December UV Index sits at a moderate level of 3, similar to the early months of the year, like January and November. This indicates a relatively safe time for outdoor activities, allowing for up to 30 minutes of sun exposure without significant risk of sunburn. As the year progresses, the UV Index typically rises dramatically, peaking in the summer months with values reaching 11 in June—characterized as extreme. The gradual transition from winter’s mild UV exposure to summer's intense levels highlights the importance of being sun-smart, particularly between April and September when the Index shows very high levels. For those planning to soak up the sun in December, it’s reassuring to note that the conditions remain manageable. For more details about UV trends throughout the year, visit Rethymno UV Index.

Maximum UV Index Levels in Rethymno for December

The chart shows the monthly maximum UV Index (UVI) for Rethymno 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: Rethymno 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 Rethymno

In Rethymno, Greece, December embraces a softer glow with approximately 262 hours of sunshine, a charming conclusion to the year. This month, while a dip from the vibrant 408 hours in June and the peak 422 hours in July, still offers a significant amount of daylight compared to the darker winter months. As the year progresses, sunshine hours tend to peak in the warm summer months, showcasing Rethymno's inviting climate, yet December's gentle light offers a cozy escape. With a steady decline from the peak summer brightness, visitors in December can enjoy pleasant days, making it an ideal time for exploring the city's rich history and stunning landscapes without the summer crowds.

Monthly Sunshine Duration in Rethymno: December Highlighted

The December sunshine duration represents the total number of hours Rethymno 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.
JanFebMarAprMayJunJulAugSepOctNovDec213h263h331h345h398h408h422h395h352h317h269h262h
Data source: Rethymno December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rethymno During December

In December, Rethymno, Greece, experiences a 40% chance of sunny weather, marking a slight uptick from the lower percentages seen in November, which sits at 29%. As the year progresses into late autumn and winter, there is a noticeable shift: while the early months of the year, like January and February, see lower probabilities of sunshine at 39% and 60%, respectively, the sunny days become increasingly bountiful as spring and summer approach, peaking in the warmer months. With December's 40% chance of sun, visitors can still anticipate some bright interludes amid the cooler temperatures, although it’s a time when the sun becomes less reliable compared to the sun-soaked days of summer. 🌞

Percentage of Sunny Days in December in Rethymno

The chart illustrates the percentage of sunny days in Rethymno 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 Rethymno experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%60%53%55%80%92%96%98%88%55%29%40%
Data source: Rethymno December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rethymno in December

In Rethymno, Greece, daylight duration experiences a noticeable ebb and flow throughout the year, with December marking the descent into shorter days. As the year winds down, the daylight lasts for only 9 hours, a stark contrast to the 14 hours enjoyed in the peak months of June and July. The gradual shift begins with March, where daylight increases to 11 hours, culminating in a vibrant spring and summer. However, as the year progresses into autumn and winter, the days slowly shorten, dipping back to 10 hours in both November and December. This rhythmic pattern not only enhances the beauty of the changing seasons but also invites locals and visitors alike to savor the unique charm that each month in Rethymno has to offer.

Average Daylight Hours in Rethymno for December

The chart illustrates the variation in daylight duration in Rethymno throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 3m10h 53m11h 58m13h 5m14h 1m14h 29m14h 14m13h 25m12h 21m11h 15m10h 17m9h 47m
Data source: Rethymno daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Rethymno

In December, Rethymno experiences a gentle shift in its breezy climate, with the average wind speed reaching 2.7 m/s (6 mph). This uptick marks a slight rebound from the milder autumn months, where wind speeds hovered around 2.1 to 2.4 m/s, creating a more tranquil atmosphere. As the year draws to a close, December's winds bring a refreshing chill, reminiscent of the spring's earlier gusts peaking at 2.9 m/s in July. Overall, the wind pattern indicates a consistent coastal breeze throughout the year, with December presenting a balanced fusion of pleasant airflow and festive charm.

Average December Wind Speed in Rethymno

The chart displays monthly wind speed patterns in Rethymno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.62.82.62.11.92.92.62.52.42.12.7 m/s
Data source: Rethymno December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Rethymno Compares to Other Months

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

December and January weather in Rethymno show notable differences in temperature and precipitation patterns. In December, temperatures range from a minimum of 4°C (40°F) to a maximum of 19°C (66°F), with an average of 12°C (54°F) and higher precipitation totaling 115 mm (4.5 in) over 15 days. In contrast, January experiences a colder minimum temperature of -2°C (29°F) but maintains a similar maximum of 21°C (70°F), with an average temperature of 10°C (50°F). Additionally, January records less precipitation at 89 mm (3.5 in) over the same number of days. Humidity levels remain consistent at 71% for both months. For a deeper look into January's weather specifics, you can check Rethymno weather in January.

December and February in Rethymno exhibit relatively mild temperatures, with both months experiencing maximums around 19°C (66°F). However, December tends to be slightly warmer on average, with temperatures ranging from a minimum of 4°C (40°F) to an average of 12°C (54°F), while February sees a minimum of 2°C (37°F) and an average of 11°C (52°F). Additionally, December is wetter, receiving 115 mm (4.5 in) of precipitation over 15 days compared to February's 86 mm (3.4 in) over 10 days. Humidity levels remain comparable, with December at 71% and February slightly higher at 72%. For more specific details about February's weather, you can check Rethymno weather in February.

In comparing December and March weather, we see some notable differences despite similar average temperatures. December typically experiences slightly warmer temperatures, with a minimum of 4°C (40°F) and a maximum of 19°C (66°F), while March has a lower minimum of 2°C (36°F) and can reach up to 22°C (71°F). Precipitation is also higher in December, with 115 mm (4.5 in) over approximately 15 days, compared to March’s 67 mm (2.6 in) over just 9 days. Furthermore, while December’s humidity sits at 71%, March is a bit more humid at 74%. For a closer look at the weather specific to March, you can refer to Rethymno weather in March.

In December, the weather is generally cooler with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 19°C (66°F) and an average of 12°C (54°F). It experiences more precipitation, with 115 mm (4.5 in) occurring over about 15 days, resulting in a humidity level of 71%. In contrast, April brings milder conditions, reaching a minimum of 6°C (43°F) and a maximum of 26°C (79°F), with an average temperature of 15°C (58°F). Precipitation is significantly reduced to 32 mm (1.3 in) over just 5 days, while humidity rises slightly to 78%. For those looking to explore the climate specifics, check Rethymno weather in April.

December weather features milder temperatures, with a minimum of around 4°C (40°F) and a maximum of 19°C (66°F), leading to an average of 12°C (54°F). This month experiences considerable precipitation, totaling 115 mm (4.5 in) over approximately 15 days, accompanied by a humidity level of 71%. In contrast, May brings warmer weather, with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 35°C (94°F) and an average of 19°C (67°F). Precipitation significantly decreases to just 25 mm (1.0 in) over about 3 days, although the humidity rises slightly to 84%. For more details, you can check Rethymno weather in May.

In December, temperatures range from a chilly minimum of 4°C (40°F) to a mild maximum of 19°C (66°F), with an average of 12°C (54°F). The month sees considerable rainfall, accumulating to 115 mm (4.5 in) over approximately 15 days, while humidity levels hover around 71%. In contrast, June boasts warmer temperatures, with nighttime lows of 13°C (56°F) and daytime highs reaching up to 31°C (89°F), averaging 23°C (73°F). Precipitation is significantly lower in June, totaling just 17 mm (0.7 in) across about 3 days, and humidity increases to 83%. This stark contrast highlights the seasonal shift from the cooler, wetter conditions of December to the warm, drier climate found in June. For more details on June's climate in Rethymno, visit Rethymno weather in June.

December and July exhibit strikingly contrasting weather patterns. In December, the temperatures range from a chilly minimum of 4°C (40°F) to a comfortable maximum of 19°C (66°F), with an average temperature of 12°C (54°F). This month is quite wet as well, featuring 115 mm (4.5 in) of precipitation over 15 days and a relative humidity of 71%. In stark contrast, July offers a much warmer climate, with temperatures soaring from a minimum of 18°C (65°F) to a scorching maximum of 34°C (94°F) and an average of 25°C (78°F). Additionally, July sees significantly less rainfall, with only 8 mm (0.3 in) over just 1 day, and a higher humidity level of 81%. For more detailed information, check out Rethymno weather in July.

December and August present stark contrasts in weather patterns. December experiences cooler temperatures, with a minimum of 4°C (40°F) and an average of 12°C (54°F), peaking at 19°C (66°F). This month also sees significant precipitation, totaling 115 mm (4.5 in) over about 15 days, with a humidity level of 71%. In contrast, August is much warmer, with minimum temperatures around 20°C (68°F) and averaging 25°C (78°F), reaching up to 34°C (93°F). Rainfall is scarce in August, with only 3 mm (0.1 in) of precipitation occurring on just 1 day, while humidity rises to 78%. For more information on the warm and dry climate of Rethymno during August, you can refer to Rethymno weather in August.

When comparing the weather in December to that of September, it's evident that September is markedly warmer and sunnier. In September, temperatures range from a minimum of 16°C (61°F) to a maximum of 31°C (88°F), averaging around 23°C (74°F). In contrast, December experiences cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 19°C (66°F), averaging only 12°C (54°F). Additionally, September sees significantly less precipitation, with only 25 mm (1.0 in) over just 3 days, while December has 115 mm (4.5 in) of rainfall spread over 15 days. Despite the similarities in humidity levels, with December at 71% and September slightly higher at 74%, the overall climate in September is more conducive to outdoor activities. For more details on September weather in Rethymno, you can visit Rethymno weather in September.

In comparing the weather of December and October, December tends to be much cooler, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 19°C (66°F), while October enjoys warmer conditions, with temperatures ranging from a low of 11°C (53°F) to a high of 31°C (89°F). Precipitation is also more frequent in December, totaling 115 mm (4.5 in) over 15 days, compared to October's 45 mm (1.8 in) across just 8 days. Additionally, both months have relatively high humidity, with December at 71% and October slightly higher at 73%. For more detailed insights on October weather specifics, visit Rethymno weather in October.

In comparing the weather of December and November, we see a notable drop in temperatures and an increase in precipitation. December's minimum temperature starts at 4°C (40°F) and averages around 12°C (54°F), while November is milder, with minimums of 8°C (47°F) and an average of 16°C (61°F). Additionally, December experiences more rainfall, totaling 115 mm (4.5 in) over 15 days, compared to November's 90 mm (3.6 in) over 12 days. Humidity remains consistent at 71% for both months, but overall, December tends to be wetter and colder than its predecessor. For more insights on the November climate, you can check Rethymno weather in November.

Compare Rethymno's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Rethymno

December in Rethymno marks a distinct shift from the more temperate months of autumn and summer. With cooler temperatures and higher humidity levels, this time of year brings an invigorating chill to the coastal town. While maximum temperatures reach a mild 19°C, the average daily highs give way to chilly nights that dip down to a brisk 4°C. Additionally, December witnesses significant rainfall, with about 15 days of precipitation contributing to the month’s total of 115 mm. This unique blend of cool weather and increased moisture makes December a refreshing contrast to Rethymno's typically sunny and warm climate. For more insights on how the weather unfolds throughout the year, visit Rethymno Climate.