December Weather in Fira, Greece

Last updated: February 6, 2025

Fira in December offers a mild Mediterranean climate, characterized by an average temperature of 15°C (60°F), with daily highs reaching 20°C (68°F) and lows dipping to 10°C (50°F). Visitors can expect a total precipitation of 72 mm (2.8 in) over 12 days, contributing to a humidity level of 78% that enhances the region's lush landscapes. Despite the occasional rain, the pleasant temperatures create an inviting atmosphere for exploring the stunning sights and rich culture of this beautiful island.

December Temperature in Fira

In December, Fira, Greece, experiences a milder shift as temperatures begin to settle into the cooler winter months. The average temperature hovers around 15°C (60°F), with daytime highs reaching up to 20°C (68°F), making it a pleasant time to explore the island without the summer crowds. Nights, however, can dip to a comfortable 10°C (50°F), inviting cozy evenings in local cafes or at home. This monthly transition reflects a gradual decline from the previous months, yet December still boasts a climate that balances coolness with warmth, perfect for both leisure and sightseeing. Embrace the enchanting winter atmosphere in this beautiful Aegean paradise.

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

The chart illustrates December temperature patterns in Fira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec565758616673777775706560
Data source: Temperature data for Fira generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Fira

In December, Fira experiences a notable uptick in precipitation, recording approximately 72 mm (2.8 in) over 12 rainy days, making it one of the wetter months of the year. This marks a significant increase compared to the preceding months, especially following the drier summer, when rainfall was virtually non-existent. The rainfall begins to rise in the cooler months, with November also experiencing substantial precipitation at 41 mm (1.6 in) over 5 days. This trend indicates a gradual transition from the dry summer season to a winter climate, where rain becomes increasingly frequent, setting the stage for the lush landscapes that characterize the island in the following spring.

December Precipitation Trends in Fira

The chart displays monthly precipitation patterns in Fira, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7658441743012144172
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Fira

In Fira, Greece, December brings a slight uptick in humidity levels, reaching 78%, a continuation of the consistent trend observed over the previous months. Most notably, winter months show relatively high humidity, with January and February hovering around 77%. As spring approaches, there is a noticeable increase in humidity peaking at 81% in May, before descending again during the summer, where July and August feature lower levels at 71% and 66% respectively. By the time December arrives, humidity stabilizes close to its winter baseline, suggesting a rhythm of seasonal changes that harmonizes with the island’s temperate climate. This cyclical pattern highlights Fira’s unique climatic character, where atmospheric moisture ebbs and flows throughout the year, providing an enchanting backdrop for both residents and visitors.

December Average Humidity in Fira

This chart illustrates the average monthly humidity levels in Fira, 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.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%77%77%81%77%72%66%70%76%77%78%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Fira

In Fira, Greece, the UV Index experiences a notable decline as winter approaches. December marks a return to a moderate UV Index of 3, similar to the levels recorded in January and November, where the recommended burn time is a comfortable 30 minutes. This seasonal dip contrasts sharply with the very high levels seen during the summer months, particularly from May to August, where the UV Index peaked at 10 and the burn time dropped to just 15 minutes. As we transition into the New Year, it's essential to remain mindful of sun safety even during these cooler months. For more details on UV Index trends throughout the year, visit Fira UV Index.

Maximum UV Index Levels in Fira for December

The chart shows the monthly maximum UV Index (UVI) for Fira 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108743
Data source: Fira 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 Fira

December in Fira, Greece, ushers in a gentle retreat from the sun-drenched heights of summer, offering 267 hours of daylight that softly heralds the arrival of winter. While this month sees a decline in sunshine compared to the vibrant 401 hours of May or the peak 424 hours of July, it remains a tranquil time to explore the island's beauty. As the year wraps up, the daylight begins to wane, yet Fira’s charm doesn’t fade; rather, it transitions into a serene pause, inviting visitors to enjoy the crisp air and stunning landscapes in a less crowded atmosphere. With the average temperature cooling down, this month sets the stage for a unique blend of warmth and serenity, embodying the island’s enchanting allure throughout the seasons.

Monthly Sunshine Duration in Fira: December Highlighted

The December sunshine duration represents the total number of hours Fira 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.
JanFebMarAprMayJunJulAugSepOctNovDec218h272h336h354h401h412h424h397h350h325h277h267h
Data source: Fira December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Fira During December

In Fira, Greece, December brings a 51% chance of sunny weather, marking a slight increase from the drearier November, which has a mere 48% probability of sunshine. This modest uptick suggests an emerging trend as the year winds down, where sunny days become more common compared to the preceding months. While December does not boast the high probabilities seen in the summer months—where sun-laden days dominate with rates reaching up to 100% in August—visitors can still expect some bright spots amidst cooler temperatures. With spring on the horizon and the greening of the landscape, December offers a refreshing blend of sunshine and seasonal charm, making it a delightful time to explore this beautiful island.

Percentage of Sunny Days in December in Fira

The chart illustrates the percentage of sunny days in Fira 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 Fira experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%63%65%57%78%93%99%100%95%75%48%51%
Data source: Fira December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Fira in December

In Fira, Greece, the daylight duration follows a rhythmic cycle throughout the year, peaking in the vibrant months of April to July, when residents and visitors enjoy up to 14 hours of sunshine. As winter approaches, however, the days gradually shorten, with December bringing back the cozy charm of just 9 hours of daylight. The transition from the longer days of summer to the shorter ones of winter unfolds seamlessly, highlighting nature's ebb and flow. This pattern enhances the allure of Fira, where the warm embrace of sunlight in spring and summer contrasts beautifully with the serene, quieter aspects of December. Whether basking in the sun or enjoying the evening glow, each month offers a distinct experience shaped by its unique daylight hours.

Average Daylight Hours in Fira for December

The chart illustrates the variation in daylight duration in Fira throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 50m11h 58m13h 8m14h 6m14h 35m14h 20m13h 28m12h 22m11h 13m10h 12m9h 42m
Data source: Fira daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Fira

As December arrives in Fira, Greece, the average wind speed picks up to 8.0 m/s (18 mph), marking a noticeable increase compared to the previous months. This trend reflects a shift towards more blustery conditions as the year draws to a close, aligning with an overall pattern of heightened winds in the earlier months of late fall and winter. In fact, December's winds are among the strongest seen since March. While the summer months, particularly June and May, exhibit calmer breezes, the winter season brings a refreshing vigor to the air, suggesting an invigorating experience for those exploring the stunning landscapes of Santorini during this time.

Average December Wind Speed in Fira

The chart displays monthly wind speed patterns in Fira, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.77.68.47.05.75.48.07.58.17.06.78.0 m/s
Data source: Fira December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Fira Compares to Other Months

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

December and January both present mild temperatures, but January tends to be a bit cooler. In December, average temperatures range from a minimum of 10°C (50°F) to a maximum of 20°C (68°F), with an average of 15°C (60°F). In contrast, January sees a drop in the minimum temperature to 5°C (40°F) while maintaining the same maximum of 20°C (68°F), resulting in an average of 13°C (56°F). Precipitation levels are slightly higher in January, with 76 mm (3.0 in) over 11 days compared to December's 72 mm (2.8 in) over 12 days. Both months experience similar humidity levels, around 77-78%. For more details on January conditions, you can check Fira weather in January.

December generally experiences milder temperatures, with a minimum of 10°C (50°F) and a maximum of 20°C (68°F), making it feel more like early winter. In contrast, February records slightly cooler temperatures with a minimum of 7°C (44°F) and a maximum of 19°C (66°F), though the average remains comparable. Precipitation in December is higher at 72 mm (2.8 in) over 12 days, while February sees less with 58 mm (2.3 in) over 8 days, indicating a drier month. Humidity levels are relatively similar, resting at 78% in December compared to 76% in February. For more detailed insights on February weather specifically, visit Fira weather in February.

In December, the weather is generally warmer with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 20°C (68°F), and a higher total precipitation of 72 mm (2.8 in) spread over 12 days. The humidity hovers around 78%, creating a damp atmosphere. In contrast, March sees slightly cooler conditions, with temperatures starting at a minimum of 6°C (44°F) and peaking at 18°C (65°F). Precipitation in March is lower at 44 mm (1.7 in) and occurs over just 6 days, while humidity remains comparable at 77%. This transition from December to March marks a shift towards drier weather and cooler temperatures. For more specific details about the weather in Fira during March, check out Fira weather in March.

In December, the weather features a minimum temperature of 10°C (50°F) and an average of 15°C (60°F), with a maximum reaching 20°C (68°F). This month experiences a higher level of precipitation at 72 mm (2.8 in) over approximately 12 days, contributing to a humidity level of 78%. In contrast, April offers slightly warmer conditions with a minimum of 11°C (51°F) and an average of 16°C (61°F), while still peaking at 20°C (69°F). April is notably drier, with only 17 mm (0.7 in) of rainfall occurring over just 2 days, and the humidity remains relatively stable at 77%. For a detailed look at the weather in Fira during April, check out Fira weather in April.

In December, the weather tends to be cooler, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 20°C (68°F), and an average of 15°C (60°F). This month experiences significant precipitation, totaling 72 mm (2.8 in) over 12 days, contributing to a relatively high humidity level of 78%. In contrast, May brings warmer conditions, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 24°C (75°F), averaging 19°C (67°F). Rainfall is minimal in May, with only 4 mm (0.2 in) recorded, and no rainy days, while humidity slightly increases to 81%. For a closer look at what to expect in this delightful spring month, check out Fira weather in May.

In December, the weather is relatively cool, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 20°C (68°F), and an average of 15°C (60°F). This month typically experiences 72 mm (2.8 in) of precipitation over 12 days, coupled with a humidity level of 78%. In contrast, June boasts much warmer conditions, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 27°C (80°F), averaging 23°C (73°F). Notably, June is dry, with only 3 mm (0.1 in) of precipitation and zero rainy days, while humidity remains slightly lower at 77%. For a detailed look at what to expect, check out Fira weather in June.

In December, the weather is considerably cooler with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 20°C (68°F) and an average of 15°C (60°F). This month also sees significant rainfall, with 72 mm (2.8 in) distributed over 12 days, contributing to a higher humidity level of 78%. In contrast, July offers a much warmer and drier climate, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 28°C (83°F) and an average of 25°C (77°F). Notably, July experiences no precipitation, making it a perfect time for outdoor activities with humidity at a relatively lower 71%. For more details on the weather, you can refer to Fira weather in July.

December and August present a stark contrast in weather conditions. In December, temperatures range from a minimum of 10°C (50°F) to a maximum of 20°C (68°F), with an average of 15°C (60°F). This month also experiences significant precipitation, totaling 72 mm (2.8 in) over about 12 days, coupled with a high humidity level of 78%. In contrast, August boasts much warmer temperatures, with a minimum of 22°C (73°F), an average of 25°C (77°F), and a maximum of 30°C (86°F). The summer month is notably dry, receiving only 1 mm (0.0 in) of precipitation over a month and enjoying low humidity at 66%. For more detailed information about Fira’s weather during August, visit Fira weather in August.

When comparing the weather in December and September, it's clear that September is generally warmer and much drier. In September, temperatures range from a minimum of 20°C (68°F) to a maximum of 27°C (82°F), with an average of 24°C (75°F), showcasing a pleasant and summery climate. In contrast, December experiences cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 20°C (68°F), averaging around 15°C (60°F). Furthermore, September boasts virtually no precipitation, while December sees about 72 mm (2.8 in) of rain over 12 days, leading to a more humid environment at 78% compared to September's 70%. For more details, you can check Fira weather in September.

In comparing the weather in December and October, we can see some notable differences. December tends to be cooler, with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 20°C (68°F), while October enjoys warmer conditions, with an average that peaks at 26°C (79°F) and a minimum of 16°C (61°F). Additionally, December experiences significantly more rainfall, accumulating about 72 mm (2.8 in) over 12 days, compared to October's relatively dry climate with only 14 mm (0.5 in) over just 2 days. Humidity levels are slightly higher in December at 78%, while October maintains a comfortable 76%. For more detailed information, check out Fira weather in October.

December generally experiences cooler temperatures compared to November, with minimums dipping to 10°C (50°F) and maximums reaching 20°C (68°F), while November enjoys slightly warmer averages of 13°C (55°F) to 23°C (73°F). Additionally, December sees a significant increase in precipitation, totaling 72 mm (2.8 in) over 12 days, in contrast to November's 41 mm (1.6 in) over only 5 days. Humidity levels remain fairly consistent, with December at 78% and November slightly lower at 77%. For more insights on the weather during this month, you can visit Fira weather in November.

Compare Fira's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Fira

As December unfolds in Fira, it brings a notable shift in weather compared to the warmer months. With average temperatures hovering around 15°C (60°F), the air takes on a cooler, more refreshing quality, contrasting with the summer heat. Visitors can expect increased precipitation, with rain making an appearance on approximately 12 days throughout the month, contributing to the lush scenery that defines the area during this time. The humidity levels, though on the higher side at 78%, create a unique atmospheric experience that is perfect for exploring the island's enchanting charm without the summer crowds. To better understand how December fits into Fira's yearly weather pattern, visit Fira Climate.