December Weather in Irakleion, Greece

Last updated: August 21, 2025

December in Irakleion, Greece, offers a mild Mediterranean climate, with maximum temperatures reaching around 22°C (71°F) and averaging 12°C (55°F), making it a pleasant winter escape. However, the month can be somewhat rainy, as residents and visitors experience approximately 69 mm (2.7 in) of precipitation over 12 days. With an average humidity level of 72%, the air feels crisp yet refreshing. Those exploring Irakleion during December can enjoy a unique blend of winter charm amid the stunning coastal scenery.

December Temperature in Irakleion

In Irakleion, Greece, December ushers in cooler temperatures, marking the onset of winter. With a minimum of 4°C (40°F) and a maximum of 22°C (71°F), the month offers a mild contrast to the sweltering summer months. The average temperature settles around 12°C (55°F), providing a comfortable climate for those who prefer avoiding the extremes. As the year transitions, December's temperatures reflect a gradual decline from the warmer autumn days, yet remain pleasantly inviting, making it a wonderful time to explore this historic city without the bustling summer crowds.

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

The chart illustrates December temperature patterns in Irakleion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Irakleion, 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).
JanFebMarAprMayJunJulAugSepOctNovDec505254606874787874676154
Data source: Temperature data for Irakleion 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 Irakleion

In December, Irakleion experiences a notable increase in precipitation, with 69 mm (2.7 in) of rainfall occurring over approximately 12 days. This marks a shift from the drier summer months, where totals drop significantly to as low as 10 mm in August. The late autumn months also see a rise in precipitation, with November recording 60 mm over 8 days. As temperatures cool, the winter rains return, rejuvenating the region's landscape and marking a transition toward the wetter season. December’s rainfall, while higher than many earlier months, indicates a consistent pattern of increasing precipitation as the year concludes, offering a refreshing change in the Mediterranean climate.

December Precipitation Trends in Irakleion

The chart displays monthly precipitation patterns in Irakleion, 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 Irakleion, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec606658323826211016386069
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Irakleion

December in Irakleion, Greece, brings a relatively mild humidity level of 72%, consistent with the previous months of January and February. As the year progresses from the dry winter months into spring, humidity gradually rises, peaking in May at 85%. This trend illustrates a seasonal shift, where late spring and early summer months, such as June and July, maintain high humidity levels around 84% and 83%, respectively. Following this peak, humidity gently declines through the late summer and autumn, settling back to the January levels by December. Overall, Irakleion's humidity exhibits a clear seasonal pattern, oscillating between the crispness of winter and the warmth of summer, making it a region of comfortable yet variable atmospheric conditions.

December Average Humidity in Irakleion

This chart illustrates the average monthly humidity levels in Irakleion, 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 Irakleion is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%73%75%79%85%84%83%81%80%77%73%73%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Irakleion

In December, Irakleion, Greece, experiences a moderate UV Index of 3, indicating a return to safer sun exposure levels after the peak summer months. With a burn time of approximately 30 minutes, residents and visitors can enjoy the mild winter sun without the intense risks seen in previous months. This trend showcases a gradual decline in UV radiation from the extreme levels of June to August, offering a welcome reprieve for outdoor enthusiasts. As the year winds down, December serves as a reminder of the changing seasons and highlights the importance of sun safety year-round. For more detailed information, visit Irakleion UV Index.

Maximum UV Index Levels in Irakleion for December

The chart shows the monthly maximum UV Index (UVI) for Irakleion 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 Irakleion typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111119753
Data source: Irakleion 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 Irakleion

In Irakleion, Greece, December bids farewell to the year with a graceful 260 hours of sunshine, maintaining a bright spirit despite the waning daylight. As part of a picture-perfect Mediterranean climate, this month embraces a steady trend of decreasing sunshine hours from the summer peak of 422 hours in July. However, December's warmth still lingers, reminding us of the vibrant sunshine that graced the earlier months, including 396 hours in May and 408 hours in June. As temperatures cool down and the festive season draws near, the sunlight continues to paint the landscape with a gentle glow, creating a serene backdrop perfect for year-end explorations and celebrations.

Monthly Sunshine Duration in Irakleion: December Highlighted

The December sunshine duration represents the total number of hours Irakleion 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.
JanFebMarAprMayJunJulAugSepOctNovDec210h263h333h344h396h408h422h395h350h319h268h260h
Data source: Irakleion December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Irakleion During December

In Irakleion, Greece, December brings cooler temperatures and a notable drop in sunny days, with the probability of sun dipping to 40%. This trend reflects a gradual decline from the vibrant summer months, where sunlit skies reign supreme, such as in July and August, boasting a remarkable 95% to 97% chance of clear weather. As the year winds down, December's 40% likelihood is not as bleak as November's 32%, providing a glimmer of hope for those seeking sunshine amidst the festive season. Overall, while winter months in Irakleion tend to be cloudier, the occasional sunny day in December can still offer a refreshing break from the chill.

Percentage of Sunny Days in December in Irakleion

The chart illustrates the percentage of sunny days in Irakleion 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 Irakleion experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%54%52%56%80%90%95%98%88%55%32%40%
Data source: Irakleion December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Irakleion in December

In Irakleion, Greece, December marks the transition into the winter months, with daylight duration shrinking to just 9 hours. This represents a gradual decline from the longer days experienced in the summer, where daylight reached 14 hours in June, July, and August. As the year progresses from March's 11 hours to February and November's 10 hours, daylight steadily decreases, culminating in December's shorter days. This trend highlights how the sun's presence wanes in the winter, casting a cozy yet subdued ambiance over the island. As we look forward, the days will begin to lengthen again, bringing renewed light and warmth to this charming destination.

Average Daylight Hours in Irakleion for December

The chart illustrates the variation in daylight duration in Irakleion 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 54m11h 58m13h 5m14h 1m14h 29m14h 14m13h 25m12h 21m11h 15m10h 17m9h 48m
Data source: Irakleion daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Irakleion

As December settles over Irakleion, Greece, the average wind speed remains a mild 2.6 m/s (6 mph), aligning closely with the calm breezes of previous months. Throughout the year, wind patterns show a gentle ebb and flow, peaking at a lively 3.1 m/s (7 mph) in July, reflecting the summer's dynamic atmosphere. Notably, the winter months consistently deliver a tranquil respite, with speeds tapering down to their year's lowest in November and December. This seasonal consistency in wind speed enhances Irakleion's charm, inviting residents and visitors alike to enjoy the picturesque coastal scenery without the distraction of harsh gusts. Overall, December's gentle winds mirror the serene pace of life on this beautiful Mediterranean island.

Average December Wind Speed in Irakleion

The chart displays monthly wind speed patterns in Irakleion, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.72.92.72.12.33.12.82.82.42.12.6 m/s
Data source: Irakleion December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Irakleion Compares to Other Months

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

In December, the weather in Irakleion sees temperatures ranging from a minimum of 4°C (40°F) to a maximum of 22°C (71°F), with an average temperature of 12°C (55°F). The month experiences 69 mm (2.7 in) of precipitation over about 12 days, and humidity levels are at 72%. In contrast, January brings cooler conditions, with temperatures dipping to a minimum of -1°C (30°F) and an average of 10°C (51°F), peaking at 24°C (76°F). The precipitation decreases slightly to 60 mm (2.4 in), still spread over 12 days, while maintaining the same humidity level of 72%. For more detailed insights on January weather, visit Irakleion weather in January.

In December, the weather features a slightly wider temperature range with a minimum of 4°C (40°F) and an average of 12°C (55°F), reaching a maximum of 22°C (71°F). The month sees about 69 mm (2.7 in) of precipitation spread over 12 days, maintaining a consistent humidity level of 72%. In contrast, February presents a slightly cooler climate, with temperatures ranging from a minimum of 2°C (37°F) to an average of 11°C (52°F) and a comparable maximum of 21°C (71°F). Precipitation in February is marginally lower at 66 mm (2.6 in), occurring over just 8 days, while humidity remains constant at 72%. For more detailed information, check out Irakleion weather in February.

In December, the weather features a mild temperature range with a minimum of 4°C (40°F) and a maximum of 22°C (71°F), averaging around 12°C (55°F). The month brings about 69 mm (2.7 in) of precipitation over approximately 12 days, along with a humidity level of 72%. In contrast, March sees slightly cooler conditions with a minimum of 3°C (38°F) and a higher maximum of 25°C (77°F), also averaging around 12°C (54°F). Precipitation decreases to 58 mm (2.3 in) over 9 days, while humidity rises to 75%. Overall, while both months feature mild temperatures, March tends to be drier and slightly warmer in terms of maximums. For more detailed insights, check out Irakleion weather in March.

December and April present quite different weather patterns. In December, temperatures range from a chilly 4°C (40°F) at night to a pleasant 22°C (71°F) during the day, with an average of 12°C (55°F). The month experiences a moderate amount of precipitation at 69 mm (2.7 in) over approximately 12 days, accompanied by a humidity level of 72%. Conversely, April sees a notable rise in temperatures, with nighttime lows of 7°C (44°F) and daytime highs reaching up to 32°C (89°F), averaging around 15°C (60°F). Fortunately, it has less precipitation, totaling 32 mm (1.3 in) across just 5 days, though it's slightly more humid at 79%. For a closer look at April weather specifics, visit Irakleion weather in April.

December and May in Irakleion showcase distinct weather characteristics that reflect the transition from winter to spring. In December, temperatures range from a cool minimum of 4°C (40°F) to a maximum of 22°C (71°F), with an average of 12°C (55°F). The month experiences about 69 mm (2.7 in) of precipitation spread over 12 days, resulting in a humidity level of 72%. In contrast, May brings warmer weather, with temperatures ranging from a minimum of 10°C (50°F) to a scorching maximum of 38°C (100°F) and an average of 20°C (68°F). Rainfall decreases to 38 mm (1.5 in) over just 4 days, but humidity rises to 85%. The contrast in weather patterns highlights May's more vibrant and dry climate compared to December's cooler and wetter conditions. For more detailed information on May weather, check out Irakleion weather in May.

In December, the weather tends to be cooler with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 22°C (71°F), accompanied by an average temperature of 12°C (55°F). The month receives about 69 mm (2.7 in) of precipitation over approximately 12 days, resulting in a relatively humid atmosphere at 72%. In contrast, June showcases much warmer conditions, with temperatures ranging from a minimum of 13°C (55°F) to a boiling maximum of 35°C (95°F) and an average of 23°C (74°F). Precipitation drops significantly to just 26 mm (1.0 in) across only 4 days, despite the humidity increasing to 84%. For more details on June weather, you can check Irakleion weather in June.

December and July present contrasting weather experiences. In December, temperatures range from a minimum of 4°C (40°F) to a maximum of 22°C (71°F), with an average of 12°C (55°F). This month is characterized by higher precipitation, totaling 69 mm (2.7 in) over approximately 12 days, and humidity levels around 72%. In stark contrast, July boasts much warmer temperatures, with a minimum of 18°C (66°F) and a maximum soaring to 37°C (100°F), resulting in an average of 26°C (78°F). Rain is scarce in July, with only about 21 mm (0.8 in) of precipitation occurring on just 1 day, and humidity slightly higher at 83%. For more details on the warm summer conditions, check out Irakleion weather in July.

The weather in December and August presents a stark contrast in temperature and precipitation. December sees milder temperatures, with a minimum of 4°C (40°F) and a maximum of 22°C (71°F), accompanied by about 69 mm (2.7 in) of rainfall over 12 days, resulting in a humidity level of 72%. In contrast, August is marked by significantly warmer conditions, where temperatures range from a minimum of 19°C (67°F) to a sizzling maximum of 39°C (103°F), with only 10 mm (0.4 in) of rain falling over just 1 day, leading to higher humidity at 81%. For more details on the summer climate, check Irakleion weather in August.

In December, the weather in Irakleion features a milder temperature range with a minimum of 4°C (40°F) and an average of 12°C (55°F), peaking at 22°C (71°F). The month sees a higher level of precipitation, averaging 69 mm (2.7 in) over 12 days, along with a humidity of 72%. In contrast, September boasts significantly warmer conditions, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 37°C (99°F) and an average of 23°C (74°F). Rainfall is minimal in September, with only 16 mm (0.6 in) recorded over just 2 days, although the humidity is slightly higher at 80%. For further details on September weather, you can visit Irakleion weather in September.

When comparing the weather in December to that in October, notable differences emerge. In December, temperatures range from a minimum of 4°C (40°F) to a maximum of 22°C (71°F), leading to a cooler average of 12°C (55°F). This month experiences higher precipitation, totaling 69 mm (2.7 in) over 12 days, and humidity levels sit at 72%. In contrast, October boasts milder temperatures, with lows of 10°C (50°F) and highs reaching 33°C (92°F), resulting in an average temperature of 19°C (67°F). The month sees considerably less rainfall at 38 mm (1.5 in) over just 6 days, along with a slightly higher humidity of 77%. For more detailed information about the weather in October, you can check Irakleion weather in October.

In comparing the weather of December and November, December tends to be cooler, with a minimum temperature of 4°C (40°F) and a maximum of 22°C (71°F), while November offers slightly warmer temperatures, ranging from a minimum of 6°C (42°F) to a maximum of 27°C (81°F). November also has a higher average temperature of 16°C (61°F) compared to December's 12°C (55°F). Precipitation in December is slightly higher at 69 mm (2.7 in) across 12 days, compared to November's 60 mm (2.4 in) over 8 days. Both months exhibit similar humidity levels, with December at 72% and November at 73%. For a closer look at November weather, you can check Irakleion weather in November.

Compare Irakleion's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Irakleion

As December rolls into Irakleion, the weather transforms into a surprisingly mild yet somewhat damp experience. With temperatures averaging a comfortable 12°C (55°F) and some days reaching up to 22°C (71°F), this month stands out from the warmer summer months. However, residents and visitors should be prepared for increased precipitation, with rain falling on about 12 days throughout the month. The humidity often hovers around 72%, adding to the crisp, cool air. December offers a unique charm, combining pleasant temperatures with the freshness of winter weather, making it a delightful time to explore the stunning coastal town. For a more detailed look at what to expect, check out the Irakleion Climate.