December Weather in Ugljan, Croatia

Last updated: March 17, 2025

December in Ugljan, Croatia offers a transformative experience as autumn gracefully yields to winter. With maximum temperatures reaching a mild 17°C (63°F) and an average of 11°C (52°F), visitors can expect cool, invigorating air. The minimum temperature dips to a brisk 3°C (38°F), making warm clothing essential for outdoor exploration. This month witnesses a noteworthy precipitation total of 191 mm (7.5 in) over approximately 15 days, accentuating the lush landscapes that define the region’s charm. Coupled with a high humidity level of 88%, the atmosphere is rich and refreshing, inviting both locals and travelers to enjoy the serene beauty of Ugljan in winter.

December Temperature in Ugljan

As December settles in Ugljan, Croatia, the temperatures begin to cool, reflecting the onset of winter. With a minimum of 3°C (38°F), the island experiences a mild average temperature of 11°C (52°F), rising to a maximum of 17°C (63°F). This trend marks a noticeable shift from the autumn months, where temperatures were more moderate. The island’s climate remains relatively temperate compared to harsher European winters, inviting visitors to enjoy the tranquil, off-peak charm of the season. Whether you're strolling along the quieter coastal paths or cozying up in local cafes, Ugljan in December offers a unique blend of serene beauty and mild conditions, perfect for those seeking a winter retreat.

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

The chart illustrates December temperature patterns in Ugljan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec474951576472767871645852
Data source: Temperature data for Ugljan 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 Ugljan

December in Ugljan, Croatia, marks a notable shift in the weather as precipitation peaks at 191 mm (7.5 in) over the course of the month, highlighting a trend of increasing rainfall leading into winter. This substantial amount falls across 15 days, mirroring November's wet conditions which also saw 199 mm (7.8 in), creating a notably damp end to the year. In contrast to the earlier months, where rainfall dwindled significantly during the summer—most notably a mere 19 mm (0.7 in) in June—December's precipitation serves as a reminder of the region's changing climate. Ultimately, this pattern of increased rain underscores the transition to the cooler, wetter months of the Adriatic winter.

December Precipitation Trends in Ugljan

The chart displays monthly precipitation patterns in Ugljan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec92104845668193029140125199191
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Ugljan

As December rolls in, Ugljan, Croatia experiences a relative humidity of 88%, reflecting a pattern of increased moisture during the winter months. This marks a slight resurgence from the drier summer period, where humidity dipped to as low as 51% in August. Following the gradual rise in humidity from October’s 83% and November’s peak of 89%, December encapsulates the cyclical nature of the Mediterranean climate. The consistency of humidity levels throughout the colder months suggests a sense of stability in the atmosphere, preparing the island for the tranquil winter season ahead.

December Average Humidity in Ugljan

This chart illustrates the average monthly humidity levels in Ugljan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%82%73%73%70%69%63%51%64%83%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Ugljan

As December arrives in Ugljan, Croatia, the UV Index dips to a low level of 2, offering a respite from the intense sun exposure of the summer months. In contrast to the very high indices of 8 or 9 experienced in May through August, winter brings a more moderate sun that allows for longer burn times—up to 45 minutes. This trend underscores a seasonal shift where skin sensitivity decreases, making outdoor activities safer and more enjoyable. The UV Index during this month reflects the gradual retreat from the peak summer sun, as the island prepares for the cooler winter ahead. For a detailed breakdown and more information, visit the Ugljan UV Index.

Maximum UV Index Levels in Ugljan for December

The chart shows the monthly maximum UV Index (UVI) for Ugljan 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.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Ugljan 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 Ugljan

In December, Ugljan, Croatia, enjoys about 232 hours of sunshine, marking a gentle decline from the vibrant light of previous months. This reduction in daylight is part of a natural trend, as the island experiences a gradual transition from the long, sun-drenched days of summer—with 435 hours of sunshine in July—to the cooler, shorter days of winter. Despite the diminishing light, December still embraces a significant amount of sunshine, outshining the earlier months of the year like November, which offered just 239 hours. This seasonal rhythm highlights Ugljan's charm, where even in the depths of winter, a warm, sunlit atmosphere persists, enticing visitors to explore its scenic beauty.

Monthly Sunshine Duration in Ugljan: December Highlighted

The December sunshine duration represents the total number of hours Ugljan 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.
JanFebMarAprMayJunJulAugSepOctNovDec192h241h325h360h398h423h435h405h342h310h239h232h
Data source: Ugljan December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ugljan During December

In Ugljan, Croatia, December brings a moderate likelihood of sunny weather, with only a 43% chance of sunshine. This marks a slight dip from November's 30%, hinting at a gradual improvement as the year winds down. Interestingly, as winter approaches, the likelihood of sun typically begins to rise from the preceding months, contrasting with the early winter trend. While not the sunniest month on record, December's weather hints at the hope of brighter days ahead, establishing a gentle transition towards the sunnier months of late spring and summer, which boast probabilities in the high 60s to low 70s.

Percentage of Sunny Days in December in Ugljan

The chart illustrates the percentage of sunny days in Ugljan 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 Ugljan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%50%67%51%51%63%63%68%65%55%30%43%
Data source: Ugljan December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ugljan in December

In Ugljan, Croatia, daylight duration exhibits a fascinating rhythm throughout the year, peaking in the summer months and receding into shorter days as winter approaches. As December arrives, daylight reaches its annual low at just 8 hours, signaling the onset of winter. This reduction follows the pattern established in November's 9 hours, echoing the gradual decline that begins after the autumnal equinox. Interestingly, the long, sunlit days of June and July—each with a generous 15 hours—provide a stark contrast to the chill and brevity of December, making those fleeting hours of daylight even more precious. As the year unfolds, the increase from January's 9 hours to May's peak of 14 illustrates the subtle transition from the starkness of winter to the vibrant life of spring and summer, capturing the essence of nature's seasonal ebb and flow.

Average Daylight Hours in Ugljan for December

The chart illustrates the variation in daylight duration in Ugljan throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 15m10h 27m11h 56m13h 28m14h 47m15h 27m15h 6m13h 56m12h 28m10h 56m9h 35m8h 53m
Data source: Ugljan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Ugljan

As December unfolds in Ugljan, Croatia, the average wind speed settles at 4.4 m/s (10 mph), reflecting a slight increase from the calmer summer months. This trend showcases a transition towards brisk winter breezes following the peak of November's winds at 5.0 m/s (11 mph). Interestingly, the autumn months exhibit a steady rise in wind activity, while summer temperatures bring a gentle lulling calm. December’s winds, though moderate, hint at the forthcoming winter chill, inviting visitors to experience the island's serene beauty wrapped in a refreshing coastal breeze. Embracing the rhythm of seasonal shifts, Ugljan offers a delightful contrast between the stillness of summer and the invigorating gusts of winter.

Average December Wind Speed in Ugljan

The chart displays monthly wind speed patterns in Ugljan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.84.44.04.23.83.03.63.73.24.65.04.4 m/s
Data source: Ugljan December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Ugljan Compares to Other Months

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

December's weather boasts a mild average temperature of 11°C (52°F) while experiencing a broader range, with lows of 3°C (38°F) and highs reaching 17°C (63°F). However, it is also significantly wetter, receiving 191 mm (7.5 in) of precipitation over 15 days. In contrast, January tends to be cooler, with an average temperature of 8°C (47°F) and a minimum of -4°C (25°F), yet it is drier, with only 92 mm (3.6 in) of rain across 9 days. Humidity levels remain consistent at 88% in both months, creating a damp atmosphere. For more specific details on January weather, you can refer to Ugljan weather in January.

December and February present notably different weather patterns. In December, temperatures range from a minimum of 3°C (38°F) to a maximum of 17°C (63°F), with an average of 11°C (52°F). This month experiences considerable precipitation, totaling 191 mm (7.5 in) over 15 days, and high humidity at 88%. In contrast, February sees cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 15°C (59°F), averaging around 10°C (50°F). The precipitation decreases significantly to 104 mm (4.1 in) over 11 days, and humidity also drops slightly to 82%. For more detailed insights into February weather, you can visit Ugljan weather in February.

In December, temperatures range from a chilly 3°C (38°F) at night to a mild 17°C (63°F) during the day, averaging around 11°C (52°F). The month is characterized by significant precipitation, totaling 191 mm (7.5 in) over 15 days, coupled with high humidity at 88%. In contrast, March features colder nights with temperatures dipping as low as -4°C (25°F), while daytime temperatures remain consistent with December at 17°C (62°F) and an average of 11°C (51°F). However, March brings much less rain, only 84 mm (3.3 in) over 8 days, along with a lower humidity level of 73%. For more specific details on March weather, you can check Ugljan weather in March.

December weather tends to be cooler and wetter than April. In December, temperatures range from a minimum of 3°C (38°F) to a maximum of 17°C (63°F), with an average of 11°C (52°F), while April experiences slightly warmer temperatures, from a minimum of 4°C (40°F) to a maximum of 21°C (70°F) and an average of 14°C (57°F). Additionally, December sees significantly more precipitation, totaling 191 mm (7.5 in) over 15 days, compared to April's 56 mm (2.2 in) over just 7 days. The humidity is also higher in December at 88%, versus April's 73%, making the latter feel more comfortable overall. For more details on April's climate, you can check this link: Ugljan weather in April.

December and May present a striking contrast in weather conditions. In December, temperatures range from a chilly 3°C (38°F) at night to a milder 17°C (63°F) during the day, with an average temperature of 11°C (52°F). The month is characterized by significant rainfall, accumulating to 191 mm (7.5 in) over 15 days, and the humidity is quite high at 88%, creating a damp atmosphere. In contrast, May brings warmer temperatures, with minimums of 9°C (49°F) and maximums reaching 24°C (76°F), averaging 18°C (64°F). Precipitation decreases significantly to 68 mm (2.7 in) over just 9 days, accompanied by much lower humidity at 70%. For a closer look at the weather specifics, check out Ugljan weather in May.

December and June present strikingly different weather patterns. In December, temperatures range from a chilly 3°C (38°F) to a mild 17°C (63°F), with an average of 11°C (52°F). This month experiences significant rainfall, totaling 191 mm (7.5 in) over about 15 days, accompanied by high humidity levels of 88%. In contrast, June boasts much warmer conditions, with temperatures ranging from a minimum of 15°C (60°F) to a maximum of 29°C (84°F), averaging 22°C (73°F). Rainfall is notably lower, with only 19 mm (0.7 in) across just 4 days, and humidity decreases to a more comfortable 69%. For those interested in exploring the specifics of June weather, check out Ugljan weather in June.

In December, the weather is notably colder, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 17°C (63°F). The month experiences a significant amount of precipitation, totaling 191 mm (7.5 inches) over approximately 15 days, with high humidity levels reaching 88%. In contrast, July boasts much warmer temperatures, with averages ranging from a minimum of 19°C (67°F) to a maximum of 30°C (86°F). Precipitation in July is minimal, at just 29 mm (1.2 inches) over only 3 days, alongside lower humidity at 63%. For a closer look at the July weather conditions, you can visit Ugljan weather in July.

When comparing the weather in December and August, it's clear that these months present quite contrasting climates. December features cooler temperatures, with a minimum of 3°C (38°F) and an average of 11°C (52°F), while August boasts warmer conditions, with a minimum of 17°C (63°F) and an average of 25°C (78°F). Additionally, December experiences significantly higher precipitation, with 191 mm (7.5 in) over 15 days, compared to August's much drier 29 mm (1.2 in) over just 3 days. Humidity levels also differ notably, with December at 88% and August at a much lower 51%. For more detailed insights into weather patterns, you can explore Ugljan weather in August.

In comparing the weather between December and September, a striking difference in temperatures and humidity stands out. December experiences cooler conditions with minimums around 3°C (38°F) and averages of 11°C (52°F), while September enjoys warmer temperatures, with minimums around 13°C (55°F) and averages of 22°C (71°F). Additionally, September is drier, with only 140 mm of precipitation over 8 days compared to December's 191 mm over 15 days. Humidity is also notably higher in December at 88%, compared to September's 64%. For a detailed look at September weather in Ugljan, you can check Ugljan weather in September.

Comparing the weather in December and October reveals notable differences in temperature and precipitation. In December, temperatures range from a minimum of 3°C (38°F) to a maximum of 17°C (63°F), with an average of 11°C (52°F). In contrast, October enjoys milder temperatures, with a minimum of 11°C (51°F) and a maximum of 23°C (74°F), averaging around 18°C (64°F). Precipitation also varies significantly, as December experiences 191 mm (7.5 in) over 15 days, while October sees a total of 125 mm (4.9 in) across just 9 days. The humidity levels are slightly higher in December at 88% compared to October's 83%. For more detailed information about October's weather, you can visit Ugljan weather in October.

In comparing the weather between November and December, December tends to be slightly cooler, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 17°C (63°F), while November features milder conditions, with averages from a minimum of 5°C (42°F) to a maximum of 21°C (69°F). Precipitation levels are quite similar, with December receiving 191 mm (7.5 in) and November slightly higher at 199 mm (7.8 in), both spread over 15 days. Humidity remains consistently high during both months, with December at 88% and November at 89%, creating a generally damp atmosphere. For more details on November's weather, you can check Ugljan weather in November.

Compare Ugljan's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Ugljan

As December settles in Ugljan, the weather transforms into a cooler, wetter experience compared to other months. The chilly air brings temperatures that dip significantly, with a noticeable increase in precipitation, leading to more overcast and rainy days. With around 88% humidity, the island often feels damp, enhancing the cozy, festive atmosphere of the season. For a deeper dive into the overall weather patterns of this beautiful island, visit Ugljan Climate.