December Weather in Rab, Croatia

Last updated: March 17, 2025

In December, Rab, Croatia experiences a distinctive winter atmosphere characterized by cool temperatures and ample rainfall. With maximum temperatures reaching 16°C (61°F) and an average of 9°C (48°F), the weather can be brisk, especially during the chilly nights when temperatures can drop to a minimum of 0°C (32°F). This month sees considerable precipitation, with 230 mm (9.1 in) of rain spread over 15 days, contributing to the island's lush winter landscape. Coupled with a high humidity level of 88%, visitors can expect a damp yet refreshing climate ideal for experiencing the serene beauty of Rab in its winter splendor.

December Temperature in Rab

As December settles in, Rab, Croatia experiences a noticeable drop in temperatures, with the minimum dipping to 0°C (32°F). This month marks a transitional phase as the crisp winter air begins to dominate, yet the average climbs to a mild 9°C (48°F), still offering a sense of warmth compared to the colder months ahead. The maximum temperature reaches a comfortable 16°C (61°F), making it a pleasant time for leisurely strolls amidst the scenic beauty of the island. Compared to the preceding months, December shows a significant cooling trend, especially when contrasted with the milder autumn days. However, the temperature remains inviting enough for visitors to explore the historical charm and natural wonders of Rab without the bustling summer crowds.

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

The chart illustrates December temperature patterns in Rab, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434648556272757768615447
Data source: Temperature data for Rab 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 Rab

In December, Rab, Croatia, experiences a notable surge in precipitation, accumulating 230 mm (9.1 in) of rainfall across 15 days. This marks a significant increase from the preceding months, particularly contrasting with the dryer summer, where June and July recorded merely 40 mm (1.6 in) and 44 mm (1.7 in), respectively. The trend reveals a shift toward wetter conditions as winter approaches, with December emerging as the rainiest month of the year. This heightened rainfall not only underscores the transition into the colder season but also sets the stage for the verdant landscapes of Rab in the months ahead.

December Precipitation Trends in Rab

The chart displays monthly precipitation patterns in Rab, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1061429578118404451171128192230
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Rab

In December, Rab, Croatia, experiences a notable humidity level of 88%, echoing the moisture-laden atmosphere of the preceding months. This late-autumn peak aligns with the trend of rising humidity observed from the summer's low of 51% in August. As the year progresses, humidity levels trend upwards, particularly in the transition from October’s 83% to December. The consistent humidity throughout the winter months, reminiscent of January's 88% and February’s 82%, reflects the region's unique climatic patterns. Ultimately, December serves as a reminder of the lingering humidity that defines Rab's coastal charm during this time of year, just as it begins to lead into the drier spring months ahead.

December Average Humidity in Rab

This chart illustrates the average monthly humidity levels in Rab, 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 Rab

In Rab, Croatia, the UV Index experiences a notable trend throughout the year, peaking during the summer months of June to August with a level of 9, indicating very high exposure and a quick burn time of just 15 minutes. As we transition into winter, the index drops significantly, reaching a low of 2 in December, where the risk is minimal and the burn time extends to 45 minutes. This seasonal variation underscores the importance of being mindful of sun safety, particularly from late spring to early fall. Visitors should take caution during these months, while the winter months offer more lenient UV conditions. For those planning a trip, understanding the UV Index is essential, and you can find more details Rab UV Index.

Maximum UV Index Levels in Rab for December

The chart shows the monthly maximum UV Index (UVI) for Rab 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: Rab 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 Rab

As December descends upon Rab, Croatia, the island basks in a gentle glow with 228 hours of sunshine, a fitting conclusion to the year. While this marks a notable drop from the sun-drenched summer months of July and June, which boast over 430 hours, it still paints a picture of mild winter warmth. Compared to the chill of January's 189 hours, December offers a comforting respite, making it an inviting time for visitors seeking to escape the harsher winter climates found elsewhere. The sunshine gradually wanes through the fall, yet the lingering glow of December reminds us that even in the heart of winter, Rab retains its charm, blending tranquil days with beautiful coastal views.

Monthly Sunshine Duration in Rab: December Highlighted

The December sunshine duration represents the total number of hours Rab 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.
JanFebMarAprMayJunJulAugSepOctNovDec189h239h323h359h395h422h434h404h340h306h238h228h
Data source: Rab December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rab During December

In December, Rab, Croatia experiences a 41% chance of sunshine, a slight increase from the preceding months of November, which sits at a modest 31%. This trend reflects a gradual transition from the lower sunlight probabilities of late autumn toward the more favorable conditions seen in early winter. While December may not boast the sunny allure of summer months, such as August with its 68% sunshine likelihood, the holiday spirit can still shine through even on the cloudier days. As the year comes to a close, travelers can expect a mix of crisp coastal chill and the occasional bright day, making it a delightful time to explore the island's charm.

Percentage of Sunny Days in December in Rab

The chart illustrates the percentage of sunny days in Rab 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 Rab experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%46%68%47%47%63%59%68%63%54%31%41%
Data source: Rab December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rab in December

As December arrives in Rab, Croatia, daylight begins to wane, offering only about 8 hours of sunlight each day. This marks a contrast to the longer days of the preceding summer months, where June and July basked in 15 hours of bright sunshine. The gradual decrease in daylight is evident as autumn gives way to winter, with November's daylight dropping to 9 hours. The transition from the vibrant lighting of April's 13 hours to December's shorter span reflects the charming ebb and flow of seasonal changes, inviting residents and visitors alike to embrace the cozy ambiance of winter festivities and the serene beauty of this picturesque island.

Average Daylight Hours in Rab for December

The chart illustrates the variation in daylight duration in Rab throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 13m10h 25m11h 56m13h 30m14h 50m15h 30m15h 9m13h 58m12h 28m10h 55m9h 33m8h 50m
Data source: Rab daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Rab

In December, the winds in Rab, Croatia settle into a gentle rhythm, with an average wind speed of 4.0 m/s (9 mph). This month shows a slight decrease from November's brisk 4.8 m/s (11 mph), suggesting a transition into the winter season where breezes become more moderate. As we reflect on the year, December’s winds are consistent with the overall trend of gradually decreasing wind speeds from the spring and summer months, where June experiences the calmest winds at 2.6 m/s (6 mph). Despite this dip, December retains a refreshing vitality, reminiscent of the charming coastal atmosphere that defines Rab. The trend showcases a harmonious blend of breezy charm and tranquil winter solace, creating an inviting backdrop for leisurely strolls along the picturesque shores.

Average December Wind Speed in Rab

The chart displays monthly wind speed patterns in Rab, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.13.73.73.62.63.13.43.14.64.84.0 m/s
Data source: Rab December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Rab Compares to Other Months

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

December and January present contrasting weather conditions, though both months maintain high humidity levels at 88%. In December, temperatures range from a minimum of 0°C (32°F) to a maximum of 16°C (61°F), making it generally milder and wetter, with 230 mm (9.1 in) of precipitation over 15 days. In contrast, January experiences cooler temperatures, with lows dropping to -7°C (20°F) and a maximum of 14°C (58°F). Additionally, January sees significantly less rain, with only 106 mm (4.2 in) over 9 days. For more details, you can check Rab weather in January.

December and February in Rab showcase distinct weather characteristics. December tends to be milder, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 16°C (61°F), while February dips slightly colder, featuring a minimum of -6°C (22°F) and a similar maximum of 17°C (64°F). Precipitation is notably higher in December, totaling 230 mm (9.1 in) across about 15 days, compared to February's 142 mm (5.6 in) spread over 12 days. Additionally, December experiences higher humidity levels at 88%, in contrast to February's 82%. For more detailed insights about the weather patterns in February, you can visit this link: Rab weather in February.

In December, the weather is characterized by mild temperatures ranging from a chilly 0°C (32°F) to a maximum of 16°C (61°F), with an average of 9°C (48°F). The month experiences significant rainfall, totaling 230 mm (9.1 in) over 15 wet days, and a high humidity level of 88%. In contrast, March sees a greater temperature range, with lows dipping to -7°C (20°F) and highs reaching up to 18°C (64°F), while maintaining an average of 9°C (49°F). Precipitation is much lower in March, at 95 mm (3.8 in) across 9 days, and the humidity drops to 73%. For more details on March weather, visit Rab weather in March.

In December, the weather is significantly cooler, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 16°C (61°F) and an average of 9°C (48°F). The month also experiences substantial precipitation, totaling 230 mm (9.1 in) over approximately 15 days, along with high humidity levels at 88%. In contrast, April brings a milder climate, displaying a minimum temperature of 1°C (35°F), an average of 13°C (55°F), and a maximum of 22°C (72°F). Precipitation drops to 78 mm (3.1 in) over just 8 days, and humidity decreases to a more comfortable 73%. For more detailed weather insights in April, you can check Rab weather in April.

December and May showcase quite contrasting weather patterns. In December, temperatures range from a chilly 0°C (32°F) to a milder average of 9°C (48°F), with a maximum reaching 16°C (61°F). The month experiences significant rainfall, with about 230 mm (9.1 in) spread over 15 days, contributing to a high humidity level of 88%. In stark contrast, May offers a much warmer climate, with temperatures starting at a minimum of 7°C (45°F), averaging 17°C (62°F), and peaking at 25°C (77°F). Precipitation decreases to 118 mm (4.7 in) over 12 days, along with a drop in humidity to a comfortable 70%. For more details on May weather, check out Rab weather in May.

In December, the weather is quite chilly, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 16°C (61°F), accompanied by high humidity at 88%. This month experiences significant precipitation, totaling around 230 mm (9.1 in) over approximately 15 days, making it one of the wetter months of the year. In contrast, June offers a warmer climate, with temperatures ranging from a minimum of 13°C (56°F) to a pleasant maximum of 31°C (88°F) and an average of 22°C (72°F). Precipitation is much lower in June, at just 40 mm (1.6 in) over about 6 days, and the humidity drops to a more comfortable 69%. For more details about June weather, you can visit Rab weather in June.

December and July present strikingly different weather conditions. In December, temperatures can dip to a chilly minimum of 0°C (32°F), with an average of 9°C (48°F) and a maximum reaching 16°C (61°F). This month is also characterized by high precipitation, with about 230 mm (9.1 in) of rain spread over 15 days, coupled with a humidity level of 88%. Conversely, July offers much warmer weather, boasting a minimum temperature of 17°C (63°F), an average of 24°C (75°F), and a maximum of 30°C (87°F). Precipitation is scarce, with only 44 mm (1.7 in) over 4 days and a more comfortable humidity of 63%. For more detailed information, you can refer to Rab weather in July.

December weather on the island of Rab is typically quite chilly, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 16°C (61°F). The month experiences significant precipitation, averaging 230 mm (9.1 in) over approximately 15 days, accompanied by a high humidity level of 88%. In contrast, August showcases a much warmer climate, with temperatures fluctuating between 15°C (60°F) and 31°C (89°F), and a comfortable average of 25°C (77°F). The summer month sees considerably less rainfall, only about 51 mm (2.0 in) over just 4 days, and lower humidity at 51%. This stark contrast highlights the seasonal shift between the cold, wet December and the warm, dry August on Rab. For more details, check out Rab weather in August.

December weather is significantly colder and wetter compared to September. With average temperatures ranging from a chilly 0°C (32°F) to a mild 16°C (61°F), December experiences a stark contrast to September's warmer conditions, where temperatures range from 10°C (50°F) to a pleasant 29°C (85°F). Additionally, December sees more rainfall, accumulating 230 mm (9.1 in) over 15 days, compared to September's 171 mm (6.7 in) over just 10 days. This results in higher humidity in December at 88%, compared to September’s more comfortable 64%. For a detailed look at September's weather, you can visit Rab weather in September.

December weather tends to be much colder and wetter compared to October. While October enjoys milder temperatures with an average of 16°C (61°F) and a maximum of 23°C (73°F), December's temperatures drop significantly, with an average of only 9°C (48°F) and a maximum of 16°C (61°F). Additionally, October experiences less precipitation, totaling 128 mm (5.0 in) over 9 days, whereas December sees a considerable increase, with 230 mm (9.1 in) of rain across 15 days. The humidity is slightly higher in December at 88% compared to October's 83%, making the latter a more comfortable month overall. For more details on October weather, you can check Rab weather in October.

December tends to be cooler and wetter compared to November, with average temperatures dropping from November's 12°C (54°F) to 9°C (48°F). While November experiences a milder minimum temperature of 3°C (38°F), December's temperatures can dip to a chilly 0°C (32°F). Additionally, December sees increased precipitation, with 230 mm (9.1 in) of rainfall over 15 days compared to November's 192 mm (7.6 in) over 13 days. Despite the marginally lower average humidity, both months remain quite humid, hovering around 88% in December and 89% in November. For more details, you can check Rab weather in November.

Compare Rab's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Rab

As December arrives on the picturesque island of Rab, the weather takes a noticeable turn, offering a unique experience compared to other months. With temperatures averaging a cool 9°C and a mild maximum of 16°C, the island embraces the winter chill, often dropping as low as freezing at night. The month is characterized by increased precipitation, with around 230 mm falling over approximately half the days, creating a lush, vibrant landscape. High humidity levels of 88% contribute to the crisp, brisk air, setting a serene winter scene that's markedly different from the warmer, drier conditions of spring and summer. December's enchanting atmosphere invites visitors to experience Rab in a whole new light, making it a perfect time for cozy adventures and breathtaking coastal views. For more climate insights, check out Rab Climate.