December Weather in Senj, Croatia

Last updated: March 17, 2025

December in Senj, Croatia offers a captivating mix of winter charm and crisp air. With maximum temperatures reaching 14°C (58°F) and minimums dipping to a chilly -10°C (13°F), the month presents a brisk yet varied climate. On average, the temperature lingers around 3°C (38°F), inviting visitors to enjoy the serene coastal landscape under a blanket of humidity that averages 88%. Rainfall is frequent, with approximately 168 mm (6.6 in) over 14 days, enhancing the region's lush greenery. This month sets the stage for a picturesque winter experience in this charming town, perfect for those seeking to embrace the essence of Croatian winters.

December Temperature in Senj

In December, temperatures in Senj, Croatia begin to dip as winter settles in, with minimums reaching around -10°C (13°F). The average temperature sits at a brisk 3°C (38°F), providing a stark contrast to the milder months earlier in the year. Daytime highs, although relatively chilly at 14°C (58°F), still hint at a moderate winter climate, making it more inviting than the harsh cold experienced in January. This transition from the autumn coolness reflects a trend typical of the region, where temperatures steadily lower as the year draws to a close, encouraging a cozy atmosphere perfect for enjoying local winter festivities.

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

The chart illustrates December temperature patterns in Senj, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333841505767707061524537
Data source: Temperature data for Senj 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 Senj

In December, precipitation in Senj, Croatia reaches a notable peak, totaling 168 mm (6.6 in) over 14 days. This increase aligns with a trend observed throughout the year, where rainfall generally escalates from the warmer months into late fall and winter. Notably, December's precipitation is substantially higher than the year’s earlier months, reflecting a shift towards the wetter season that strongly characterizes the region. As the year closes, Senj experiences a vibrant interplay of weather patterns, setting a dramatic backdrop for the onset of winter. This substantial rainfall not only contributes to the area's lush landscapes but also emphasizes the importance of preparing for a wetter climate in the months ahead.

December Precipitation Trends in Senj

The chart displays monthly precipitation patterns in Senj, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8712695108177798091170116151168
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Senj

In December, Senj, Croatia, experiences a notable shift in humidity levels, with humidity reaching 88%. This peak in moisture mirrors the conditions of January and November, indicating a trend of higher humidity during the winter months. As the year progresses from the summer, where August boasts a low of 51%, the humidity gradually rises, showcasing a clear seasonal pattern. The late months of the year, particularly October through December, see a significant increase, climbing back to levels comparable to the year's coldest start. This consistent winter humidity not only adds a crispness to the air but also enriches the coastal landscape, making December in Senj a uniquely atmospheric experience.

December Average Humidity in Senj

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

In Senj, Croatia, the UV Index experiences a notable decline as the year comes to a close. December sees a low UV Index of 2, allowing for a safe outdoor experience with a burn time of 45 minutes. This contrasts sharply with the blazing summer months, where indices soared to 9 in June and July, demanding vigilant sun protection due to their very high exposure categories. As we transition from the winter chill to the summer heat, the gradual rise in UV levels highlights the importance of adapting sun safety practices throughout the year. For those curious about UV trends, you can explore more at Senj UV Index.

Maximum UV Index Levels in Senj for December

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

In December, Senj, Croatia, basks in a moderate 221 hours of sunshine, marking a decline from the sun-drenched summer months. As the year transitions from June’s peak of 417 hours to the quieter winter days, December offers a cozy charm that contrasts beautifully with the vibrant sunshine of earlier months. Although daylight wanes compared to the previous eleven months, this coastal town still embraces its sunny disposition, reminding visitors that even in winter, the sun graces the Adriatic sky. As the sunlight dwindles toward winter’s depth, the rhythm of the seasons showcases Senj’s allure, inviting travelers to experience its serene beauty amid the softer glow of late-year sunshine.

Monthly Sunshine Duration in Senj: December Highlighted

The December sunshine duration represents the total number of hours Senj 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.
JanFebMarAprMayJunJulAugSepOctNovDec184h233h319h349h383h417h431h400h331h302h228h221h
Data source: Senj December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Senj During December

In December, Senj, Croatia experiences a 30% chance of sunny weather, a modest improvement from the gloomy November, which holds only an 18% likelihood of sunshine. As the year progresses, it’s interesting to note how the chances of clear skies generally rise from the heart of winter into the warmer months. February starts to brighten up with a 34% chance, and by March, this figure nearly doubles to 58%. While December lies firmly in the colder part of the year, it offers a glimmer of hope for sunny days amidst the winter chill, hinting at the gradual transition toward the more radiant spring and summer months ahead.

Percentage of Sunny Days in December in Senj

The chart illustrates the percentage of sunny days in Senj 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 Senj experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%34%58%37%38%60%53%57%57%39%18%30%
Data source: Senj December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Senj in December

As the year comes to a close, December in Senj, Croatia, features just 8 hours of daylight, marking the season's shortest days. This gradual decline from 14 hours in May to December's dimming light highlights a notable trend of decreasing daylight as winter approaches. Following a slow tapering through the fall months, where daylight hovered around 12 hours in September and dropped to 9 hours in November, December brings a stark contrast, inviting a cozy, reflective ambiance. Silhouetted against the backdrop of longer nights, the dwindling sunlight serves as a gentle reminder of nature's cycles, creating a perfect setting for enjoying the holiday season amidst the enchanting winter scenery.

Average Daylight Hours in Senj for December

The chart illustrates the variation in daylight duration in Senj throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 11m10h 24m11h 56m13h 31m14h 51m15h 32m15h 10m13h 59m12h 28m10h 55m9h 32m8h 49m
Data source: Senj daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Senj

In Senj, Croatia, the December wind carries an average speed of 2.4 m/s (5 mph), maintaining a gentle but consistent presence as the year draws to a close. Notably, December's wind speed mirrors that of March and April, suggesting a seasonal stability that provides a tranquil atmosphere during the winter months. The trend throughout the year reveals a slight decline in wind intensity from the spring to early summer, with the lowest speeds recorded in June at 1.8 m/s (4 mph). However, as autumn settles in, wind speeds recover, peaking in October and November before gracefully tapering off again in December. This pattern offers a unique charm to Senj's coastal landscape, where gentle breezes complement the picturesque views, making it an inviting destination even in the heart of winter.

Average December Wind Speed in Senj

The chart displays monthly wind speed patterns in Senj, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.62.42.32.31.82.02.12.02.82.52.4 m/s
Data source: Senj December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Senj Compares to Other Months

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

December and January weather in Senj presents a notable shift, particularly in temperature. December typically experiences milder conditions, with average temperatures around 3°C (38°F) and a maximum of 14°C (58°F). In contrast, January is colder, featuring an average of 0°C (33°F) and a maximum of 12°C (54°F). Precipitation also diminishes from December to January, dropping from 168 mm (6.6 in) over 14 days to 87 mm (3.4 in) across 11 days. Despite the drop in precipitation, both months maintain high humidity levels at 88%. For a detailed look at January weather specifics, you can visit Senj weather in January.

December and February exhibit notable similarities and differences in weather patterns. Both months share the same average temperature of around 3°C (38°F), but February tends to be slightly colder, with minimum temperatures dropping to -13°C (10°F) compared to December’s minimum of -10°C (13°F). February can also experience warmer maximum temperatures, occasionally reaching up to 19°C (67°F), while December peaks at 14°C (58°F). When it comes to precipitation, December sees a total of 168 mm (6.6 in) across 14 days, whereas February has less rainfall at 126 mm (5.0 in) over 13 days. Additionally, the humidity level is slightly lower in February at 82%, compared to December's 88%. For more detailed information on February weather conditions, you can visit Senj weather in February.

In December, the weather is generally chilly, with temperatures ranging from a minimum of -10°C (13°F) to an average of 3°C (38°F), and peaking at a maximum of 14°C (58°F). During this month, the region experiences substantial precipitation, totaling 168 mm (6.6 in) over approximately 14 days, contributing to a high humidity level of 88%.

In contrast, March offers a gradual warming trend, with temperatures dipping as low as -14°C (7°F) but averaging at 5°C (42°F) and reaching a maximum of 19°C (67°F). This month sees a reduction in precipitation to 95 mm (3.7 in) spread over about 11 days, resulting in a lower humidity of 73%.

For more detailed insights, you can check the Senj weather in March.

In December, temperatures can drop as low as -10°C (13°F), with an average of just 3°C (38°F) and a maximum of 14°C (58°F), resulting in a rather chilly and damp month. This chilly season brings significant precipitation, amounting to 168 mm (6.6 in) over about 14 days, coupled with a high humidity level of 88%. In stark contrast, April sees a rise in temperatures, with a minimum of -6°C (22°F) and an average of 10°C (50°F), peaking at 25°C (77°F). Precipitation is lower, totaling 108 mm (4.3 in) across 12 days, and the humidity decreases to a more comfortable 73%. For a closer look at the April weather specifics, visit Senj weather in April.

December weather is marked by much colder temperatures, ranging from a minimum of -10°C (13°F) to a maximum of 14°C (58°F), with an average around 3°C (38°F). This month also sees significant precipitation, totaling 168 mm (6.6 in) over about 14 days, accompanied by high humidity levels of 88%. In contrast, May experiences milder temperatures, with lows of 1°C (35°F) and highs reaching 27°C (81°F), resulting in a comfortable average of 14°C (57°F). Although May has slightly higher total precipitation at 177 mm (7.0 in), it spans 19 days and boasts lower humidity at 70%. For a closer look at weather specifics, refer to Senj weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures can drop as low as -10°C (13°F) and average around 3°C (38°F), with highs reaching only 14°C (58°F). The month is characterized by significant precipitation, totaling 168 mm (6.6 in) over approximately 14 days, accompanied by high humidity levels of 88%. In contrast, June enjoys milder temperatures, with a minimum of 7°C (46°F) and an average of 19°C (67°F), peaking at a warm 33°C (92°F). Precipitation in June is much lighter at 79 mm (3.1 in), occurring over just 9 days, and humidity is relatively lower at 69%. For more detailed information, check Senj weather in June.

December and July present a stark contrast in weather. In December, temperatures can drop to a chilling minimum of -10°C (13°F), with an average of 3°C (38°F) and maximums reaching just 14°C (58°F). This month also experiences considerable precipitation of 168 mm (6.6 in) across about 14 days, coupled with high humidity levels of 88%. In contrast, July brings warmer weather with a minimum temperature of 11°C (52°F), an average of 21°C (70°F), and maximums soaring up to 33°C (91°F). The precipitation is significantly lower at 79 mm (3.1 in) spread over only 9 days, and humidity drops to a more comfortable 63%. This stark difference makes July a popular time for outdoor activities, while December often calls for cozy indoor settings. For more details, check out Senj weather in July.

December and August exhibit stark contrasts in weather conditions. In December, temperatures can plunge to a minimum of -10°C (13°F), with an average of 3°C (38°F) and highs reaching 14°C (58°F). The month is characterized by high humidity at 88% and significant precipitation, totaling 168 mm (6.6 in) over about 14 days. In stark contrast, August boasts much milder temperatures, with a minimum of 9°C (49°F) and an average of 21°C (71°F), peaking at a scorching 35°C (95°F). This month experiences relatively low humidity at 51% and less precipitation, totaling 91 mm (3.6 in) over just 9 days. For more details on August weather, you can refer to Senj weather in August.

December and September present two distinct seasonal contrasts in their weather patterns. In December, temperatures range from a chilly minimum of -10°C (13°F) to a mild average of 3°C (38°F), peaking at a maximum of 14°C (58°F). The month is characterized by significant precipitation, totaling 168 mm (6.6 in) over about 14 days, coupled with high humidity levels at 88%. In contrast, September boasts a much warmer climate, with temperatures ranging from a minimum of 4°C (39°F) to an average of 16°C (61°F), reaching highs of 28°C (83°F). Although September sees a slightly higher total rainfall of 170 mm (6.7 in), it has fewer rainy days (11) and lower humidity at 64%. For more details about September weather, you can visit Senj weather in September.

In comparing the weather between December and October, a significant shift in temperature and precipitation is evident. December experiences colder temperatures with a minimum of -10°C (13°F) and an average of 3°C (38°F), while October, with a minimum of 1°C (34°F) and an average of 11°C (53°F), feels considerably milder. Additionally, December has more precipitation, totaling 168 mm (6.6 in) over 14 days, compared to October's 116 mm (4.6 in) spread over 10 days. Humidity levels also rise in December to 88%, as opposed to October's 83%, contributing to a notably chillier and wetter atmosphere. For more details, check out Senj weather in October.

December weather is markedly colder compared to November, with average temperatures dropping from 7°C (45°F) in November to 3°C (38°F) in December. While November experiences milder conditions, with maximum temperatures reaching up to 19°C (66°F), December sees a maximum of only 14°C (58°F). Precipitation is slightly higher in December at 168 mm (6.6 in) compared to November's 151 mm (5.9 in), though both months see rain on about 14 days. Despite the similar number of rainy days, December's humidity remains consistent at 88%, slightly lower than November’s 89%. For a closer look at November's weather conditions, check out Senj weather in November.

Compare Senj's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Senj

December in Senj brings a distinct chill compared to the milder months that precede it. As autumn fades, temperatures drop significantly, creating a crisp atmosphere ideal for cozy winter activities. The increased humidity contributes to a damp feel, and regular precipitation often blankets the landscape, transforming it into a serene winter wonderland. Experience the beauty of December's unique climate that sets it apart; to explore more about how weather varies throughout the year, visit Senj Climate.