December Weather in Radovljica, Slovenia

Last updated: August 27, 2025

December in Radovljica, Slovenia showcases a captivating winter landscape, with temperatures fluctuating from a chilly -16°C (3°F) to a comfortable maximum of 12°C (53°F). The average temperature sits around 0°C (33°F), creating an enchanting atmosphere perfect for festive cheer. Visitors can expect 126 mm (5.0 in) of precipitation spread over about 11 days, ideal for a magical snowy backdrop. With a high humidity level of 89%, the air feels crisp yet invigorating, making December an enchanting time to explore the scenic charm of this picturesque town.

December Temperature in Radovljica

In December, Radovljica, Slovenia, ushers in the winter chill with temperatures that showcase a notable dip as the year comes to a close. The month sees minimum temperatures plummeting to -16°C (3°F), mirroring the extremes felt in January and February. While the average temperature settles at a brisk 0°C (33°F), it’s a stark reminder of the frosty air characteristic of the season. With maximum temperatures reaching only 12°C (53°F), the town prepares for snow-dusted landscapes and cozy indoor gatherings. December’s frosty embrace captures the essence of winter, highlighting a trend toward colder conditions as the region transitions from autumn’s lingering mildness to the deep freeze of winter.

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

The chart illustrates December temperature patterns in Radovljica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Radovljica, 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).
JanFebMarAprMayJunJulAugSepOctNovDec303640485665676759504132
Data source: Temperature data for Radovljica 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 Radovljica

In December, Radovljica experiences a notable shift in precipitation patterns, with an average of 126 mm (5.0 in) of rainfall spread over 11 days. This marks a slight decrease from November’s higher total of 154 mm, yet still contributes to the region’s winter vibrancy. December's precipitation reflects the transition to colder months, balancing the abundance seen in the peak autumn months like September, which recorded 170 mm. As temperatures drop, the precipitation often takes on a more wintry character, setting the stage for a cozy holiday season amidst Slovenia’s picturesque winter landscapes.

December Precipitation Trends in Radovljica

The chart displays monthly precipitation patterns in Radovljica, 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 Radovljica, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec51908011316910512314617097154126
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Radovljica

In Radovljica, Slovenia, December marks a slight uptick in humidity, averaging 89%, as the year draws to a close. This figure is notable as it represents a close continuation of the higher humidity levels seen in the preceding months of October and November, which recorded 88% and 90%, respectively. Throughout the year, humidity in Radovljica has shown a clear trend: starting at a high of 91% in January and gradually declining to a summer low of 68% in August, before bouncing back into the upper ranges of the spectrum. The return to elevated levels in winter months underscores the region's characteristic chill and moisture. Overall, December fits seamlessly into this annual rhythm, providing a humid backdrop to the winter landscape.

December Average Humidity in Radovljica

This chart illustrates the average monthly humidity levels in Radovljica, 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 Radovljica is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%87%82%79%74%75%74%69%74%88%90%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Radovljica

In Radovljica, Slovenia, the UV Index experiences significant fluctuations throughout the year, reflecting the changing seasons. December marks a return to a low exposure category, with a UV Index of 2 and a burn time of 45 minutes. This follows a progression from the more intense summer months of May to August, where UV Index levels reached as high as 9, indicating very high exposure and a much shorter burn time of just 15 minutes. As the year winds down, the UV Index drops back, resembling the relatively lower levels seen in January and February. This trend demonstrates how the sun's intensity decreases with the onset of winter, making December a safe month for outdoor activities under the right precautions. For more detailed information on UV levels throughout the year, check out Radovljica UV Index.

Maximum UV Index Levels in Radovljica for December

The chart shows the monthly maximum UV Index (UVI) for Radovljica 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 Radovljica typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987432
Data source: Radovljica 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 Radovljica

In Radovljica, Slovenia, December sees a delightful blend of crisp winter air and a gentle embrace of sunshine, with 202 hours of sunlight illuminating the snow-draped landscapes. As the year transitions from the shorter days of November, which captures only 194 hours of sun, December offers a refreshing increase. This trend signifies the subtle resurgence of daylight as the region gradually emerges from the heavier clouds of winter. Following the peak brightness of summer months, December provides a serene charm, often making it the perfect time to enjoy the festive atmosphere amidst a picturesque backdrop bathed in soft, winter sunlight.

Monthly Sunshine Duration in Radovljica: December Highlighted

The December sunshine duration represents the total number of hours Radovljica 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.
JanFebMarAprMayJunJulAugSepOctNovDec178h215h300h331h355h396h415h382h309h275h194h202h
Data source: Radovljica December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Radovljica During December

In Radovljica, Slovenia, December brings a moderate chance of sunny weather, with about 30% of the days likely to enjoy some sunshine. As the year draws to a close, this percentage harks back to the cooler months of November, which features the lowest likelihood of sunlight at just 22%. Despite December's chance being relatively modest, it's an improvement over the dreary late autumn months, hinting at a glimmer of brightness amidst the winter chill. Looking at trends throughout the year, December stands out as a turning point; though it doesn't rival the sunnier spring months, it offers a refreshing break from the gloom, particularly when compared to the preceding weeks of November. This interplay between sunshine and winter proves to create a unique charm for those visiting Radovljica during this festive season.

Percentage of Sunny Days in December in Radovljica

The chart illustrates the percentage of sunny days in Radovljica 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 Radovljica experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%41%55%32%30%48%43%41%48%34%23%30%
Data source: Radovljica December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Radovljica in December

In Radovljica, Slovenia, daylight duration experiences a notable ebb and flow throughout the year. As winter approaches, December brings the shortest daylight, offering only 8 hours of light. This marks a decline from the peak of 15 hours in both June and July, highlighting the significant seasonal shift. While the days grow shorter, they start to gradually lengthen with the arrival of spring, reaching a rejuvenating 11 hours by March. The trend of increasing sunlight is evident as the year progresses, with daylight duration peaking in the vibrant months of April and May. As we move through the year, Radovljica's captivating landscape is illuminated by longer days, inviting residents and visitors alike to embrace the transformation from winter's brevity to summer's brilliant glow.

Average Daylight Hours in Radovljica for December

The chart illustrates the variation in daylight duration in Radovljica throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 3m10h 19m11h 56m13h 35m15h15h 43m15h 20m14h 5m12h 29m10h 51m9h 24m8h 39m
Data source: Radovljica daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Radovljica

In December, the average wind speed in Radovljica, Slovenia, slows to 1.5 m/s (3 mph), reflecting a trend of generally mild winds as the year comes to a close. This steady breeze mirrors the calming patterns seen since June, where wind speeds have hovered around similar levels. As winter sets in, the winds remain gentle, allowing the picturesque landscapes of Radovljica to glow under the soft light of the season. Interestingly, this month’s wind speed ties with November and June, indicating a consistent, soothing experience that characterizes the region's colder months.

Average December Wind Speed in Radovljica

The chart displays monthly wind speed patterns in Radovljica, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.71.71.81.71.51.61.41.51.71.51.5 m/s
Data source: Radovljica December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Radovljica Compares to Other Months

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

December and January both bring cold winter temperatures, but January tends to be slightly colder on average. In December, temperatures range from a minimum of -16°C (3°F) to a maximum of 12°C (53°F), with an average of 0°C (33°F), while January features a similar minimum of -16°C (3°F) but a slightly lower average of -1°C (31°F) and a maximum of 11°C (52°F). Precipitation is significantly higher in December at 126 mm (5.0 in) over 11 days compared to January's 51 mm (2.0 in) over just 6 days. The humidity also remains high in both months, with January at 91% compared to December's 89%. For more detailed insights, check out Radovljica weather in January.

December and February present distinct winter weather characteristics. In December, temperatures can drop to a minimum of -16°C (3°F), with an average temperature around 0°C (33°F) and a maximum of 12°C (53°F). The month experiences significant precipitation, totaling 126 mm (5.0 in) over 11 days, coupled with high humidity at 89%. In contrast, February tends to be slightly milder, with minimum temperatures around -13°C (9°F) and an average of 2°C (36°F), peaking at a maximum of 18°C (64°F). Precipitation also decreases to 90 mm (3.5 in) across 10 days, and humidity remains similar at 87%. For more detailed information about February weather, you can visit Radovljica weather in February.

In December, temperatures are noticeably colder, with a minimum of -16°C (3°F) and an average of 0°C (33°F), peaking at 12°C (53°F). The month experiences significant precipitation of 126 mm (5.0 in) over 11 days, accompanied by high humidity at 89%. In contrast, March sees a gradual warming, with temperatures ranging from a minimum of -16°C (3°F) to an average of 5°C (40°F) and a maximum of 21°C (70°F). Precipitation decreases to 80 mm (3.1 in) over 10 days, and humidity also slightly lowers to 82%. For more details on March weather, visit Radovljica weather in March.

December weather features chilly temperatures, with a minimum of -16°C (3°F) and an average of 0°C (33°F), peaking at a much milder 12°C (53°F). This month also experiences significant precipitation at 126 mm (5.0 in), occurring over roughly 11 days, and high humidity levels at 89%. In contrast, April brings a notable warming trend, with temperatures ranging from a minimum of -10°C (15°F) to a comfortable average of 9°C (49°F), and a maximum of 25°C (77°F). With precipitation slightly lower at 113 mm (4.4 in) over 12 days, April's humidity is also less oppressive at 79%. For more specific details about weather characteristics, you can check Radovljica weather in April.

December and May weather present a striking contrast in climate and atmosphere. December is characterized by cold temperatures, with a minimum of -16°C (3°F) and an average of 0°C (33°F), making the month feel quite frigid. In contrast, May sees much warmer conditions, with temperatures ranging from a minimum of 0°C (33°F) to a comfortable maximum of 26°C (79°F). Precipitation is also more frequent in May, with rain falling on 20 days and a total of 168 mm (6.6 in), compared to December's 126 mm (5.0 in) over 11 days. Additionally, the humidity levels drop significantly from December's 89% to a more moderate 74% in May, creating a fresher atmosphere. For more detailed information about weather in May, you can visit Radovljica weather in May.

In December, the weather is characterized by frigid temperatures, with a minimum of -16°C (3°F) and an average of 0°C (33°F), while max temperatures can reach up to 12°C (53°F). This month sees significant precipitation, totaling 126 mm (5.0 in) over 11 days, accompanied by high humidity levels at 89%. In contrast, June offers a much milder climate, with temperatures ranging from a minimum of 4°C (39°F) up to a maximum of 33°C (92°F), averaging 18°C (66°F). Although June has slightly less total precipitation at 105 mm (4.1 in) over 14 days, the humidity is considerably lower at 75%. For more details about June weather in Radovljica, you can visit Radovljica weather in June.

When comparing December and July weather, distinct contrasts emerge. December temperatures can drop as low as -16°C (3°F), with an average of around 0°C (33°F) and a maximum of 12°C (53°F). In stark contrast, July enjoys much milder conditions, with temperatures ranging from a minimum of 9°C (49°F) to an average of 19°C (67°F) and peaking at 31°C (88°F). While December sees significant precipitation of 126 mm (5.0 in) over 11 days, July is slightly drier with 122 mm (4.8 in) spread over 16 days, reflecting a more humid atmosphere with 89% humidity in winter compared to 74% in summer. For a detailed look at July weather specifically, you can visit Radovljica weather in July.

Comparing the weather in December and August reveals stark contrasts in temperature, precipitation, and humidity. December experiences colder temperatures, with a minimum of -16°C (3°F) and an average of 0°C (33°F), while August enjoys much milder conditions, ranging from a minimum of 7°C (46°F) to a maximum of 33°C (92°F). Although both months receive substantial precipitation, December has 126 mm (5.0 in) over 11 days compared to August's 146 mm (5.8 in) spread over 15 days. Additionally, December's high humidity at 89% gives a chillier feel to the cold, unlike the lower humidity of 68% in August, contributing to a more pleasant summer experience. For more detailed insights, check out Radovljica weather in August.

In December, the weather is much colder, with temperatures ranging from a brisk -16°C (3°F) at night to a maximum of 12°C (53°F) during the day, while September enjoys milder conditions with temperatures varying from 0°C (33°F) to an average high of 28°C (83°F). Additionally, December experiences higher humidity at 89%, contrasting with September's more comfortable 74%. Although both months have significant precipitation, December sees an average of 126 mm (5.0 in) over 11 days, while September has a slightly higher total of 170 mm (6.7 in) over 13 days. For more detailed insights into September's weather, you can visit Radovljica weather in September.

December and October present stark contrasts in weather conditions. In October, temperatures range from a minimum of -1°C (31°F) to a maximum of 22°C (73°F), averaging around 10°C (50°F), while precipitation amounts to 96 mm (3.8 in) over 10 days and humidity is relatively low at 88%. In sharp contrast, December experiences much colder temperatures, with a minimum of -16°C (3°F), an average of 0°C (33°F), and a maximum of 12°C (53°F). The month sees increased precipitation of 126 mm (5.0 in) across 11 days, accompanied by a high humidity level of 89%. For a more detailed look at the weather specifics in October, visit Radovljica weather in October.

December's weather in Radovljica is notably colder than November's, with average temperatures dropping from 5°C (42°F) in November to around 0°C (33°F) in December. The minimum temperature in December can plummet to -16°C (3°F), while November sees a milder low of -11°C (12°F). Precipitation levels are slightly lower in December, totaling 126 mm (5.0 in) compared to 154 mm (6.1 in) in November, both occurring over 11 days. Humidity remains high in both months, at 89% for December and 90% for November. For more insights into the November weather, you can visit Radovljica weather in November.

Compare Radovljica's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Radovljica

As December settles in Radovljica, the weather takes on a distinctly crisp character, presenting a stark contrast to the milder months of autumn. With a significant drop in temperatures, the month experiences chilly highs and lows, making it a perfect time for winter enthusiasts to embrace the cold. The increase in humidity, reaching around 89%, coupled with substantial precipitation, brings a snowy charm to the landscape, which is far more pronounced than the preceding months. This unique combination of wet and wintry conditions transforms the town into a picturesque winter wonderland, inviting both locals and visitors to enjoy its seasonal beauty. For a deeper dive into Radovljica's climate, visit Radovljica Climate.