Last updated: August 27, 2025
December in Slovenia showcases a chilly climate, with temperatures ranging from a maximum of 12°C (53°F) to a biting minimum of -16°C (3°F), creating a striking contrast. The average temperature hovers around 0°C (33°F), indicating a month largely defined by winter's embrace. This period also witnesses notable precipitation, totaling 126 mm (5.0 in) over 11 days, accompanied by a high humidity level of 89%. With snow and crisp air, December transforms Slovenia into a picturesque winter wonderland, perfect for those looking to experience the serene beauty of the season.
In December, Slovenia experiences a notable drop in temperatures as winter sets in, with average temperatures hovering around 0°C (33°F). The month typically witnesses minimum lows of -16°C (3°F), reflecting the chill in the air and the onset of the snowy season. While daytime highs can reach a mild 12°C (53°F), the overall trend suggests a significant shift from the milder autumn months. As the year winds down, the landscape becomes blanketed in frost, creating a serene winter wonderland that invites both outdoor enthusiasts and those seeking cozy retreats. The crisp, cold days of December in Slovenia bring a unique charm to the holiday season, making it a magical time to explore this picturesque country.
December in Slovenia brings an average precipitation of 126 mm (5.0 in), marking a notable increase in rainfall as the region transitions into winter. Over 11 days of precipitation, this month showcases a relatively high level of moisture compared to other winter months, reflecting a consistent pattern of increased rainfall as the year draws to a close. While January and February typically see less precipitation, December stands out with its substantial accumulation, following the trend of rising precipitation rates observed from late spring through autumn. This consistent winter rainfall contributes to a vibrant ecosystem but also highlights the shift towards colder, wetter months in the region.
In December, Slovenia experiences a humidity level of 89%, marking a slight drop from the preceding months of October and November, which saw higher readings of 88% and 90%, respectively. This subtle dip aligns with a downward trend in humidity as the year progresses, reflecting the region's transition into winter. However, December's humidity remains notably high compared to the warmer months, such as August with its lowest average of 68%. As the year draws to a close, the consistent moisture in the air not only influences the climate but also contributes to Slovenia’s enchanting winter landscapes, making it a season of both comfort and charm.
In December, Slovenia experiences a low UV Index of 2, with a generous burn time of 45 minutes. This marks a shift from the very high readings of summer, where the UV Index peaked at 9 in June and July. As temperatures drop and daylight hours shorten, residents can enjoy the outdoors with reduced risk of overexposure to UV rays. Previous months showcased a rising trend, where the UV Index surged from moderate in February (3) to very high in May through August (8-9), illustrating how seasonal changes significantly influence UV exposure. For more information on UV levels, check out the UV Index.
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December in Slovenia marks a gentle transition into winter, with 202 hours of sunshine illuminating the landscape. While the daylight hours are fewer compared to the vibrant summer months, where July boasts a generous 415 hours, December's sunshine still provides a warm embrace amidst the crisp, cool air. As the year winds down, the trend shows a gradual decrease in sunshine from the peak of summer toward the dimmer winter months, with a more pronounced dip from October's 275 hours and November's 194 hours. However, December offers a small resurgence, nudging slightly up from November, inviting residents and visitors alike to enjoy the serene beauty of the season. This subtle increase reminds us that even in the depths of winter, there are moments of brightness to cherish in Slovenia.
December in Slovenia offers a 30% chance of sunny weather, reflecting a slight uptick from November's 22%, which suggests a potentially brighter conclusion to the year. While sun exposure peaks in the spring months, reaching 54% in March, the winter months generally trend lower, with January at 27%. This indicates that while December captures some sun, it's still less favorable compared to the sunnier seasons. The gradual shift from late autumn to early winter doesn't significantly boost sunlight but hints at a transition where daylight may be slightly more generous as the year draws to a close.
As the year winds down, December in Slovenia greets residents with a modest 8 hours of daylight, the shortest duration since the summer months. This decline from 9 hours in November signals the deepening embrace of winter, following a gradual decrease from the 15 hours enjoyed in the lush days of late spring and early summer. Observing the trends, daylight begins its steady ascent in January, climbing to 10 hours in February before springing forward in March, where it reaches 11 hours. The contrast is stark after the vibrant summer months, illustrating a clear cycle: longer days that nurture growth give way to the quieter, dimmer reflections of winter. As hours of sunlight wane, the cozy ambiance of the approaching holiday season blankets Slovenia, inviting moments of warmth and togetherness beneath the soft glow of those fleeting daylight hours.
As December settles in Slovenia, the average wind speed stands at 1.5 m/s (3 mph), mirroring the calm breezes of both June and November. This consistency suggests a tranquil end to the year, with wind speeds maintaining a mellow rhythm throughout the colder months. Interestingly, the data reveals a slight peak in April at 1.8 m/s (4 mph) before returning to a steadier pattern, where most months hover around the 1.5 - 1.7 m/s range. The gentle winds carry a hint of winter’s chill, making December an ideal time for cozy gatherings, while the notable absence of strong gusts invites serene strolls through Slovenia's picturesque landscapes.
Weather in varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in , focusing on differences in temperature, rainfall, humidity, and UV levels.
Comparing the weather patterns of December and January reveals some interesting differences. In December, the temperature ranges from a minimum of -16°C (3°F) to a maximum of 12°C (53°F), with an average of 0°C (33°F). This month sees a higher precipitation level of 126 mm over 11 days and maintains a humidity level of 89%.
In contrast, January experiences slightly colder temperatures, with a minimum of -16°C (3°F), an average of -1°C (31°F), and a maximum of 11°C (52°F). Precipitation drops significantly to 51 mm, spread over just 6 days, and humidity increases modestly to 91%. For a more detailed look at the weather trends during this month, you can check the weather in January.
In December, the weather can be quite frigid, with temperatures ranging from a minimum of -16°C (3°F) to a maximum of 12°C (53°F), averaging around 0°C (33°F). The month sees considerable precipitation, totaling 126 mm (5.0 in) over 11 days, along with high humidity levels of 89%. In contrast, February offers slightly milder conditions, with minimum temperatures of -13°C (9°F) and maximums reaching 18°C (64°F), averaging 2°C (36°F). Precipitation decreases to 90 mm (3.5 in) over 10 days, while humidity remains relatively stable at 87%. For more details, you can check the weather in February.
December weather presents a stark contrast to that of March. In December, temperatures can plunge to a minimum of -16°C (3°F), with an average around 0°C (33°F) and a maximum reaching 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, March brings a more moderate climate; while it also has a minimum temperature of -16°C (3°F), the average climbs to 5°C (40°F) and the maximum can soar up to 21°C (70°F). Precipitation decreases to 80 mm (3.1 in), falling over just 10 days, and humidity drops slightly to 82%. For a detailed look at the weather patterns, check out this link: weather in March.
December and April present strikingly different weather patterns. In December, temperatures can dip as low as -16°C (3°F) with an average around 0°C (33°F), while the maximum reaches only 12°C (53°F). The month sees significant precipitation at 126 mm (5.0 in) over 11 days, coupled with high humidity at 89%. In contrast, April offers a milder experience with a minimum temperature of -10°C (15°F) and a more comfortable average of 9°C (49°F), peaking at 25°C (77°F). Although April has slightly less precipitation at 113 mm (4.4 in) over 12 days, it boasts lower humidity levels at 79%. For more details, check the weather in April.
December and May present strikingly different weather conditions. In December, temperatures can drop as low as -16°C (3°F), with an average of around 0°C (33°F) and occasional highs reaching 12°C (53°F). The month is marked by high humidity at 89% and significant precipitation totaling 126 mm (5.0 in) over about 11 days. In contrast, May welcomes much milder weather, with minimum temperatures hovering at 0°C (33°F) and averages around 13°C (56°F), peaking at a pleasant 26°C (79°F). Although May experiences a higher total precipitation of 168 mm (6.6 in), it occurs over 20 days, leading to a lower average humidity of 74%. For more detailed insights, you can explore the weather in May.
December and June present stark contrasts in weather conditions. In December, temperatures can plunge to a chilling -16°C (3°F), with average temperatures hovering around 0°C (33°F) and a maximum of 12°C (53°F). The month is characterized by high humidity at 89%, contributing to the often damp and cold environment, and it sees about 126 mm (5.0 in) of precipitation over 11 days. In contrast, June typically brings milder conditions, with temperatures ranging from a minimum of 4°C (39°F) to a warm average of 18°C (66°F) and peaks that can soar up to 33°C (92°F). Although June has slightly less precipitation at 105 mm (4.1 in), it experiences more rainy days at 14, along with lower humidity at 75%. The differences in both temperature and humidity make December a wintry month and June a warm, inviting one. For more details on the weather in June, you can visit weather in June.
December and July present a stark contrast in weather conditions. In December, temperatures can plummet as low as -16°C (3°F), with an average temperature of 0°C (33°F) and a maximum of 12°C (53°F). The month is characterized by high humidity at 89% and significant precipitation, averaging 126 mm (5.0 in) over 11 days. Conversely, July experiences a much warmer climate, with temperatures ranging from a minimum of 9°C (49°F) to an average of 19°C (67°F) and a peak of 31°C (88°F). While precipitation is slightly lower at 122 mm (4.8 in), it occurs over more days, totaling 16. The humidity is also more moderate at 74%. For more detailed insights, check the weather in July.
December and August present stark contrasts in weather. In December, temperatures can plunge as low as -16°C (3°F), with an average around 0°C (33°F) and a maximum of 12°C (53°F). This colder month also sees high humidity at 89% and experiences 11 days of precipitation, totaling 126 mm (5.0 in). In contrast, August offers a much milder climate, with minimum temperatures starting at 7°C (46°F), averaging around 20°C (68°F), and peaking at 33°C (92°F). Rainfall is slightly higher in August, reaching 146 mm (5.8 in), and it rains on about 15 days, but the humidity is lower at 68%. For more details on the summer weather, visit weather in August.
In comparing the weather of December and September, we see striking differences in temperature and precipitation. December features much colder temperatures, with a minimum of -16°C (3°F) and an average around 0°C (33°F), while September enjoys milder conditions with a minimum of 0°C (33°F) and an average of 15°C (59°F). Precipitation levels are comparable, with December receiving 126 mm (5.0 in) over 11 days, while September has slightly more at 170 mm (6.7 in) across 13 days. Additionally, December's high humidity of 89% contrasts with September's lower humidity of 74%, making December feel much colder and damp. For further insights on September's climate, you can check out the detailed information here: weather in September.
December and October present contrasting weather patterns. In December, temperatures plummet to a minimum of -16°C (3°F) and hover around an average of 0°C (33°F), while reaching a maximum of 12°C (53°F). The month is characterized by higher precipitation levels of 126 mm (5.0 in) over 11 days, accompanied by a humidity of 89%. In comparison, October enjoys mild temperatures with a minimum of -1°C (31°F), an average of 10°C (50°F), and a maximum of 22°C (73°F). Precipitation during October is lower at 96 mm (3.8 in) across 10 days, with a slightly lower humidity of 88%. For more details, you can check the weather in October.
In December, temperatures take a notable plunge, with minima reaching -16°C (3°F) and an average temperature of 0°C (33°F), compared to November, where the averages were milder at a minimum of -11°C (12°F) and an average of 5°C (42°F). While both months experienced precipitation on 11 days, December's lower temperatures accompany a decrease in average rainfall, totaling 126 mm (5.0 in) against November's 154 mm (6.1 in). Furthermore, humidity levels remain high in both months, at 89% in December and 90% in November. For a closer look at November's weather patterns, you can check this link: weather in November.
As December unfolds, Skofja Loka transforms into a winter wonderland, with temperatures that dip more dramatically than in preceding months, showcasing a stark contrast to the milder autumn days. The chilly air, with a significant rise in humidity, makes the environment feel even colder, while an increase in precipitation days adds a touch of serenity to the landscape. While the month experiences an average temperature hovering around freezing, the landscape is often graced with a beautiful blanket of snow, setting a picturesque scene. This shift not only marks the transition to winter but also highlights the unique climatic character of December in Slovenia. For further insights on the seasonal variations, check our detailed Climate section.