Last updated: January 18, 2025
Ljubljana, Slovenia, epitomizes a temperate oceanic climate classified under the Köppen-Geiger system as Cfb. Characterized by its mild and wet conditions, the city experiences a diverse range of temperatures throughout the year. In the coldest month of December, temperatures can plummet to a minimum of -17°C (1°F), while the warmth of August can peak at a maximum of 35°C (96°F). The annual average temperature stands at a comfortable 11°C (52°F), making Ljubljana an inviting destination for those who appreciate moderate weather patterns.
Ljubljana experiences well-defined seasonal temperature patterns that reflect a typical temperate climate. Winters are notably cold, with January and February highlighting the chill, where minimum temperatures dip to around -16°C (4°F) and -14°C (8°F), respectively, while averages hover around 0°C (33°F) to 3°C (38°F). As spring unfolds in March and April, temperatures begin to rise, reaching averages of 6°C (43°F) and 10°C (50°F), with maximums climbing toward 26°C (79°F). The warmth of summer is evident in July and August, when temperatures frequently peak at around 34°C (93°F) to 35°C (96°F), supported by pleasant averages of 21°C (70°F). Moving into autumn, the temperature gradually declines, with September showcasing a comfortable average of 16°C (60°F) before diminishing to 2°C (35°F) in December. This cyclical temperature shift not only marks the passage of seasons but also shapes the vibrant lifestyle and outdoor activities in Ljubljana throughout the year.
Stanezice, Crna Vas, and Ljubljana all experience a similar climate, with minimum temperatures dipping to -15°C (6°F) in December and maximums rising to 35°C (96°F) in August. For detailed monthly temperatures, you can visit the respective links: monthly temperatures in Stanezice, monthly temperatures in Crna Vas, and monthly temperatures in Ljubljana.
Ljubljana experiences a variable precipitation pattern throughout the year, with rainfall peaking during the spring and autumn months. January typically sees 50 mm (2.0 in) of precipitation over about 6 days, gradually increasing to 87 mm (3.4 in) in February and peaking in April at 95 mm (3.7 in). The arrival of May brings significant rainfall, reaching 164 mm (6.5 in) over 19 days, marking it as one of the wettest months. This is followed by a mix of precipitation and warm temperatures, as June and July receive 86 mm (3.4 in) and 102 mm (4.0 in), respectively, before August maintains a high of 105 mm (4.1 in).
As the seasons transition into autumn, precipitation remains substantial, particularly in September with 158 mm (6.2 in). October and November also showcase notable rainfall at 96 mm (3.8 in) and 132 mm (5.2 in) over 9 and 11 days, respectively. December rounds out the year with 119 mm (4.7 in) of precipitation, providing a consistent dampness that contributes to Ljubljana's lush green landscapes. Overall, the city’s climate is characterized by its relatively even distribution of rainfall, which supports diverse flora and contributes to the area's vibrant ecosystem.
Ljubljana experiences a remarkable increase in sunshine duration as it transitions from the gloomy winter months into the vibrant warmth of summer. Beginning with a modest 178 hours of sunshine in January, daylight hours start to rise noticeably by February, reaching 219 hours. March marks a turning point, with 308 hours, paving the way for a steady ascent. As spring progresses, April and May see sunshine totals of 335 hours and 360 hours, respectively, creating an inviting atmosphere that encourages outdoor activities. The peak of sunshine occurs in the summer months, with July boasting an impressive 424 hours, while August remains substantial at 391 hours.
As summer transitions into autumn, sunshine hours begin to recede, with September still enjoying a healthy 316 hours, but falling to 284 hours in October. The decline continues through late autumn and into winter, where November and December yield only 208 hours and 207 hours of sunshine. This seasonal fluctuation highlights the contrast between Ljubljana's sun-drenched summers and its cooler, cloudier winters, making the city a captivating destination for those who relish the beauty of seasonal changes and the varying light throughout the year.
In Ljubljana, the UV Index exhibits significant seasonal variability, reflecting the changing intensity of sunlight throughout the year. During the winter months, January and December present a low UV Index of 2, with a relatively safe exposure duration of up to 45 minutes before the risk of burning increases. As February arrives, the UV Index climbs to 3, indicating moderate exposure and a decreased burn time of 30 minutes. Spring brings further elevation, with March reaching a UV Index of 5, and April marking the beginning of high exposure at 6. Here, burn times decrease to 25 minutes, urging residents and visitors to take precautions as they enjoy the blossoming outdoor environment.
The summer months see peak UV Index values, with June and July recording a notably high rating of 9, categorized as very high, allowing for only 15 minutes of safe sun exposure without protection. August slightly dips to 8, yet still requires vigilance due to the intense sun. As autumn approaches, the UV Index begins to decline, with September registering at 7 and burn times extending back to 25 minutes. By October and November, exposure risks moderate again, with UV values dropping to 5 and 3, before returning to 2 in December. This pattern emphasizes the importance of sun safety measures, especially during the warmer months when the sun's rays are most potent in Ljubljana.
UV Risk Categories
In Ljubljana, daylight duration follows a clear seasonal rhythm, gradually increasing from the depths of winter to the height of summer. Starting with just 9 hours of daylight in January, the days slowly lengthen, reaching 10 hours in February and extending further to 11 hours by March. As spring unfolds, daylight hours increase more noticeably, with April boasting 13 hours and May enjoying 14 hours. The summer solstice in June highlights this trend, offering the year’s maximum of 15 hours, a duration maintained through July, making it the perfect time for outdoor activities and exploration.
As summer transitions into autumn, daylight begins to taper off. In August, daylight remains ample at 14 hours, but this gradually decreases, with September bringing 12 hours. The decline continues into October with 10 hours, and by November, Ljubljana sees just 9 hours of daylight. Finally, December ushers in the shortest days of the year, offering only 8 hours of light. This cyclical pattern not only defines the city’s seasonal charm but also influences lifestyle and activities, encouraging residents to make the most of the longer days in summer.
The climate in Crna Vas, Slovenia, features cold winters with January temperatures averaging around 1°C (34°F) and dropping as low as -15°C (6°F) in December. Summers are warm, particularly in July and August, when average temperatures reach 21°C (70°F) and maximums can exceed 35°C (96°F). Precipitation is highest in May, with 166 mm (6.5 in), while summer months see around 84-100 mm (3.3-3.9 in). The region enjoys ample sunshine, particularly in June and July, boasting over 400 hours of sunlight each month. For more detailed information, visit Crna Vas climate.
Ljubljana, Slovenia experiences a continental climate with distinct seasons. Winters can be cold, with January temperatures ranging from -12°C to 12°C, while summer months like July see averages around 21°C and peaks at 34°C. Precipitation is highest in late spring, notably in May with 166 mm, and the city enjoys the most sunshine in summer, particularly in July with 427 hours. This variation creates a vibrant climate throughout the year, ideal for outdoor activities. For more detailed information, visit Ljubljana climate.
Spodnje Gameljne, Slovenia, experiences a continental climate characterized by distinct seasonal variations. Winter temperatures can drop as low as -15°C (6°F) in December, while summer highs often reach up to 35°C (96°F) in August. Precipitation is heaviest in May, totaling 166 mm (6.5 in), with a generally wet period from spring to autumn. The region enjoys ample sunshine, peaking in July with 427 hours of sun, providing a bright and warm setting during the summer months. For more detailed information, visit Spodnje Gameljne climate.
The climate in Srednje Gameljne, Slovenia, is characterized by distinct seasonal variations. Winters are cold, with temperatures in January dipping to as low as -16°C (4°F), while summers can be warm, reaching up to 35°C (95°F) in August. Precipitation peaks in spring and summer, with May experiencing the highest at 159 mm (6.3 in). Sunshine hours are abundant during the summer months, culminating in 415 hours of sunshine in July. For more detailed information, visit Srednje Gameljne climate.
Stanezice, Slovenia, experiences a continental climate with distinct seasonal variations. Winter months like January and February see temperatures range from -12°C to 19°C, while summer months such as July and August can reach highs of 34°C to 35°C. Total annual precipitation peaks in May and September, averaging around 166 mm and 159 mm respectively, while sunshine hours are abundant in summer, peaking at 427 hours in July. For more detailed information, visit Stanezice climate.
In conclusion, Ljubljana's climate presents a captivating blend of seasonal variations characterized by temperature fluctuations, precipitation patterns, and sunlight exposure. The city endures cold winters with moderate UV Index levels and limited daylight hours, transitioning into vibrant spring and summer months marked by increased warmth, ample sunshine, and high UV exposure. As the seasons shift, residents and visitors alike can appreciate the natural beauty and outdoor opportunities that Ljubljana offers throughout the year. By being mindful of the UV Index and daylight duration, individuals can enjoy their time in this picturesque city while embracing the unique characteristics of each season.