Last updated: January 18, 2025
Sibiu, Romania, is characterized by a Dfb climate classification according to the Koppen-Geiger system, which denotes a humid continental climate. The region experiences a remarkable temperature range, with winter lows plunging to -29°C (-19°F) in January, while summer peaks can soar to 38°C (100°F) in August. The annual average temperature hovers around 10°C (50°F), reflecting the diverse seasonal contrasts that define Sibiu's weather. This climatic variability shapes both the natural environment and the lifestyle of its residents, making Sibiu a fascinating subject for climatological studies.
Sibiu, Romania, experiences distinct seasonal temperature patterns that vividly illustrate the transition from winter to summer and back again. In the depths of winter, January and February bring frigid temperatures, with lows dipping as low as -29°C (-19°F) and -21°C (-5°F), while daily averages remain below freezing. As spring emerges, March and April herald a gradual warming, with average temperatures climbing to 4°C (40°F) and 9°C (49°F), respectively, and maximums reaching 29°C (84°F) by late April—a precursor to the summer heat. The summer months of June, July, and August are characterized by significantly milder nights and soaring daytime highs, peaking at 38°C (100°F) in August. As autumn unfolds, temperatures begin to drop again, with September showcasing a comfortable average of 16°C (61°F) followed by cooler months, culminating in December's return to winter chill, where temperatures can plunge to -19°C (-2°F). This cyclical temperature progression underscores Sibiu's humd continental climate and its pronounced seasonal contrasts.
In the region of Sibiu, Poiana Sibiului experiences a minimum temperature of -21°C (-5°F) in January and a maximum of 32°C (90°F) in August, as detailed in the monthly temperatures in Poiana Sibiului. Biertan records even colder winters with a minimum of -29°C (-19°F) in January, while its summer peaks reach a high of 36°C (98°F), as shown in the monthly temperatures in Biertan. Meanwhile, Sibiu itself has a January minimum of -26°C (-15°F) and an August maximum of 33°C (92°F), which can be explored further through the monthly temperatures in Sibiu.
Sibiu, Romania, exhibits a varied precipitation pattern throughout the year, with noticeable peaks in the late spring and early summer months. January begins with relatively lower rainfall, recording 38 mm (1.5 in) over approximately 8 days. However, as spring approaches, March experiences a notable increase in precipitation, reaching 68 mm (2.7 in). This trend continues into May and June, where rainfall peaks at 128 mm (5.1 in) and 133 mm (5.2 in), respectively, contributing to a lush and vibrant landscape during this season. The higher frequency of rain during these months emphasizes the transition from the dry winter to a more humid spring.
During the summer months, July and August still experience significant precipitation, albeit slightly reduced, with 110 mm (4.3 in) and 79 mm (3.1 in) falling over 14 and 9 days, respectively. As autumn sets in, precipitation begins to taper off, with September's 57 mm (2.2 in) followed by October and November recording 52 mm (2.1 in) and 42 mm (1.7 in) over fewer days. The winter months of December and January see a resurgence in precipitation, particularly notable in December with 76 mm (3.0 in), suggesting a complex interplay between seasonal changes and precipitation in Sibiu's climate. This dynamic hydrological cycle plays a crucial role in shaping the local environment and agricultural practices throughout the year.
In Sibiu, Romania, sunshine duration showcases a clear seasonal pattern, characterized by a steady increase from the cold, gray winter months into the vibrant warmth of summer. Starting with 168 hours in January, sunlight exposure is limited, contributing to the chill of the season. As winter wanes, February sees a slight uptick to 223 hours, followed by a more significant rise in March, with the total reaching 285 hours. The transition into spring confirms brighter days, peaking in April at 342 hours, and culminating in May with 384 hours, setting the stage for the sun-filled summer that follows.
The summer months exhibit the highest sunshine durations, with July taking the lead at 414 hours, closely followed by August at 400 hours. This peak indicates favorable conditions for outdoor activities and agriculture, where ample sunlight enhances growth. However, as the seasons progress toward autumn, sunshine begins to retreat, with September recording 334 hours before dipping into the lower totals of October (282 hours) and November (221 hours). By December, the year closes with just 179 hours of sunlight, marking a return to the subdued lighting characteristic of winter. This cyclical pattern not only reflects the annual rhythm of light in Sibiu but also significantly influences the region’s climate and lifestyle, showing how the dynamics of sunshine can shape the experience of each season.
In Sibiu, Romania, the UV Index reflects significant variation throughout the year, closely tied to seasonal changes in sunlight intensity. Starting from January, the UV Index is relatively low at 2, indicating minimal risk of harm from unprotected sun exposure, with a burn time of 45 minutes. As winter progresses into late February, the index rises to 4, transitioning to a moderate exposure category. The onset of spring in March marks a noticeable increase, with the UV Index reaching 6 and continuing to elevate to 7 in April as the sun's position climbs higher in the sky, resulting in a short burn time of just 25 minutes.
The summer months bring the highest UV Index values, peaking in May and June at 8 and 10, respectively, categorizing the exposure as very high and necessitating protective measures for outdoor activities, with a burn time reduced to just 15 minutes. Throughout July and August, the index remains elevated at 9, highlighting the importance of sun safety during these periods. As autumn approaches, the UV Index begins to decrease, dropping to 7 in September and continuing its decline until it reaches 2 by December. This seasonal pattern emphasizes the need for vigilance during the summer months while also reminding residents to adapt their sun protection habits as seasonal sunlight wanes throughout the year.
UV Risk Categories
In Sibiu, Romania, daylight duration exhibits a clear progression throughout the year, showcasing the natural rhythm of light that influences daily life and activities. Starting with 9 hours of daylight in January, the winter months are characterized by shorter days and longer nights. This duration gradually increases, reaching 10 hours in February and extending to 11 hours by March. As spring unfolds, there is a significant leap in sunlight exposure, culminating in 13 hours in April and 14 hours in May, marking the onset of warmer, brighter days.
The summer months of June and July offer the longest daylight hours, each providing 15 hours. This abundance of sunlight encourages outdoor activities and fosters a vibrant atmosphere in the region. As summer transitions into autumn, daylight gradually wanes, with August seeing 14 hours, followed by a decrease to 12 hours in September. The decline continues into October with 10 hours, and by December, daylight is reduced to a mere 8 hours, signaling the return to winter's shorter days. This cyclical pattern of daylight duration is integral to life in Sibiu, impacting everything from agricultural practices to social activities throughout the year.
Biertan, Romania experiences a continental climate with cold winters and warm summers. January sees temperatures ranging from -29°C to 15°C, while July reaches highs of 35°C. Precipitation peaks in May and June with 107 mm and 122 mm, respectively, contributing to a humid environment. The region enjoys ample sunshine, particularly in summer, with July boasting 420 hours. For more detailed information, visit Biertan climate.
Poiana Sibiului, Romania experiences a varied climate with cold winters and mild summers. January and February are the coldest months, with average temperatures around -3°C (26°F) and 0°C (32°F), respectively, while July and August reach average highs of 18°C (64°F) and 19°C (66°F). Precipitation is highest in late spring and early summer, particularly in May and June, which see around 174 mm (6.9 in) of rainfall each. The region enjoys abundant sunshine from March to August, peaking in July with about 412 hours. For more detailed information on the weather patterns, visit Poiana Sibiului climate.
Sibiu, Romania experiences a continental climate with cold winters and warm summers. January temperatures can drop as low as -26°C (-15°F), while July sees highs around 31°C (88°F). Precipitation is highest in late spring and early summer, peaking at 147 mm (5.8 in) in May and June. Sunshine hours are abundant from April to July, with July averaging 409 hours of sunshine. For more details, visit Sibiu climate.
In conclusion, the climate and environmental conditions in Sibiu, Romania, present a rich tapestry of seasonal diversity that profoundly influences the local lifestyle and ecosystem. From the humd continental climate marked by significant temperature variations and precipitation patterns, to the dynamic shifts in sunshine and UV radiation throughout the year, the region's weather is both complex and captivating. As residents navigate the extremes of winter cold and summer warmth, they must also adapt to the changing daylight durations and varying UV indexes that accompany each season. Understanding these climatic nuances is essential for appreciating the natural beauty and environmental challenges that shape daily life in Sibiu, highlighting the importance of seasonal awareness for both locals and visitors alike.