Last updated: January 18, 2025
Iaşi, Romania presents a diverse climate, classified under the Koppen-Geiger climate classes of Dfb (continental) and Cfb (maritime). The region experiences a significant temperature range, with winter minimums plummeting to -24°C (-12°F) in January, while summer temperatures can soar to 37°C (99°F) in August. On average, Iaşi enjoys a mild temperature of 11°C (52°F), fostering a unique seasonal tapestry that influences both ecological patterns and human activity in this vibrant city.
In Iaşi, Romania, temperature patterns exhibit a striking seasonal variability that shapes the region's climate throughout the year. Winter months, particularly January and February, bring frigid conditions, with minimum temperatures dropping as low as -24°C (-12°F) and -21°C (-5°F) respectively, while average temperatures hover around freezing. As spring approaches, temperatures gradually rise, showcasing a marked transition in March and April with averages climbing from 5°C (41°F) to 11°C (52°F), and maximums reaching 28°C (83°F). The onset of summer sees peak temperatures, with July and August recording averages of 22°C (72°F) and 23°C (73°F), respectively, along with maximums that can hit 37°C (99°F). As autumn arrives, temperatures decline again, dropping from July highs to October averages of 12°C (54°F) and November lows entwining around -9°C (15°F), ultimately returning the cycle to the chill of winter by December. This dynamic range of temperatures not only illustrates Iaşi's climatic diversity but also influences the life and activities in the region across the seasons.
Cozia experiences a minimum temperature of -21°C (-5°F) in February and a maximum of 36°C (98°F) in August, as detailed in the monthly temperatures in Cozia. In Iasi, the temperatures range from a minimum of -20°C (-4°F) in February to a maximum of 37°C (99°F) in August, according to the monthly temperatures in Iasi. Poiana records a minimum of -20°C (-4°F) in January and reaches up to 37°C (98°F) in August, highlighted in the monthly temperatures in Poiana.
Iaşi, Romania experiences a distinct pattern of precipitation throughout the year, characterized by variable monthly totals and rainfall days. The winter months of January and February are relatively drier, with 23 mm (0.9 in) and 37 mm (1.4 in) of precipitation, respectively, falling over just a few days. As spring unfolds, precipitation begins to increase, peaking in June with 107 mm (4.2 in) over an average of 14 days. This spike marks the transition into the lushness of summer, with May contributing significantly as well with 68 mm (2.7 in).
Following the summer peak, July experiences a substantial rainfall total of 67 mm (2.6 in), but the subsequent months see a decline, with August and September recording 42 mm (1.7 in) and 33 mm (1.3 in), respectively. Autumn precipitation levels remain relatively stable, with totals around 34 mm (1.3 in) in October and 31 mm (1.2 in) in November. By December, precipitation rises again to 53 mm (2.1 in), showcasing Iaşi's wettest months occurring in late spring and early summer. This seasonal variation not only contributes to the region's climate but also influences its agriculture and natural landscapes.
In Iaşi, Romania, sunshine duration reveals notable seasonal trends that significantly influence the region's climate and overall ambiance. Starting from the depths of winter, January sees a modest 156 hours of sunshine, which gradually increases as the seasons change. By March, sunshine hours rise sharply to 295 hours, signaling the arrival of spring, with April and May further enhancing this trend, reaching 344 hours and 395 hours respectively. This build-up culminates in the summer months, with June and July offering the maximum sunshine of the year—409 hours and 427 hours—ensuring long, bright days that invigorate both the landscape and local activities.
As summer transitions to autumn, a noticeable decline in sunshine hours begins. August remains fairly bright with 408 hours, but by September, the total drops to 333 hours, marking the start of shorter days. The trend continues into October, where sunshine diminishes further to 282 hours, and November experiences a significant reduction to just 200 hours. By December, the cycle returns to low sunlight levels, totaling only 159 hours. This seasonal fluctuation not only affects the mood and lifestyle of Iaşi's residents but also plays a crucial role in the region's agricultural practices and natural ecosystems.
In Iaşi, Romania, the UV Index displays significant seasonal variation, reflecting the changing intensity of solar radiation throughout the year. During the winter months, particularly January and December, the UV Index remains low at 2, allowing for safer outdoor activities with a burn time of 45 minutes. As winter transitions to spring, the UV Index gradually increases, reaching 3 in February and 5 by March, indicating moderate exposure levels. This shift prepares residents for heightened UV risks as the days grow longer and sunnier, leading to a marked increase in UV indexes of 6 in April and 8 in May.
The summer months present the highest UV risk, with June and July recording a peak UV Index of 9 and a burn time of just 15 minutes. August gently tapers to 8, yet still poses significant risks for sun exposure. As autumn approaches, the index declines to 7 in September, before dropping further to 4 in October and 3 in November, again indicating moderate levels of UV radiation. The return to winter brings the UV Index back to low levels, emphasizing the importance of sun protection during peak summer months while maintaining awareness throughout the varying seasons.
UV Risk Categories
In Iaşi, Romania, daylight duration experiences a pronounced seasonal cycle, profoundly influencing daily life and activities. January begins with a modest 8 hours of daylight, gradually increasing through February to reach 10 hours. As spring approaches, daylight hours extend to 11 hours in March and further to 13 hours in April, culminating in May when residents enjoy a remarkable 15 hours of sunlight. This gradual increase sets the stage for the summer months, where daylight remains consistently high, peaking at 15 hours in both June and July.
As summer begins to wane, daylight hours gradually decrease, signaling the transition into autumn. August still offers a generous 14 hours of sunlight, but as September arrives, this drops to 12 hours. The decline continues through October and November, where daylight shortens to 10 hours and 9 hours, respectively. By December, daylight shrinks back to 8 hours, mirroring the conditions at the beginning of the year. This cyclical pattern not only affects the lifestyle of Iaşi's residents but also emphasizes the importance of adapting to variations in light across the seasons.
Coada Stancii, Romania experiences a diverse climate throughout the year, with January temperatures ranging from a minimum of -18°C to a maximum of 13°C. Warmest months are July and August, where temperatures can reach up to 36°C. Precipitation peaks in June with 97 mm, while sunshine hours are highest in July at 431 hours. The transition from cold winters to warm summers presents distinct seasonal variations. For more details, visit Coada Stancii climate.
Covasna, Romania experiences a varied climate with cold winters and warm summers. January temperatures plummet to a minimum of -18°C (0°F), while July peaks at 35°C (95°F), showing a significant seasonal contrast. Annual precipitation is highest in June at 95 mm (3.7 in), contributing to lush summers, whereas January records 25 mm (1.0 in). Sunshine hours peak in July with 431 hours, promoting outdoor activities during summer months. For more detailed climate insights, visit Covasna climate.
Cozia, Romania experiences a diverse climate characterized by cold winters and warm summers. January temperatures range from a minimum of -20°C to a maximum of 13°C, while July sees highs up to 35°C. Precipitation peaks in June with 93 mm, contributing to a generally wet summer season. The region enjoys ample sunshine, especially in July, which boasts 433 hours. For more detailed information, visit Cozia climate.
Cucuteni, Romania experiences a diverse climate characterized by cold winters and warm summers. January's temperatures can drop as low as -21°C, while July sees highs of up to 37°C. Precipitation peaks in June at 107 mm, contributing to lush greenery during the summer months. The region enjoys significant sunlight, particularly in July with 424 hours, enhancing the warm weather experience. For more detailed information, visit Cucuteni climate.
Iasi, Romania, experiences a continental climate characterized by cold winters and warm summers. January sees temperatures ranging from -18°C to 13°C, while July can reach up to 35°C. Precipitation is highest in June at 97 mm, and the city enjoys the most sunshine in July with 431 hours. The climate provides a diverse range of weather conditions, making it an interesting destination year-round. For more details, visit Iasi climate.
Poiana, Romania experiences a continental climate characterized by cold winters and warm summers. January sees temperatures ranging from -20°C to 13°C, while July can rise between 9°C and 34°C. Precipitation peaks in June with 127 mm, and sunshine hours are highest in July, reaching 422 hours. The seasonal variations create a picturesque landscape ideal for both winter and summer activities. For more detailed information, visit Poiana climate.
Poiana Marului, Romania, experiences a varied climate throughout the year, with harsh winters and warm summers. January sees temperatures ranging from -20°C to 13°C, while July peaks at a warm 35°C. Precipitation fluctuates, with the highest levels in June (115 mm) and relatively lower totals in winter months, such as January (23 mm). The area enjoys abundant sunshine, especially from May to July, where monthly hours exceed 385. For more detailed information, visit Poiana Marului climate.
In conclusion, Iaşi, Romania, showcases a dynamic and varied climate characterized by significant seasonal fluctuations in temperature, precipitation, sunshine duration, UV Index, and daylight hours. From the cold, low-sunlight winters to the bright, sun-drenched summers, each season brings unique weather patterns that influence the ecological and social fabric of the region. The interplay between these climatic factors not only shapes the natural landscape but also affects the daily lives and activities of the residents, highlighting the importance of seasonal awareness in health, agriculture, and recreation. Understanding these trends allows both locals and visitors to engage more meaningfully with the rhythms of life in Iaşi, fostering appreciation for its rich climatic diversity.