Last updated: January 18, 2025
Kostanjevica na Krki, Slovenia, is characterized by a Cfb climate according to the Köppen-Geiger classification, indicative of a temperate maritime climate. This picturesque locale experiences a temperature range that varies significantly across seasons, with a minimum of -15°C (6°F) recorded in January during the depths of winter, and an impressive maximum of 39°C (103°F) reached in the sweltering month of August. The average annual temperature of 12°C (54°F) reflects the region’s moderate climate, which influences both its natural beauty and the lifestyle of its residents.
In Kostanjevica na Krki, Slovenia, temperature patterns showcase distinct seasonal trends that reflect the region's temperate climate. Winter months, particularly January and February, experience minimum temperatures plummeting to about -15°C (6°F) and -11°C (12°F), with averages around 1°C (34°F) and 4°C (40°F) respectively, while maximums range up to 21°C (69°F). As spring unfolds, temperatures gradually rise with March recording an average of 7°C (45°F) and April reaching 12°C (53°F), signaling a shift toward warmer days. The arrival of summer brings a significant surge in temperatures, peaking in August with a notable maximum of 39°C (103°F) alongside a stable average of 22°C (73°F). As autumn arrives, temperatures begin to cool, with September averaging 17°C (63°F) before dipping into the lower averages of November. This cyclical variation between the contrasting extremes of winter cold and summer warmth captures the essence of Kostanjevica na Krki’s climate.
Kostanjevica na Krki experiences a wide range of temperatures throughout the year, with a minimum of -15°C (6°F) in January and a maximum of 39°C (103°F) in August, highlighting the region's continental climate. For more details on the monthly temperatures, visit monthly temperatures in Kostanjevica na Krki.
Kostanjevica na Krki, Slovenia, experiences a precipitation pattern characterized by its seasonal variation, with distinct wet and dry periods throughout the year. January begins the year with relatively low rainfall at 45 mm (1.8 in) over approximately 8 days, but this amount increases significantly in February to 70 mm (2.7 in). The spring months see a further rise, with April experiencing the highest monthly total for early spring at 76 mm (3.0 in) as rain becomes more frequent, while May peaks at 140 mm (5.5 in), marking the transition into a wetter period with rain on 18 days.
As summer approaches, precipitation remains notable, with June and July averaging 93 mm (3.7 in) each, along with consistent rainfall occurring over 12 days. The onset of autumn brings heightened moisture levels, particularly in September with 120 mm (4.7 in), creating a lush backdrop as nature transitions. The later months of the year, including November and December, continue to see significant precipitation, maintaining totals around 99 mm (3.9 in) and 96 mm (3.8 in) respectively, as the region prepares for winter. This continuous cycle of rainfall is vital for sustaining the rich biodiversity of Kostanjevica na Krki.
In Kostanjevica na Krki, Slovenia, sunshine duration exhibits a clear seasonal trend characterized by a steady increase from winter to summer. Starting the year with a modest 161 hours of sunshine in January, the region sees a gradual rise through February and March, reaching 307 hours as spring approaches. This upward trajectory continues into April, with a recorded 333 hours of sunshine, suggesting that longer daylight hours and clearer skies accompany the transition to warmer weather. By May, the trend accelerates as sunshine hours peak at 367 hours, setting the stage for the summer months.
The summer season truly shines in Kostanjevica na Krki, with July recording an impressive 424 hours of sunshine, the highest of the year. August remains bright with 390 hours, although a slight decline occurs as the days begin to shorten. As autumn settles in, a decrease in sunshine is evident, with September dropping to 323 hours and continuing down to 288 hours by October. November marks a notable low, capturing only 189 hours, indicative of the region's transition into the colder months. This seasonal fluctuation highlights the importance of sunlight not only for regional climate but also for the lifestyle and agricultural practices in this charming part of Slovenia.
In Kostanjevica na Krki, Slovenia, the UV Index demonstrates a significant seasonal variation, reflecting the changing intensity of sunlight throughout the year. During the winter months, January and February have relatively low UV Index ratings of 2 and 3, categorized as low to moderate, with burn times of 45 minutes and 30 minutes respectively. As spring approaches, the UV Index climbs, peaking at 6 in April and maintaining a moderate to high exposure category, which signifies a growing need for sun protection. By May, the Index reaches 8, indicating a very high level of UV radiation and a stark reduction in recommended burn time to just 15 minutes.
The summer months are characterized by the highest UV Index readings, with both June and July reaching 9, also classified as very high, prompting caution for outdoor activities. August sees a slight decrease to 8 but still demands vigilance regarding sun exposure. As autumn begins, the UV Index gradually declines, falling to 6 in September, and transitioning back to a moderate level by October with an Index of 5. The cycle concludes with lower UV exposure in November and December, where the Index reverts to 3 and 2, allowing for safer outdoor experiences, particularly for those sensitive to sun exposure. This fluctuation underlines the importance of adjusting sun safety measures according to the changing seasons in Kostanjevica na Krki.
UV Risk Categories
In Kostanjevica na Krki, Slovenia, daylight duration varies markedly throughout the year, reflecting the region's seasonal changes. The year begins with limited daylight, with January offering just 9 hours. This gradually increases as February brings 10 hours, and March extends to 11 hours, signaling the awakening of spring. As the days grow longer, April provides 13 hours of daylight, followed by May with 14 hours, fostering vibrant flora and a lively atmosphere as summer approaches.
The peak daylight duration occurs in the summer months of June and July, where the days last an impressive 15 hours, allowing for extended outdoor activities and enjoyment of nature. As August rolls in, daylight begins to recede slightly but remains substantial at 14 hours. The transition into autumn sees daylight drop to 12 hours in September and further decline to 10 hours in October. By the end of the year, November offers 9 hours, and December dwindles to just 8 hours, marking the return of shorter days and the onset of winter. This dynamic change in daylight duration not only influences daily life in Kostanjevica but also plays a crucial role in shaping the region’s biodiversity and seasonal activities.
Kostanjevica na Krki experiences a diverse climate with cold winters and warm summers. January temperatures can drop to -15°C (6°F), while August sees highs of 39°C (103°F). Rainfall varies throughout the year, peaking at 140 mm (5.5 in) in May, while sunshine hours are highest in July with 424 hours. The transition from winter to summer showcases a significant increase in both temperature and precipitation. For more detailed information, visit Kostanjevica na Krki climate.
In summary, Kostanjevica na Krki, Slovenia, exhibits a rich tapestry of climatic and environmental variations that shape its seasonal character. From temperature fluctuations that span from icy winter lows to scorching summer highs, to monthly changes in precipitation and sunlight duration, the region offers a dynamic climate that influences the lifestyle and natural beauty of the area. Furthermore, the UV Index and daylight duration highlight the need for seasonal awareness and sun safety practices. By recognizing these intricate patterns, residents and visitors alike can better appreciate the unique rhythm of Kostanjevica na Krki, fostering a deeper connection to its vibrant landscape and diverse habitats.