Last updated: January 18, 2025
The climate of Solothurn, Switzerland, is classified as Cfb under the Köppen-Geiger system, indicating a temperate oceanic climate characterized by mild temperature variations throughout the year. During the peak of winter, temperatures can plummet to a minimum of -16°C (3°F) in January, while the summer months witness warmer conditions with averages reaching around 10°C (51°F). The warmest month, July, can see temperatures soar to a maximum of 37°C (98°F), showcasing the region's capacity for significant warmth despite its overall temperate classification. This blend of seasonal contrasts provides a unique and varied climate, enriching the natural landscape and cultural experiences of Solothurn.
In Solothurn, Switzerland, temperature patterns exhibit distinct seasonal variations that reflect a temperate climate. The winter months of January to March bring frigid lows, with January recording a minimum of -16°C (3°F), gradually warming to -13°C (8°F) by March. By April, temperatures begin to rise noticeably, with averages moving from 10°C (50°F) in April to 13°C (56°F) in May, heralding the arrival of spring. June marks a significant transition into summer, where temperatures soar, reaching maximums of 34°C (94°F), before peaking in July, with an impressive high of 37°C (98°F). As summer wanes, September maintains warm conditions, but temperatures gradually cool, leading to a mild October with average highs around 24°C (76°F). By December, the cycle returns to winter, with temperatures dipping to a chilly -7°C (20°F), signaling the close of the year. Throughout the year, the climate in Solothurn is characterized by a harmonious blend of seasonal warmth and cold, creating a diverse atmospheric backdrop.
Solothurn experiences a temperature range from a minimum of -13°C (9°F) in January to a maximum of 35°C (95°F) in July, making its summers quite warm. In contrast, Dornach sees slightly colder temperatures, with a minimum of -14°C (7°F) in February and a peak of 37°C (98°F) in July, indicating even hotter summer days. For more detailed information on the climate, you can explore the links: monthly temperatures in Solothurn and monthly temperatures in Dornach.
Precipitation patterns in Solothurn, Switzerland, demonstrate a notable variation throughout the year, with the highest rainfall typically occurring in late spring and summer. May stands out as the wettest month, averaging 143 mm (5.6 in) of rain over approximately 17 days. Following closely are June and July, each receiving around 131 mm (5.1 in) and 138 mm (5.4 in) respectively, with precipitation distributed over 16 days. The winter months, particularly January and March, also see significant rainfall, with January recording 96 mm (3.8 in) and March slightly higher at 95 mm (3.8 in), contributing to a cool and damp atmosphere.
As the seasons progress, a trend emerges where spring and early summer are marked by increased precipitation, gradually tapering off towards the fall. The latter months, including October and November, provide moderate rainfall, with 100 mm (3.9 in) in October and 76 mm (3.0 in) in November, while December experiences a resurgence with 130 mm (5.1 in) of snow or rain over 18 days. Overall, Solothurn showcases a varied precipitation profile that accentuates both the lush growth of vegetation during wet months and the distinct seasonal transitions characteristic of a temperate climate.
In Solothurn, Switzerland, sunshine duration exhibits a captivating seasonal trend, illustrating the transition from the shorter, cloudier days of winter to the long, sun-drenched hours of summer. January begins with a modest 155 hours of sunshine, which gradually increases to 294 hours by March as days lengthen and the sun begins to emerge with greater intensity. April continues this upward trajectory, with sunshine hours reaching 356 hours, laying the groundwork for the vibrant bloom of late spring. The peak sunshine period occurs during the summer months, with July basking in an impressive 416 hours of sunshine, followed closely by August with 384 hours. This abundance of sunlight not only enhances the region's natural beauty but also supports outdoor activities and tourism.
As the calendar shifts towards autumn, a gradual decline in sunshine hours becomes evident, reflecting the seasonal transition. September still enjoys a generous 324 hours of sunshine, but by October, this drops to 278 hours, signaling the onset of shorter days. November sees a further reduction, with only 215 hours, while December offers the least sunshine at 178 hours, often bringing cloudy and dreary days. This seasonal pattern underscores the strong contrast between the sunlit vibrancy of summer and the more subdued, overcast conditions of winter in Solothurn, making the warm months a cherished time for residents and visitors alike.
The UV Index in Solothurn, Switzerland, exhibits significant seasonal variation, reflective of changing sun angles and exposure times throughout the year. During the winter months, the UV Index is relatively low, peaking at 2 in January and December, indicating minimal sun exposure risk; individuals can remain outside for up to 45 minutes without significant danger of sunburn. As spring approaches, UV levels start to rise, with March recording a moderate 5, and April climbing to 6, necessitating shorter burn times of 30 minutes and 25 minutes, respectively. This gradual increase signals the importance of sun protection as the days grow longer and sunnier.
The summer months present the highest UV Index readings, reaching a peak of 9 in both June and July, categorized as "very high." During this period, the recommended burn time drops dramatically to just 15 minutes due to increased sun intensity, emphasizing the necessity for sun safety measures. August sees a slightly lower index of 8, yet caution remains essential as summer transitions into early fall. By September, the UV Index declines to 6, and as fall progresses, it returns to moderate levels with an index of 4 in October, before leveling out to 2 once again in November and December. Understanding these UV Index patterns is vital for residents and visitors to ensure appropriate sun protection throughout the changing seasons.
UV Risk Categories
In Solothurn, Switzerland, daylight duration exhibits a clear seasonal rhythm, reflecting the profound impact of changing sun angles throughout the year. The year begins with 8 hours of daylight in January, gradually increasing to 10 hours in February. As spring unfolds, daylight hours extend to 11 hours in March and reach 13 hours by April, culminating in the long days of May and June, where residents enjoy a maximum of 15 hours of sunlight. This increase sets the stage for vibrant outdoor activities and the displaying of natural beauty during the warmer months as sunlight graces the region for extended periods.
However, as summer transitions to fall, daylight hours begin to gradually decline. July retains the peak of 15 hours, but by August, there is a slight reduction to 14 hours. September further diminishes to 12 hours, while October and November see a significant drop to 10 hours and 9 hours respectively. The year concludes with another 8 hours in December, mirroring the beginning of the year. This cyclical pattern of daylight duration not only informs residents about the changing seasons but also shapes the rhythm of life in Solothurn, from winter's cozy indoor retreats to the summer's lively outdoor gatherings.
Dornach, Switzerland experiences a temperate climate with distinct seasonal variations. Winter temperatures range from a minimum of -14°C (7°F) in February to a maximum of 16°C (61°F) in January, while summers can peak at 37°C (98°F) in July. Precipitation levels are highest in May (133 mm) and December (129 mm), with summer months also receiving substantial rainfall. This charming town enjoys ample sunshine, particularly in July with 413 hours, contributing to its beautiful landscapes. For more detailed climate information, visit Dornach climate.
Solothurn, Switzerland experiences a diverse climate characterized by cold winters and warm summers. January brings temperatures as low as -13°C (9°F), while July sees highs reaching up to 35°C (95°F). Precipitation is highest in May and August, with averages of 149 mm (5.9 in) and 145 mm (5.7 in) respectively. The sunniest months are typically June and July, with over 400 hours of sunshine, promoting enjoyable summer activities. For more detailed information, visit Solothurn climate.
In conclusion, Solothurn, Switzerland, showcases a dynamic interplay of climate, sunlight, and seasonal changes that profoundly influence its natural environment and the lifestyle of its inhabitants. With its temperate oceanic climate, characterized by distinct seasonal temperature swings and varying precipitation, the region adapts beautifully throughout the year. Coupled with the significant variations in sunshine duration and UV Index, residents and visitors alike must remain mindful of sun safety and seasonal activities. As Solothurn transitions from the crisp winters to the vibrant warmth of summer, the patterns of temperature, daylight, and UV exposure create a unique backdrop, enriching both the landscape and the cultural experiences of this picturesque Swiss town.