Last updated: August 27, 2025
December in Unterseen, Switzerland showcases a chilly charm, with maximum temperatures peaking at 9°C (49°F) and plunging to a brisk average of -2°C (29°F). As the month progresses, nights can be particularly frosty, with minimum temperatures dipping to -13°C (8°F). This wintry setting is accompanied by significant precipitation, totaling 175 mm (6.9 in) across approximately 17 days, resulting in a moisture-laden atmosphere characterized by 90% humidity. Whether layered in snow or cloaked in mist, Unterseen during December evokes a magical winter escape perfect for cozy getaways and serene landscapes.
In December, Unterseen, Switzerland, ushers in the winter chill with temperatures dipping to a minimum of -13°C (8°F) and an average hovering around -2°C (29°F). This month marks a noticeable drop from the relatively milder conditions of late autumn, as the landscape transforms under a blanket of snow. While daytime highs reach around 9°C (49°F), the overall trend reflects the onset of deep winter, setting the stage for festive mountain activities. December's cold invites visitors to embrace the cozy charm of Swiss traditions, as frosty air fills with the scents of seasonal delights. As the year closes, it's a time of cold beauty and warm gatherings in this picturesque alpine setting.
In December, Unterseen, Switzerland, experiences 175 mm (6.9 in) of precipitation over 17 days, highlighting a significant uptick in rainfall as the year draws to a close. This month stands out with a notable increase compared to the preceding November, which saw only 97 mm (3.8 in) across 13 days. The trend indicates a shift towards wetter conditions, as December’s figures maintain a robust level of precipitation similar to the late spring and summer months, like June and July, both of which recorded over 200 mm. As winter approaches, the increase in precipitation reflects the region's transition into its colder months, suggesting that the snow and rain typical of winter weather are becoming more pronounced. This abundant moisture sets the stage for a scenic, snow-draped landscape, embodying the charm of Unterseen in winter.
In Unterseen, Switzerland, humidity levels display a distinct seasonal rhythm. December sees a steady increase as the year draws to a close, with humidity reaching 90%, similar to the values recorded in January and October. As the colder months set in, humidity tends to rise, peaking notably during the winter. November mirrors this trend with 88%, while the preceding months gradually taper off, from 84% in April to a low of 80% in May and August. As a result, the overall climatic pattern suggests that humidity is generally higher in the colder months, providing a refreshing contrast to the drier summer, culminating in a cozy, damp December ambiance.
In December, the UV Index in Unterseen, Switzerland, drops to a low level of 2, making sun exposure relatively safe for most outdoor activities. With a burn time of approximately 45 minutes, this month contrasts sharply with the peak summer months when the UV Index soared to 10 in June and July, necessitating much shorter safe exposure times of just 15 minutes. The trend throughout the year shows a steady increase in UV radiation from the depths of winter to the brightness of summer, culminating in very high levels in May through August. As we enter the colder months, December offers a reprieve, allowing residents and visitors to enjoy the outdoors without the heightened risk of sunburn. For more information on safety and exposure times throughout the year, visit Unterseen UV Index.
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In December, Unterseen, Switzerland, basks in a modest 195 hours of sunshine, a noticeable dip from the vibrant 361 hours enjoyed in May. This month, characterized by the transition from autumn to winter, showcases a consistent trend of decreasing daylight as we move through the year. While January's light is at its lowest point with just 169 hours, the gradual increase in sunny days begins in February with 229 hours. The sunshine trend peaks in the summer months, with July boasting an impressive 416 hours, before gently tapering off into the cozy, shorter days of winter. As December wraps up the year, it offers a whisper of sunlight that stands in contrast to the bright summer days, creating a beautiful balance in Unterseen’s annual rhythm.
In December, Unterseen, Switzerland experiences a 41% chance of sunny weather, marking a significant transition from the dreary days of November with its 35% likelihood. While the month doesn't reach the peak sunshine probabilities seen in the spring months of April (48%) and March (44%), it does show a promising upward trend compared to the preceding months. As winter sets in, the sunshine chances remain relatively stable, suggesting that although snow may blanket the landscape, clear days are still a distinct possibility. This combination of moderate sunlight and picturesque winter scenery makes December an enchanting time to explore this alpine gem.
As the year unfolds in Unterseen, Switzerland, daylight duration subtly transforms, reflecting the changing seasons. Starting with 8 hours in December, the days become increasingly brighter as winter gives way to spring, with daylight extending to 11 hours by March. The arrival of April heralds a significant leap to 13 hours of daylight, paving the way for the vibrant 15-hour days of May and June. This peak in daylight lasts through July, before gently tapering off in August to 14 hours, signaling the onset of autumn. By September, daylight begins its slow descent to 12 hours, eventually returning to 9 hours in November and mirroring the cycle back to the winter solstice. This rhythmic pattern beautifully showcases the balance of daylight that defines life in this charming Swiss town.
As December settles over Unterseen, Switzerland, the winds pick up slightly, reaching an average of 1.7 m/s (4 mph). This marks a subtle yet notable shift from the calmer breezes of the earlier winter months, suggesting a gentle ushering in of the season's chill. Compared to November's steady pace of 1.5 m/s, the increase hints at the impending transformation of the landscape, where serene snow-dusted vistas await. The winds here remain relatively mild, a consistent theme throughout the year, with only minor fluctuations. Observing this trend, one can appreciate how the December breezes carry not just cooler air, but also the promise of winter's serene beauty enveloping Unterseen.
Weather in Unterseen varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Unterseen, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January both exhibit cold winter temperatures, but January tends to be slightly harsher. While December experiences a minimum temperature of -13°C (8°F) and an average of -2°C (29°F), January records even lower temperatures with a minimum of -19°C (-1°F) and a similar average of -3°C (26°F). Precipitation levels are also different; December has more rainfall at 175 mm (6.9 in) over 17 days, whereas January sees reduced precipitation of 123 mm (4.9 in) across just 12 days. Humidity remains high in both months, slightly increasing from December’s 90% to January’s 92%. For a detailed look at January weather in Unterseen, visit Unterseen weather in January.
December and February present quite contrasting winter weather patterns. In December, temperatures typically range from a chilly -13°C (8°F) at their lowest to a more moderate high of 9°C (49°F), with an average of -2°C (29°F). This month sees substantial rainfall, with about 175 mm (6.9 in) over 17 days and a high humidity level of 90%. In contrast, February experiences even colder minimum temperatures of -18°C (-1°F) but offers a slightly higher maximum of 14°C (58°F) despite an average temperature of -1°C (31°F). Precipitation dwindles significantly to 103 mm (4.0 in) across just 11 days, with a similar humidity level of 89%. For a detailed overview of what to expect, you can check Unterseen weather in February.
In December, the weather is generally milder, with temperatures ranging from a minimum of -13°C (8°F) to a maximum of 9°C (49°F) and an average of -2°C (29°F). This month experiences higher precipitation levels, totaling 175 mm (6.9 in) over about 17 days, along with a high humidity of 90%.
In contrast, March shows a significant drop in the minimum temperature, reaching as low as -23°C (-9°F), but it also boasts a higher maximum temperature of 16°C (60°F) and an average of 2°C (36°F). Precipitation is lower at 125 mm (4.9 in) across 15 days, with humidity slightly reduced to 87%.
For more detailed weather information, you can check Unterseen weather in March.
December and April exhibit stark contrasts in weather conditions. In December, temperatures range from a chilly -13°C (8°F) to a maximum of 9°C (49°F), with an average of -2°C (29°F). This month sees considerable precipitation, totaling 175 mm (6.9 in) across 17 days and high humidity levels of 90%. In contrast, April brings a milder climate, where temperatures fluctuate between -12°C (10°F) and a pleasant high of 19°C (67°F), averaging at 5°C (42°F). Precipitation drops significantly to 94 mm (3.7 in) over just 12 days, and humidity decreases to 84%. For a more detailed look at the weather in April, you can visit Unterseen weather in April.
In December, the weather is characterized by colder temperatures, with a minimum of -13°C (8°F) and an average of -2°C (29°F). The maximum temperature reaches only 9°C (49°F). The month also experiences significant precipitation, totaling 175 mm (6.9 in) over 17 days, and high humidity at 90%. In contrast, May brings a milder climate, featuring a minimum temperature of -7°C (20°F) and an average of 9°C (48°F), while the maximum can soar up to 25°C (78°F). Rainfall increases slightly to 182 mm (7.2 in) across 19 days, but humidity decreases to a more comfortable 80%. For a detailed look at the weather during this month, you can check Unterseen weather in May.
December and June present stark contrasts in weather conditions. In December, temperatures can drop as low as -13°C (8°F), with an average of -2°C (29°F) and a peak of 9°C (49°F). The month experiences significant precipitation, totaling 175 mm (6.9 in) over 17 days, accompanied by high humidity at 90%.
In June, the climate shifts dramatically, with temperatures starting at a minimum of 1°C (34°F) and reaching an average of 14°C (57°F), and peaking at a warm 29°C (85°F). This month also experiences higher precipitation at 225 mm (8.9 in) over 18 days, but with slightly lower humidity at 82%. For more detailed weather insights in June, visit Unterseen weather in June.
In December, the weather is characterized by cold temperatures, with a minimum of -13°C (8°F) and an average of -2°C (29°F), reaching a maximum of 9°C (49°F). This month sees significant precipitation, totaling 175 mm (6.9 in) over 17 days, accompanied by high humidity levels at 90%. In contrast, July offers a much warmer climate, with temperatures ranging from a minimum of 5°C (41°F) to an average of 15°C (60°F), and peaking at 29°C (84°F). This summer month experiences slightly more rainfall, measuring 219 mm (8.6 in) over 18 days, but with lower humidity at 83%. For more insights on the July weather, visit Unterseen weather in July.
December and August present stark contrasts in weather conditions. In December, temperatures typically range from a minimum of -13°C (8°F) to a maximum of 9°C (49°F), with an average around -2°C (29°F). The month is marked by high humidity at 90% and significant precipitation, totaling 175 mm (6.9 in) over 17 days. In contrast, August enjoys much milder temperatures, with a minimum of 5°C (41°F) and a maximum of 28°C (82°F), averaging at 15°C (59°F). While August sees slightly more precipitation at 203 mm (8.0 in) across 18 days, the humidity is lower at 80%. For more insights about the weather during this vibrant summer month, you can check Unterseen weather in August.
December and September present stark contrasts in weather patterns. In December, temperatures can plunge to a minimum of -13°C (8°F), with an average temperature around -2°C (29°F) and a maximum reaching 9°C (49°F). This winter month also experiences significant precipitation, with 175 mm (6.9 in) falling over 17 days, alongside high humidity levels of 90%. In contrast, September enjoys milder conditions, beginning with minimum temperatures of 0°C (32°F) and averaging around 11°C (53°F) with a maximum of 23°C (73°F). Precipitation is less frequent, totaling 124 mm (4.9 in) over 14 days, and the humidity is relatively lower at 83%. For more details on the weather specifics in September, you can visit Unterseen weather in September.
In comparing the weather between October and December, we see a notable shift towards colder temperatures and increased precipitation. October averages a milder temperature, with a minimum of -4°C (26°F) and a maximum of 19°C (67°F), making it a much more pleasant month overall. Meanwhile, December sees a significant drop, with temperatures ranging from -13°C (8°F) to a maximum of 9°C (49°F), indicating the onset of winter chill. Precipitation also increases in December, with 175 mm (6.9 in) over 17 days, compared to October's 138 mm (5.4 in) over 13 days. Despite both months exhibiting high humidity levels at 90%, October offers a more temperate experience. For detailed insights into October's climate, you can visit Unterseen weather in October.
In comparison to November, December experiences significantly colder temperatures, with a minimum of -13°C (8°F) and an average of -2°C (29°F), compared to November's minimum of -10°C (13°F) and average of 2°C (35°F). December also sees increased precipitation, totaling 175 mm (6.9 in) over 17 days, while November has 97 mm (3.8 in) over 13 days. The humidity remains relatively high in both months, with December at 90% and November at 88%. For more detailed information, you can check Unterseen weather in November.
December in Unterseen presents a notable contrast to other months, as the chill of winter takes hold. With temperatures often dipping below freezing and an average humidity of 90%, the atmosphere feels particularly crisp. The month experiences significant precipitation, with many days characterized by damp conditions, making it one of the wetter months of the year. The serene beauty of winter envelops the landscape, creating a magical yet brisk environment distinct from the milder, more temperate months that precede it. For a deeper dive into the unique climate of this enchanting region, visit Unterseen Climate.