Last updated: August 27, 2025
Ascona, Switzerland experiences a chilly January, with temperatures ranging from a minimum of -16°C (4°F) to a maximum of 9°C (49°F) and an average of -2°C (29°F). This winter month is characterized by considerable precipitation, totaling 71 mm (2.8 in) across about 10 days, contributing to a rather humid environment with humidity levels reaching 92%. Visitors should prepare for a blend of crisp air and occasional winter rain, ensuring they stay warm and dry while enjoying the serene beauty of Ascona’s winter landscape.
January in Ascona, Switzerland, offers a crisp embrace of winter with temperatures ranging from a chilly minimum of -16°C (4°F) to a more moderate maximum of 9°C (49°F). The month typically hovers around an average of -2°C (29°F), setting a wintry scene perfect for cozy indoor pursuits or exhilarating outdoor activities. As the month unfolds, temperatures hint at gradual warming trends, evidenced by February's slight uptick in averages, suggesting that while January showcases the stark beauty of winter, the promise of spring is just on the horizon. This transition not only reflects the region's dynamic climate but also invites visitors to experience Ascona's stunning winter landscapes before they begin to thaw into the vibrant colors of early spring.
In January, Ascona experiences a moderate precipitation total of 71 mm (2.8 in), spread across about 10 days. This sets the stage for a wet winter, indicative of the region's climate trends. As the month progresses into February and March, rainfall increases, peaking in March with a notable 106 mm (4.2 in). Notably, April ushers in the spring with even higher totals at 136 mm (5.3 in), hinting at a gradual rise in moisture leading into the lush summer months. It's clear that Ascona's precipitation follows a distinct pattern where winter and early spring see moderate rainfall that intensifies as the year advances, preparing the landscape for the vibrant blooms of late spring and summer.
In January, Ascona experiences its highest humidity of the year at a notable 92%, setting a damp tone for the month. This pervasive moisture gradually declines as winter gives way to spring, with February and March following closely behind at 89% and 87%, respectively. As the year progresses into warmer months, humidity levels continue their descent, reaching a low of 80% in both May and August. Interestingly, the trend shifts back toward a higher humidity in the latter part of the year, with October and December both hovering around 90%. This fluctuation reveals a pattern where Ascona’s humidity is significantly high in the heart of winter and late autumn, contrasted by a generally drier atmosphere during the spring and summer months.
In Ascona, Switzerland, January welcomes a low UV Index of 2, allowing for relatively safe outdoor activities with a generous burn time of 45 minutes before sun protection becomes necessary. As the months progress, the UV Index steadily climbs, reaching moderate levels in February with a rating of 4, and further escalating to high (6) by March. The onset of spring heralds a significant increase in UV exposure, peaking at very high levels (8-10) from April through July, when caution is crucial with burn times drastically reducing to just 15 minutes. As summer transitions into autumn, the UV Index gradually declines, dropping to 5 in October and finally returning to 2 in December, echoing its January counterpart. This trend exemplifies the importance of adapting sun safety practices throughout the year in Ascona. For an in-depth look at seasonal variations, visit Ascona UV Index.
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Ascona, Switzerland, basks in a delightful embrace of sunshine throughout the year, with January marking the beginning of a progressive glow. With 174 hours of sunshine, it sets the stage for an upward trend that culminates in the summer months. By February, the rays start warming the landscape, reaching 225 hours, and then continue to swell significantly in March and April, peaking at 330 hours. The sun reaches its zenith in July with an impressive 404 hours, ensuring long, sunlit days for exploration and relaxation. However, as summer transitions into autumn, sunshine hours gradually taper, with October and November offering 265 and 194 hours respectively. This seasonal rhythm creates a picturesque tapestry of light, making Ascona a year-round destination for sun seekers.
When considering the likelihood of sunny weather in January in Ascona, Switzerland, the chance stands at 31%, which is on the lower side compared to the months that follow. As the seasons transition from winter to spring, February shows a slight increase to 40%, signaling the first hints of more daylight and sunshine. This upward trend continues into March with 58%, making it the month with the highest likelihood of sun in this early part of the year. Notably, this potential for sunnier days diminishes slightly in April and May, before fluctuating again through the summer months. Overall, January, while not the sunniest month, sets the stage for a gradual ascent towards brighter days as winter gives way to spring.
In January, Ascona, Switzerland, experiences around 9 hours of daylight, a modest start to the year. As the months unfold, daylight hours gradually lengthen, with February bringing a slight increase to 10 hours. This trend continues, with daylight rising to 11 hours in March and 13 hours by April, creating a vibrant backdrop for early spring activities. The longest days arrive in June and July, offering a delightful 15 hours of sunlight, perfect for enjoying the beautiful landscapes. However, as summer fades into autumn, daylight hours start to diminish, with August providing 14 hours, followed by a steady decline to 12 hours in September. By the year's end, daylight dips back to 9 hours in November and further reduces to 8 hours in December, marking a cycle of brightness that ebbs and flows with the seasons. This rhythm of light offers residents and visitors a dynamic experience throughout the year in this picturesque locale.
In January, Ascona experiences its highest average wind speed of the year at 1.7 m/s (4 mph), providing a refreshing start to the year. This brisk breeze gradually tapers off in February, with speeds dropping to 1.2 m/s (3 mph). As winter gives way to spring, wind conditions remain relatively calm, fluctuating slightly but generally hovering around the 1.3 to 1.4 m/s (3 mph) mark from March through June. Notably, the summer months maintain this tranquil trend, with only slight variations, before a subtle increase surfaces in November, culminating with December's highest winds at 2.0 m/s (5 mph). This gentle oscillation reveals Ascona’s serene winds, making it an ideal spot for peaceful winter strolls and vibrant spring outings.
Weather in Ascona varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Ascona, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February present contrasting weather patterns, with February generally being milder despite slightly lower minimum temperatures. In January, the average temperature hovers around -2°C (29°F), with highs reaching 9°C (49°F), while February sees a modest average increase to 1°C (34°F) and maximums soaring up to 17°C (63°F). January experiences more precipitation, totaling 71 mm (2.8 inches) over about 10 days, compared to February's 56 mm (2.2 inches) over 11 days. Humidity levels remain high in both months, with January at 92% and February slightly lower at 89%. For more detailed insights on February's weather, you can check Ascona weather in February.
In January, the weather is quite harsh, with temperatures ranging from a minimum of -16°C (4°F) to a maximum of 9°C (49°F), averaging around -2°C (29°F), and a high humidity level of 92%. The month experiences around 71 mm (2.8 in) of precipitation spread over 10 days, creating a chilly and damp environment. In contrast, March brings a noticeable improvement, with temperatures varying from -17°C (3°F) to 18°C (64°F) and an average of 3°C (37°F). Despite slightly higher precipitation of 106 mm (4.2 in) over 12 days and a decrease in humidity to 87%, the milder temperatures and the transition toward spring make March a much more pleasant month. For more details, check out Ascona weather in March.
In January, the weather is characterized by much colder temperatures, with nighttime lows plunging to a minimum of -16°C (4°F) and an average temperature of around -2°C (29°F). The days are typically chilly, with highs only reaching 9°C (49°F), and the humidity remains high at 92%, contributing to a damp and crisp atmosphere with around 71 mm (2.8 in) of precipitation over 10 days.
In contrast, April brings a significant warming trend, with minimum temperatures rising to -6°C (21°F) and average daily temperatures increasing to 7°C (44°F), ultimately reaching a pleasant maximum of 20°C (68°F). While April experiences higher overall precipitation at 136 mm (5.3 in), the humidity is slightly lower at 84%. This transition into spring makes April a much more inviting month compared to the biting cold of January. For more details on what to expect, check out Ascona weather in April.
In January, the weather is characterized by cold temperatures, with a minimum of -16°C (4°F) and an average of -2°C (29°F). The month experiences about 71 mm (2.8 in) of precipitation over approximately 10 days, accompanied by high humidity levels at 92%. In contrast, May brings a significant warming trend, with temperatures ranging from a minimum of -7°C (21°F) to a pleasant average of 11°C (51°F) and a maximum of 25°C (77°F). However, it also sees increased precipitation, totaling 176 mm (6.9 in) over 19 days, along with a slight decrease in humidity to 80%. For a deeper look at May weather in Ascona, you can visit Ascona weather in May.
January and June weather differ significantly, showcasing the stark contrast between winter and summer. In January, temperatures can plummet to a chilling minimum of -16°C (4°F), with an average of -2°C (29°F) and a maximum reaching only 9°C (49°F). The month sees about 71 mm (2.8 in) of precipitation over approximately 10 days, coupled with high humidity levels at 92%. Conversely, June brings warmer conditions, with temperatures ranging from a minimum of 5°C (41°F) to a sizzling maximum of 34°C (93°F) and an average of 15°C (60°F). Rainfall increases to 159 mm (6.3 in) across 18 days, while humidity slightly decreases to 82%. For more details on June weather, you can visit Ascona weather in June.
In January, the weather is quite cold, with temperatures ranging from a frigid -16°C (4°F) at night to a maximum of 9°C (49°F) during the day, accompanied by high humidity at 92%. The month sees an average precipitation of 71 mm (2.8 in) over about 10 days, adding to the winter chill. In contrast, July brings much warmer weather, with temperatures ranging from a comfortable 6°C (44°F) at night to a peak of 27°C (80°F) during the day. Humidity is lower at 83%, and July experiences more precipitation, totaling 123 mm (4.9 in) over approximately 18 days. For more detailed insights into summer weather in Ascona, refer to Ascona weather in July.
January and August present striking contrasts in weather. In January, temperatures can plummet as low as -16°C (4°F) with an average of -2°C (29°F), while highs reach a mere 9°C (49°F). The month is marked by significant humidity at 92% and experiences about 71 mm (2.8 in) of precipitation over 10 days. In contrast, August boasts milder temperatures, ranging from a minimum of 7°C (45°F) to a comfortable average of 17°C (62°F), peaking at 28°C (82°F). While it still sees moisture, with 169 mm (6.6 in) of rain over 13 days, the humidity is lower at 80%. For detailed insights, check out Ascona weather in August.
In January, the weather is frigid, characterized by a minimum temperature of -16°C (4°F) and an average of -2°C (29°F), while maximum temperatures reach a moderate 9°C (49°F). The month sees significant precipitation of 71 mm (2.8 in) over 10 days, coupled with a high humidity level of 92%. In contrast, September brings a notable warming trend, with minimum temperatures only dropping to -1°C (31°F) and average temperatures rising to 13°C (55°F), peaking at 23°C (74°F). This month experiences more rainfall as well, totaling 136 mm (5.4 in) over 14 days, though humidity decreases to 83%. For more details on the weather during this month, check out Ascona weather in September.
In January, the weather is quite chilly, with temperatures ranging from a minimum of -16°C (4°F) to a maximum of 9°C (49°F), resulting in an average temperature of -2°C (29°F). The month experiences about 71 mm (2.8 in) of precipitation over approximately 10 days, accompanied by high humidity at 92%.
In contrast, October brings milder conditions, with temperatures varying from a minimum of -1°C (30°F) to a pleasant maximum of 21°C (69°F), leading to an average of 8°C (47°F). This month is significantly wetter, with total precipitation reaching 242 mm (9.5 in) across about 12 days, and humidity remains relatively high at 90%. For more details on this month's weather, you can check Ascona weather in October.
January and November exhibit quite different weather characteristics. In January, temperatures range from a chilly -16°C (4°F) to a max of 9°C (49°F), with an average temperature of -2°C (29°F). The month experiences 71 mm (2.8 in) of precipitation over about 10 days, alongside high humidity levels at 92%. In contrast, November sees milder temperatures, with a minimum of -9°C (16°F), an average of 3°C (38°F), and a maximum of 15°C (59°F). Precipitation is notably higher at 168 mm (6.6 in) over 13 days, with humidity slightly lower at 88%. For more specific insights into November weather patterns, you can refer to Ascona weather in November.
January and December exhibit similar temperature ranges, with January showing a slightly cooler average temperature of -2°C (29°F) compared to December's -1°C (31°F). Both months experience maximum temperatures reaching up to 9°C (49°F), but January tends to have lower minimum temperatures, dropping as low as -16°C (4°F). Additionally, December has a higher precipitation total of 119 mm (4.7 in) over 12 days, while January receives 71 mm (2.8 in) throughout 10 days. Humidity levels are fairly comparable, with January at 92% and December at 90%. For a more detailed look at December weather, you can refer to Ascona weather in December.
January in Ascona is a month of chilly temperatures and high humidity, setting itself apart from other months with its frostiness and frequent precipitation. While the vibrant scenery of spring and summer sees much milder weather, January offers an entirely different experience, often enveloping the region in a serene, wintry charm. With an average temperature hovering around -2°C, it’s a time for cozy indoor activities or picturesque strolls through a snow-dusted landscape. Those venturing into Ascona this month can expect around 10 days of precipitation, contributing to the enchanting, misty atmosphere. For detailed insights on how these conditions compare throughout the year, visit Ascona Climate.