Last updated: August 27, 2025
May in Lachen, Switzerland offers a dynamic weather experience, with temperatures ranging from a brisk -5°C (24°F) at night to a balmy 28°C (84°F) during the day. On average, the temperature hovers around a comfortable 12°C (53°F), making it a delightful month for outdoor activities. However, be prepared for a fair amount of precipitation, as 159 mm (6.3 in) falls over approximately 20 days, contributing to a lush, vibrant landscape. The 80% humidity adds a touch of moisture to the air, creating a refreshing ambiance ideal for exploring this scenic region.
In May, Lachen, Switzerland experiences a delightful transition towards warmer weather, marking the arrival of spring. The minimum temperature begins to rise to a chilly -5°C (24°F), providing a hint of warmth as the day progresses. With an average of 12°C (53°F), residents and visitors alike can enjoy the mild conditions while basking in the rejuvenating sunlight. The maximum temperature reaches a balmy 28°C (84°F), inviting outdoor activities and exploration of the breathtaking surroundings. As May unfolds, the temperatures indicate a clear upward trend from the colder months, making it an ideal time to embrace the beauty of Lachen’s vibrant landscapes.
In May, Lachen, Switzerland, sees a notable increase in precipitation, with 159 mm (6.3 in) of rain falling over an impressive 20 days. This marks a clear jump from April's lower totals, signaling the arrival of more dynamic weather patterns as spring transitions towards summer. The frequent showers not only nourish the lush landscapes but also contribute to the region's vibrant flora. This trend of elevated precipitation continues into June, where totals rise further, emphasizing the region’s reputation for a moist climate during the warmer months. As May unfolds, the balance of rain and burgeoning greenery transforms Lachen into a beautiful tapestry of life, setting the stage for the summer ahead.
In May, Lachen, Switzerland, experiences a noticeable dip in humidity, averaging around 80%, which marks a significant drop from the high levels observed in the winter months. This trend of gradually decreasing humidity from January’s peak of 92% continues through the spring, with conditions becoming more comfortable as summer approaches. Although humidity slightly increases again in June and July, with readings of 82% and 83% respectively, May stands out as a transitional month, offering an inviting atmosphere for outdoor activities. As the year progresses, humidity levels fluctuate, but May’s delightful milder conditions make it a month to enjoy the beauty of Lachen's landscape.
As we move into May in Lachen, Switzerland, the UV Index escalates to 8, categorizing exposure as very high. This marks a significant increase from the previous months, where the index ranged from a low of 2 in January to a brisk 7 in April. With a burn time of just 15 minutes, it’s essential to take precautions against the sun’s intense rays. This trend of rising UV levels will continue into June and July, peaking at 10, demonstrating the importance of sun safety during this vibrant time of year. For more detailed information, you can check the Lachen UV Index.
UV Risk Categories
May is a radiant gem in Lachen, Switzerland, boasting a total of 365 hours of sunshine, making it the sunniest month of the year. The trend of increasing daylight hours is evident as the year progresses, with January's mere 163 hours blossoming into the vibrant springtime warmth by May. Following this peak, June continues the sunny streak with 382 hours, showcasing a gradual upward shift in daylight as spring transitions into summer. This clear pattern of increasing sunlight not only enhances the beauty of the landscape but also invites outdoor activities and exploration, making Lachen a perfect destination during this enchanting month.
In Lachen, Switzerland, the likelihood of sunny weather in May stands at 33%, indicating a modest chance of clear skies as spring transitions to summer. While this figure represents a slight drop from the April peak of 47%, it remains higher than the early winter months, showcasing a transition from darker, cloudier conditions. Interestingly, as we look at the broader trends, May's sunshine potential is part of a pattern where sunshine chances fluctuate seasonally—starting low in winter and gradually increasing into spring, only to stabilize around mid-year. This makes late spring a refreshing time to explore the natural beauty of Lachen, despite the unpredictable weather.
As spring unfolds into May, Lachen, Switzerland experiences a delightful increase in daylight, basking in 15 hours of sunshine. This vibrant month marks a significant leap from the 13 hours of daylight in April, inviting a rush of outdoor activities and lively gatherings. Following the upward trend into summer, June and July maintain this tantalizing daylight duration, but as the seasons shift towards autumn, the hours gradually decline. The transition from March's 11 hours to May's abundant sunlight illustrates how the days grow longer, fostering a spirit of rejuvenation that residents and visitors alike cherish.
In Lachen, Switzerland, May brings a refreshing increase in wind speed, averaging 2.2 m/s (5 mph), which is slightly higher than the preceding months. After a series of gentle breezes from January to April, where wind speeds hovered between 1.8 and 2.0 m/s, May heralds a transition—ushering in the spring with a light, invigorating breeze that enhances the picturesque landscape. This uptick in wind speed not only provides a more vibrant atmosphere but also signifies the gradual warming trends of the season. As we move into the summer months, the wind typically recedes again, settling to around 1.5 m/s, making May a beautiful blend of fresh air and blossoming nature in this charming Swiss town.
Weather in Lachen varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Lachen, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present contrasting weather characteristics. In May, temperatures range from a chilly minimum of -5°C (24°F) to a pleasant maximum of 28°C (84°F), with an average of 12°C (53°F). This month experiences significant precipitation, totaling 159 mm (6.3 in) over approximately 20 days, and maintains a humidity level of 80%. In stark contrast, January is much colder, with temperatures dipping as low as -12°C (10°F) and averaging around 0°C (32°F), peaking at only 13°C (56°F). Precipitation in January is slightly lower at 127 mm (5.0 in) across about 12 days, and humidity is higher at 92%. For a more detailed look at January weather, check Lachen weather in January.
When comparing the weather in May to that of February, notable differences emerge. May typically presents a more inviting climate, with average temperatures reaching 12°C (53°F) and maximums soaring to 28°C (84°F), while February struggles with much chillier averages around 2°C (36°F), topping off at just 17°C (62°F). Precipitation also varies significantly; May sees 159 mm (6.3 in) over 20 days, whereas February has a milder 95 mm (3.7 in) across 12 days. Additionally, humidity levels in February are slightly higher at 89%, compared to May's 80%, making the latter feel more comfortable on average. For a more detailed look at February weather, check out Lachen weather in February.
When comparing the weather in May and March, we see significant differences. May enjoys warmer temperatures, with an average of 12°C (53°F) and a maximum of 28°C (84°F), while March is considerably colder with an average of only 4°C (40°F) and a maximum of 19°C (67°F). Additionally, May experiences higher precipitation at 159 mm (6.3 in) over 20 days, compared to March's 112 mm (4.4 in) over 17 days. The humidity levels are slightly lower in May at 80%, whereas March has a higher humidity at 87%. For more insights into March's weather, you can check Lachen weather in March.
In comparing the weather between April and May, it's clear that May brings warmer temperatures, with averages rising from 8°C (47°F) in April to 12°C (53°F) in May. While both months experience chilly minimum temperatures, May's minimum is slightly milder at -5°C (24°F) compared to April's -7°C (19°F). Additionally, the maximum temperature in May can reach up to 28°C (84°F), significantly higher than April's maximum of 24°C (76°F). However, May sees increased precipitation, totaling 159 mm (6.3 in) over 20 days, compared to April's 87 mm (3.4 in) over just 12 days. Despite the change in temperatures, humidity remains fairly consistent, with April at 84% and May slightly lower at 80%. For more details on April's weather in this region, check out Lachen weather in April.
In comparing the weather between May and June, we see a notable increase in temperatures. May experiences a minimum temperature of -5°C (24°F) and an average of 12°C (53°F), while June's minimum temperature rises to 4°C (40°F) with an average of 17°C (63°F). Additionally, the maximum temperature in June reaches 32°C (90°F), compared to May's peak of 28°C (84°F). However, June also sees a slight increase in precipitation, totaling 187 mm (7.4 in) over 17 days, as opposed to May’s 159 mm (6.3 in) over 20 days. Humidity levels are fairly similar, with June at 82% and May at 80%. For more details, you can check Lachen weather in June.
In May, temperatures fluctuate more dramatically, ranging from a chilly minimum of -5°C (24°F) to a warm maximum of 28°C (84°F), with an average temperature of 12°C (53°F). The month sees considerable precipitation, totaling 159 mm (6.3 in) over 20 days, with high humidity levels averaging around 80%. In contrast, July offers milder temperatures, with a minimum of 8°C (47°F), an average of 18°C (65°F), and a much warmer maximum of 33°C (91°F). Though July experiences slightly less precipitation at 145 mm (5.7 in) across 16 days, the humidity remains high at 83%. For more details, you can visit Lachen weather in July.
In May, temperatures can range from a chilly -5°C (24°F) to a warm 28°C (84°F), with an average of 12°C (53°F). The month experiences relatively high humidity at 80% and significant precipitation, averaging 159 mm (6.3 in) over 20 days. In contrast, August brings milder temperatures, with minimums at 8°C (46°F) and maximums reaching 32°C (90°F), resulting in a comfortable average of 18°C (65°F). While August has slightly less precipitation at 158 mm (6.2 in) over 15 days, the humidity remains consistent at 80%. For a closer look at August weather specifics, check out Lachen weather in August.
May and September present distinct weather patterns. In May, temperatures can range significantly, with a minimum of -5°C (24°F) and a maximum of 28°C (84°F), averaging around 12°C (53°F). This month sees substantial precipitation, averaging 159 mm (6.3 in) over about 20 days, accompanied by relatively high humidity at 80%.
In contrast, September offers milder temperatures with a minimum of 2°C (36°F), a high of 27°C (80°F), and an average of 14°C (57°F). The precipitation is lower at 123 mm (4.9 in) and occurs over fewer days, approximately 14, and the humidity is slightly higher at 83%. Overall, while May is characterized by a wider temperature range and more rainy days, September tends to be more stable and drier. You can find more details about the weather in September Lachen weather in September.
In comparing the weather of May and October, May typically presents a more varied climate with temperatures ranging from a chilly -5°C (24°F) to a warm 28°C (84°F), and an average of 12°C (53°F). This month also experiences significant rainfall, with 159 mm (6.3 in) spread over 20 days, contributing to a relative humidity of 80%. In contrast, October is generally cooler with temperatures ranging from 0°C (32°F) to 22°C (72°F) and an average of 10°C (50°F). It receives less precipitation at 128 mm (5.0 in) over 13 days, and the humidity increases slightly to 90%. For more detailed weather insights, check out Lachen weather in October.
May and November exhibit distinct weather patterns, highlighting the transition from spring to late autumn. In May, temperatures range from a minimum of -5°C (24°F) to a maximum of 28°C (84°F), with an average of 12°C (53°F). This month experiences considerable precipitation, accumulating 159 mm (6.3 in) over approximately 20 days, coupled with a humidity level of 80%. In contrast, November is cooler, with temperatures spanning from -5°C (24°F) to a maximum of 20°C (69°F) and an average of 4°C (40°F). Rainfall is significantly lower, totaling 80 mm (3.1 in) across 13 days, and humidity rises slightly to 88%. For a more detailed look at November weather, you can visit Lachen weather in November.
May and December present quite contrasting weather patterns. In May, temperatures range from a chilly minimum of -5°C (24°F) to a pleasant maximum of 28°C (84°F), with an average temperature of 12°C (53°F). The month sees a significant amount of rainfall, totaling 159 mm (6.3 inches) over 20 days, and humidity levels hover around 80%. In contrast, December is much colder, with temperatures dipping to a minimum of -10°C (14°F) and only reaching a maximum of 12°C (54°F), averaging just 2°C (35°F). Similar to May, December also experiences ample precipitation, amounting to 155 mm (6.1 inches) across 19 days, but the humidity is slightly higher at 90%. For more insights into December weather, check out Lachen weather in December.
In May, Lachen experiences a noticeable transition from the chillier months, featuring a comfortable warmth with maximum temperatures reaching 28°C (84°F) and an average of 12°C (53°F). This month stands out with its higher humidity levels of around 80%, making the air feel richer and more vibrant. However, be prepared for frequent rainfall, as May sees about 20 days of precipitation, contributing to a total of 159 mm (6.3 in). Compared to other months, May ushers in a refreshing blend of warmth and moisture, perfect for those ready to embrace the budding nature and blooming landscapes. For more information about the weather patterns throughout the year in Lachen, visit Lachen Climate.