Last updated: August 27, 2025
May in Winterthur, Switzerland presents a fascinating blend of springtime charm and variable weather. With maximum temperatures reaching up to 30°C (87°F) and an average of 13°C (56°F), the days can be pleasantly warm, though dips to a minimum of -2°C (28°F) remind us of the lingering winter chill. Rainfall is notable, with a total of 123 mm (4.9 in) spread across 17 days, contributing to a humidity level of 80% that infuses the air with freshness. This transitional month invites both locals and visitors to experience the awakening of nature, while staying prepared for the occasional shower.
In May, Winterthur, Switzerland experiences a remarkable shift in temperatures as it transitions from the chill of spring to the warmth of early summer. The month showcases a minimum temperature of -2°C (28°F), indicating a cool start, but this quickly gives way to a far more pleasant average of 13°C (56°F) and a peak of 30°C (87°F). This notable increase reflects a broader trend of rising temperatures throughout the spring, as May stands out with one of the highest maximum temperatures compared to the preceding months. The gradual warming not only heralds the joyous arrival of lush greenery and blooming flowers but also invites residents and visitors alike to enjoy outdoor activities amidst a backdrop of increasingly sunny skies. The drastic improvement in climate offers a refreshing contrast, making May an ideal time to embrace the natural beauty and vitality of Winterthur.
In May, Winterthur experiences a significant uptick in precipitation, with the month recording an impressive 123 mm (4.9 in) of rain over 17 days. This places May among the wettest months of the year, coming just after June, which sees even higher rainfall. The increase in precipitation compared to the previous months is notable, as April had only 63 mm (2.5 in) over 9 days. This pattern of heavier rainfall in late spring suggests a transition towards the more humid summer months, with May serving as a bridge that sets the stage for the lush greenery and vibrant landscapes that characterize the region in the following months. Such conditions are essential for nourishing the flora as Winterthur welcomes warmer weather, creating a picturesque setting throughout the city.
In Winterthur, Switzerland, May marks a transition in humidity levels, showcasing a notable decline as spring gives way to early summer. With an average humidity of 80%, May is the driest month since January, February, and March all feature much higher levels, hovering around 89% to 92%. This gradual decrease reflects the onset of warmer weather, providing a refreshing break before the humidity rises again in June. Interestingly, throughout the year, Winterthur experiences its highest humidity in the colder months, particularly in October and December with levels spiking back to 90%. Overall, May serves as a pivotal moment where the air begins to feel lighter, hinting at the sunnier days to come.
In May, Winterthur experiences a notable uptick in UV intensity, with the UV Index soaring to 8, categorizing it as very high. This significant increase marks a shift from the moderate levels observed in earlier months, urging residents and visitors to exercise caution during outdoor activities. With a burn time of just 15 minutes, the need for sun protection becomes critical as the sun's rays gain strength. As summer approaches, the UV Index continues to hover at similar high levels, reminding us that the warm months require vigilance against sun exposure. For more details on UV levels throughout the year, visit Winterthur UV Index.
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As winter gives way to spring in Winterthur, Switzerland, May shines brightly with an impressive 358 hours of sunshine, marking a peak transition toward the sunnier summer months. The gradual increase in daylight hours begins in January with just 147 hours, but by February, residents can already feel a noticeable lift with 215 hours. This upward trend continues through the spring, with hours reaching 351 in April, creating a lush backdrop for blooming nature. As May unfolds, the sunshine not only invigorates the atmosphere but also hints at the approaching warmth of June, which boasts a further increase to 379 hours. This pattern reflects the city's seasonal rhythm, where longer days culminate in abundant sunshine, enriching the vibrant life of Winterthur.
May in Winterthur, Switzerland, brings with it a 35% chance of sunny weather, a slight dip from the month prior, April, which boasts a 49% likelihood of sunshine. This decrease marks a noticeable trend as the spring months transition into early summer, where June and July also reflect a steady 33% to 35% chance of sunny days. Interestingly, the overall trend suggests that while the early blooming of spring may ignite expectations for bright skies, May tends to revert to a more modest promise of sunny spells, interspersed with the fresh, rejuvenating rains essential for the verdant Swiss landscape.
In Winterthur, Switzerland, the daylight duration follows a clear and welcoming progression throughout the year. Starting from a modest 8 hours in January, the days gradually lengthen, reaching 10 hours in February and 11 hours in March, signaling the approach of spring. This trend continues into April, where daylight extends to 13 hours, before culminating in a pleasant 15 hours in both May and June. As summer peaks, daylight begins to wane slightly, with July also basking in 15 hours of sunlight, while August sees a gentle decline to 14 hours. By September, the daylight recedes to 12 hours, and this gradual shortening persists into the final months of the year, concluding once again at 8 hours in December. Overall, the rhythmic ebb and flow of daylight in Winterthur paints a vibrant picture of seasonal change, inviting residents and visitors alike to enjoy the unique beauty each month has to offer.
In Winterthur, Switzerland, the breeze of May ushers in a noticeable uptick in wind activity, with an average speed of 2.8 m/s (6 mph). This marks a gentle rise from the earlier months, reflecting a transition as the chill of winter gives way to the warmth of spring. January through April showcases relatively calm winds, hovering around 2.2 to 2.5 m/s, while June dips to a softer 1.8 m/s. Interestingly, this peak in May not only signifies the seasonal shift but also hints at the city’s evolving climate patterns, where mild spring days might encourage outdoor activities, with the invigorating wind adding a refreshing touch to the atmosphere. As the year progresses, the wind settles into a more subdued rhythm, trailing off to 1.7 m/s by September, allowing the vibrant colors of autumn to take center stage.
Weather in Winterthur varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Winterthur, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present starkly contrasting weather patterns. In May, temperatures range from a chilly minimum of -2°C (28°F) to a warm maximum of 30°C (87°F), averaging around 13°C (56°F). The month experiences significant precipitation, totaling 123 mm (4.9 in) over approximately 17 days, with an average humidity of 80%. In contrast, January features much colder conditions, with temperatures dropping as low as -13°C (9°F) and peaking at 15°C (60°F), resulting in an average of just 1°C (34°F). Although January sees less precipitation at 97 mm (3.8 in) spread over 11 days, it is characterized by higher humidity levels at 92%. For those interested in a detailed overview of January weather, visit Winterthur weather in January.
May and February present quite contrasting weather patterns. In May, temperatures range from a chilly -2°C (28°F) at night to a warm 30°C (87°F) during the day, with an average of 13°C (56°F). The month sees a significant amount of precipitation, totaling 123 mm (4.9 in) over approximately 17 days, with humidity levels hovering around 80%. In stark contrast, February experiences much colder conditions, featuring minimum temperatures of -12°C (10°F) and a maximum of 18°C (65°F), with an average of only 3°C (38°F). It receives less rainfall, totaling 75 mm (3.0 in) across about 12 days, and the humidity is slightly higher at 89%. For more details about February's weather, check out Winterthur weather in February.
Comparing the weather in May and March reveals a significant shift in temperature and overall conditions. In May, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 30°C (87°F), with an average of 13°C (56°F). On the other hand, March experiences much cooler weather, with temperatures dipping to a minimum of -12°C (11°F) and peaking at 20°C (69°F), averaging just 6°C (43°F). May also sees higher precipitation levels, with 123 mm (4.9 in) of rain spread over 17 days, compared to March's 86 mm (3.4 in) over 14 days. Humidity remains relatively high in both months, but March edges out with 87% compared to May's 80%. For more detailed insights, you can check Winterthur weather in March.
In comparing the weather of May and April, it is evident that May experiences milder temperatures, with an average of 13°C (56°F), compared to April's cooler average of 10°C (50°F). While both months see a range in temperature, May's maximum can soar to 30°C (87°F), offering a stark contrast to April's highest of 26°C (79°F). Precipitation levels also rise significantly in May, with 123 mm (4.9 in) over 17 days, nearly double April's total of 63 mm (2.5 in) across just 9 days. Humidity slightly decreases from April's 84% to May's 80%, making May feel a bit more comfortable despite the increased rainfall. For a more detailed look at April weather, check out Winterthur weather in April.
May and June exhibit a noticeable transition in weather patterns. In May, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant average of 13°C (56°F), with maximums reaching up to 30°C (87°F). The month sees about 123 mm (4.9 in) of precipitation, spread over 17 days, and humidity remains quite high at 80%. Conversely, June brings warmer conditions, marked by a minimum temperature of 5°C (42°F) and an average of 18°C (65°F). The maximum temperature climbs higher, peaking at 33°C (92°F). Rainfall increases slightly to 138 mm (5.4 in), occurring on 14 days, with humidity also rising to 82%. This shift highlights June as a month of warming, albeit with increased precipitation. For more detailed insights, check out Winterthur weather in June.
May and July present distinct differences in weather conditions. In May, temperatures can range from a chilly -2°C (28°F) to a warm 30°C (87°F), boasting an average of 13°C (56°F). The month is notably wet, with 123 mm (4.9 in) of precipitation over 17 days and humidity hovering around 80%. In contrast, July experiences milder minimum temperatures starting at 8°C (47°F) and peaks at 36°C (96°F) with an average of 20°C (68°F). Additionally, July sees less rainfall at 92 mm (3.6 in) over 14 days, though the humidity remains relatively high at 83%. For more specific details on July weather, check out Winterthur weather in July.
When comparing the weather in May and August, some notable differences emerge. May experiences a wider temperature range, with minimums dropping as low as -2°C (28°F), while the average temperature is around 13°C (56°F) and peaks at 30°C (87°F). Conversely, August has milder minimum temperatures at 8°C (46°F), an average of 19°C (67°F), and can reach a maximum of 35°C (95°F). While both months have a similar humidity level of 80%, May sees more precipitation, totaling 123 mm (4.9 in) over 17 days, compared to August's 114 mm (4.5 in) across just 12 days. For more detailed insights, you can check the link: Winterthur weather in August.
May and September exhibit distinct weather patterns, showcasing the transition between spring and autumn. In May, temperatures can range from a chilly -2°C (28°F) at night to a warm 30°C (87°F) during the day, with an average temperature of 13°C (56°F). This month experiences higher precipitation, with 123 mm (4.9 in) over 17 days, contributing to an 80% humidity level. In contrast, September offers milder conditions, with minimum and maximum temperatures of 3°C (38°F) and 29°C (84°F), respectively, and an average of 15°C (59°F). Precipitation drops to 84 mm (3.3 in) over 11 days, alongside a slight increase in humidity to 83%. For a more in-depth look at September's climate, visit Winterthur weather in September.
May and October present distinct weather profiles, reflecting the transition from spring to autumn. In May, temperatures range from a minimum of -2°C (28°F) to a warm maximum of 30°C (87°F), with an average of 13°C (56°F). This month also experiences quite a bit of rain, totaling 123 mm (4.9 in) over approximately 17 days, accompanied by a humidity level of 80%. In contrast, October features a slightly lower temperature range, with a minimum of -1°C (31°F) and a maximum of 23°C (73°F), averaging 10°C (51°F). Precipitation decreases to 94 mm (3.7 in) over 12 days, along with a marginally higher humidity of 90%. For more specific insights into the conditions in October, check out Winterthur weather in October.
May and November present quite different weather patterns. In May, temperatures range from a chilly minimum of -2°C (28°F) to a warm maximum of 30°C (87°F), with an average of 13°C (56°F). This month experiences considerable precipitation, totaling 123 mm (4.9 in) over 17 days, and maintains a humidity level of 80%. In contrast, November sees cooler conditions, with temperatures dipping as low as -3°C (26°F) and peaking at 20°C (69°F), averaging just 5°C (41°F). Precipitation amounts are lower at 62 mm (2.5 in) over 11 days, alongside a slightly higher humidity at 88%. For more details on November weather, you can visit Winterthur weather in November.
May and December present strikingly different weather patterns. In May, temperatures range from a chilly -2°C (28°F) to a warm 30°C (87°F), with an average of 13°C (56°F), while in December, the temperature is much cooler, with a range from -8°C (19°F) to a maximum of 14°C (57°F), and an average of just 3°C (37°F). Both months experience similar precipitation levels, with May slightly wetter at 123 mm (4.9 in) over 17 days compared to December's 121 mm (4.8 in) over 18 days. Additionally, humidity is higher in December at 90%, compared to May's 80%. For more detailed insights, check out Winterthur weather in December.
May in Winterthur marks a transition into warmer weather, with temperatures steadily rising compared to the colder months. While the average temperature hovers around a comfortable 13°C (56°F), maxima can reach up to a balmy 30°C (87°F). This month also brings an increase in precipitation, with rainfall occurring on about 17 days, contributing to the region's lush spring scenery. The humidity levels remain high at 80%, giving the air a refreshing feel, though it can feel muggy at times. For those planning a visit or trying to understand the local climate, you'll find that May's blend of warmth and moisture sets it apart from the drier, chillier months before it. For further insights, explore Winterthur Climate.