Last updated: August 27, 2025
May in Vitznau, Switzerland presents a captivating blend of spring's vibrancy and varying temperatures. With a maximum temperature reaching 27°C (80°F) and an average of 10°C (51°F), the month showcases a pleasant warmth despite occasional chills, where the minimum can dip to -7°C (19°F). Visitors should prepare for frequent showers, as 19 days of rain contribute to a total precipitation of 163 mm (6.4 in), enriching the lush landscapes. The humidity hovers around a comfortable 80%, enhancing the invigorating alpine air. Embrace the beauty and unpredictability of Vitznau's May weather, where each day offers a fresh experience amidst spectacular scenery.
In May, Vitznau, Switzerland, experiences a delightful transition into warmer weather, showcasing a significant rise in temperatures that herald the arrival of spring. With minimum temperatures lingering around -7°C (19°F) and an average of 10°C (51°F), the days begin to feel pleasantly mild, while maximums can soar to a balmy 27°C (80°F). This month stands out as a time of vibrant change, as the chill of winter recedes, allowing for outdoor adventures amidst blossoming landscapes. The progression from earlier months, such as April's 22°C (71°F) max, sets the stage for more consistently warm and inviting days ahead, making May a cherished time for visitors and locals alike in this picturesque Swiss locale.
May in Vitznau, Switzerland, is marked by a notable increase in precipitation, with 163 mm (6.4 in) of rain falling over 19 days. This surge reflects a transition from the generally milder spring months, as April recorded only 104 mm over 12 days. The increase not only sets a trend for the upcoming summer but also highlights May as one of the wettest months of the year, overshadowed only by the even rainier June and July. The consistent rainfall contributes to the lush greenery that characterizes the region, emphasizing the importance of this month in shaping Vitznau's vibrant landscape.
In May, Vitznau, Switzerland, experiences a delightful transition in humidity, dipping to 80% as spring unfolds. This decrease continues from the higher levels seen in the preceding months—84% in April and a striking 92% in January. The moderate humidity in May not only enhances the comfort of outdoor activities but also sets the stage for the pleasant summer months ahead. As June approaches, humidity slightly creeps back up to 82%, but May stands out as a refreshing break in the yearly cycle, inviting locals and visitors alike to savor the beauty of the season in this picturesque lakeside town.
In May, Vitznau, Switzerland, experiences a significant uptick in UV exposure, with the UV Index soaring to 8, categorizing it as very high. This is a notable increase from the previous months, where the UV Index hovered between 2 and 6. As the sun grows stronger, the recommended burn time drops dramatically to just 15 minutes, highlighting the importance of sun protection during outdoor activities. This trend continues into June and July, where the UV Index reaches its peak at 9. As the warm weather settles in, residents and visitors alike should remain vigilant, adjusting their sun safety measures in line with this increase. For more detailed insights into the UV levels throughout the year, check out the comprehensive information available at Vitznau UV Index.
UV Risk Categories
In Vitznau, Switzerland, May ushers in a vibrant shift in daylight hours, as the region basks in an impressive 370 hours of sunshine. This marks a significant increase from the previous months, with April boasting 358 hours and March at 300 hours. As spring reaches its peak, Vitznau transforms into a sun-kissed haven, laying the foundation for an even sunnier June, which sees 385 hours of sunshine. The trend is clear: as the year progresses from the cold of winter into the warmth of summer, Vitznau becomes awash in light, inviting visitors and locals alike to revel in the beauty of the Swiss landscape. This steady rise in sunshine illuminates not just the scenery, but also the spirit of the community, setting a perfect stage for outdoor adventures and leisurely strolls along the lakeshore.
As spring unfolds in Vitznau, Switzerland, May brings a 29% chance of sunny weather, a slight dip from the previous months. After the encouraging rise from a mere 14% in January to 44% in April, May’s lower probability signals the transition into early summer, where sunny days can be somewhat fickle. This trend highlights a typical pattern in the region, where the promise of sunshine gradually increases as the year progresses, particularly peaking in late spring and early summer. Despite May's moderate sun chances, the mild temperatures and blooming landscapes make it a delightful time to experience the beauty of Switzerland, even if the sunshine isn’t always guaranteed.
In Vitznau, Switzerland, the progression of daylight duration is a captivating journey through the seasons. As winter fades into spring, January's modest 8 hours of daylight gradually gives way to 10 hours in February and 11 hours in March, heralding a vibrant awakening. The days lengthen significantly in April, boasting 13 hours, and peak in May with an impressive 15 hours—a beautiful invitation to embrace the outdoors. This trend of ample daylight continues into June and July, where the sun graces the community with 15 hours each day, creating a perfect setting for summer activities. As August transitions into autumn, daylight begins to wane, tapering to 14 hours and gradually settling back to 12 hours in September, followed by the shorter days of October and November. By December, daylight returns to the baseline of 8 hours, completing a rhythmic cycle that highlights the enchanting interplay of seasons in this picturesque locale.
In May, Vitznau, Switzerland experiences a gentle breeze with an average wind speed of 1.6 m/s (4 mph), consistent with the calm conditions seen in January and February. This tranquil atmosphere allows visitors to fully appreciate the breathtaking views of Lake Lucerne and the surrounding mountains. As the month progresses, it heralds the transition to summer, yet the wind speeds begin to dip slightly into June, hinting at the steady, soothing quality of Vitznau’s climate. Overall, May stands out as a time of mild winds, creating an ideal setting for leisurely strolls and outdoor adventures.
Weather in Vitznau varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Vitznau, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of May and January, it's clear that May brings a milder climate with average temperatures ranging from -7°C (19°F) at night to a pleasant 27°C (80°F) during the day, while January experiences much colder temperatures, with nighttime lows dropping to -15°C (5°F) and daily highs peaking at just 11°C (52°F). Additionally, May sees higher precipitation levels of 163 mm (6.4 in) over 19 days, compared to January's 144 mm (5.7 in) spread over 13 days, although January's humidity is slightly higher at 92%, compared to May's 80%. For more insights into January weather, you can visit Vitznau weather in January.
May and February present contrasting weather conditions in terms of temperature and precipitation. In May, temperatures range from a chilly minimum of -7°C (19°F) to a warm maximum of 27°C (80°F), with an average of 10°C (51°F). The month experiences significant precipitation, totaling 163 mm (6.4 in) over 19 days, and a humidity level of 80%. In contrast, February is much colder, with temperatures dipping as low as -19°C (-1°F) and peaking at 14°C (58°F), averaging just 1°C (34°F). It sees less overall precipitation at 106 mm (4.2 in) across 12 days, albeit with slightly higher humidity at 89%. For more detailed insights, you can check Vitznau weather in February.
The weather in March and May shows a notable contrast, with May generally offering milder and more pleasant conditions. In March, temperatures can drop as low as -15°C (6°F), averaging around 3°C (38°F), while May enjoys a warmer average of 10°C (51°F) and peaks at a comfortable 27°C (80°F). Precipitation is a bit higher in May at 163 mm (6.4 in), occurring over 19 days compared to March's 127 mm (5.0 in) across 17 days. Additionally, while humidity remains relatively high in both months, it is slightly higher in March at 87%, compared to 80% in May. For more detailed insights regarding March weather, check out Vitznau weather in March.
In comparing the weather of April and May, May generally shows a noticeable increase in average temperatures, rising from April's average of 7°C (45°F) to 10°C (51°F). While both months start with a minimum temperature of -7°C (19°F), May boasts a higher maximum of 27°C (80°F) compared to April's 22°C (71°F). However, May experiences more precipitation, with 163 mm (6.4 in) falling over 19 days, versus April's 104 mm (4.1 in) across 12 days. The humidity slightly decreases from April's 84% to 80% in May. For more detailed insights on April weather, check out Vitznau weather in April.
May and June showcase a notable transition in weather patterns. In May, temperatures start from a chilly low of -7°C (19°F), rising to a comfortable average of 10°C (51°F) and peaking at 27°C (80°F). However, the month experiences significant precipitation, totaling 163 mm (6.4 in) over 19 days, coupled with high humidity at 80%.
In contrast, June brings milder temperatures with a minimum of 4°C (39°F) and an average of 16°C (60°F), reaching a maximum of 31°C (88°F). Although June sees slightly more rainfall at 189 mm (7.4 in) across 18 days, humidity remains similar at 82%. For a detailed overview of June weather, check out Vitznau weather in June.
May and July exhibit notable differences in weather patterns, with July generally being warmer and more humid. In May, temperatures range from a chilly minimum of -7°C (19°F) to a comfortable average of 10°C (51°F), peaking at 27°C (80°F). The month sees significant precipitation, accumulating to 163 mm (6.4 in) over 19 days, accompanied by a humidity level of 80%. In contrast, July offers a milder minimum temperature of 7°C (45°F) and a higher average temperature of 17°C (63°F), with maximums reaching 31°C (87°F). Although July experiences slightly more precipitation at 190 mm (7.5 in) over 18 days, the humidity remains marginally higher at 83%. For a closer look at July weather specifics, check out Vitznau weather in July.
May and August present distinct weather characteristics, creating differing atmospheres for outdoor activities. In May, temperatures range from a chilly minimum of -7°C (19°F) to a pleasant maximum of 27°C (80°F), with an average of 10°C (51°F). The month sees considerable precipitation of 163 mm (6.4 in) over 19 days, accompanied by a high humidity level of 80%. In contrast, August features milder temperatures, with a minimum of 7°C (45°F) and a maximum of 29°C (84°F), averaging around 17°C (63°F). Although August is slightly wetter with 203 mm (8.0 in) of rain over 18 days, it maintains a similar humidity level of 80%. For more detailed information on August weather in this region, check out Vitznau weather in August.
In May, temperatures in Vitznau range from a chilly minimum of -7°C (19°F) to a pleasant maximum of 27°C (80°F), with an average of 10°C (51°F). The month experiences considerable rainfall, totaling 163 mm (6.4 in) over 19 days, paired with high humidity levels around 80%. In contrast, September brings milder temperatures, with minimums rising to 1°C (34°F) and maximums reaching 25°C (77°F), averaging 13°C (56°F). Precipitation decreases slightly to 146 mm (5.8 in) over 15 days, while humidity remains similar at 83%. For a closer look at September weather in this region, you can check Vitznau weather in September. Overall, while May tends to have more extreme temperature variations and higher precipitation, September offers a more stable and slightly warmer climate.
In May, temperatures range from a chilly -7°C (19°F) to a warm 27°C (80°F), with an average of 10°C (51°F), making it a month of significant variability. The precipitation level is relatively high at 163 mm (6.4 in), occurring over 19 days, while humidity sits at 80%. In contrast, October sees a more moderate temperature range, with minimums of 1°C (34°F) and maximums of 20°C (68°F), averaging 9°C (49°F). Despite similar precipitation levels at 165 mm (6.5 in) which occurs over 14 days, October is characterized by a higher humidity level of 90%. For those interested in the specifics of October weather, you can explore more at Vitznau weather in October.
May and November exhibit distinct weather characteristics, showcasing the transition from spring to autumn. In May, temperatures range from a chilly -7°C (19°F) at night to a warm 27°C (80°F) during the day, with an average of 10°C (51°F). This month experiences significant precipitation of 163 mm (6.4 in) across 19 days, coupled with a humidity level of 80%. In contrast, November sees a drop in average temperature to 4°C (39°F), with highs reaching only 19°C (66°F) and consistent lows of -7°C (19°F). Rainfall decreases to 102 mm (4.0 in) over 14 days, while humidity slightly increases to 88%. For more details on November weather, check out Vitznau weather in November.
May and December present stark contrasts in weather conditions. In May, temperatures range from a chilly -7°C (19°F) at night to a pleasant average of 10°C (51°F), peaking at a warm 27°C (80°F). The month experiences 163 mm (6.4 in) of precipitation over 19 days, coupled with a humidity level of 80%. In contrast, December is noticeably colder, with temperatures dipping as low as -11°C (12°F) and averaging just 1°C (33°F), with a maximum of 11°C (52°F). Precipitation increases slightly to 171 mm (6.7 in) over 18 days, accompanied by higher humidity at 90%. For a closer look at the specific conditions during this time, check out Vitznau weather in December.
As May unfolds in Vitznau, the weather showcases a dynamic transition from the chill of winter to the warmth of summer. With temperatures peaking at a pleasant 27°C, the month offers enjoyable days, while the average temperature remains a crisp 10°C. However, the lingering chill can surprise with occasional lows down to -7°C. This month also sees a significant amount of rainfall, with 19 days experiencing precipitation, contributing to the region's lush scenery. The 80% humidity adds to the fresh and invigorating atmosphere, making May a unique blend of vibrant springtime elegance. For more detailed insights, visit Vitznau Climate.