Last updated: August 27, 2025
Experience the vibrant May weather in Ilanz, Switzerland, where temperatures oscillate between a comfortable maximum of 22°C (72°F) and a chilly minimum of -10°C (14°F), with an average hovering around 6°C (43°F). This month greets you with high humidity levels at 80% and notable precipitation, totaling 150 mm (5.9 in) over 21 rainy days. As you explore this picturesque town, be prepared for cozy, damp days interspersed with beautiful clear spells, making it a unique time to enjoy Ilanz's breathtaking landscapes.
In May, Ilanz, Switzerland experiences a notable shift in temperatures as the winter chill begins to recede. With minimums averaging around -10°C (14°F) and maximums reaching a pleasant 22°C (72°F), the month showcases a transition to warmer days that invite outdoor exploration. The average temperature climbs to 6°C (43°F), providing a mild backdrop for the awakening landscape. This gradual rise from the frosty winter months, where temperatures often plummeted to their coldest in January at -26°C (-15°F), signifies the approach of summer. As May unfolds, the once frigid air gives way to refreshing breezes, making it an ideal time to enjoy Ilanz's natural beauty.
May in Ilanz, Switzerland, marks a notable peak in precipitation, with 150 mm (5.9 inches) of rainfall over 21 days. This increase represents the highest monthly total so far in the year, indicating a significant shift as spring transitions into summer. The wetter May sets the stage for the upcoming months, where rainfall continues to rise, culminating in the heaviest month of August with 234 mm (9.2 inches). The pattern of increasing precipitation hints at a period of lush growth and vibrant landscapes, supported by the frequent rain showers typical of this alpine region during late spring.
In May, Ilanz, Switzerland, experiences a notable decline in humidity, dipping to 80%—the lowest level since January. This gradual decrease from 92% in January to 84% in April suggests a transition into the warmer months, where the crisp alpine air begins to replace the winter chill. As spring progresses, the consistent drop in humidity not only enhances the comfort of outdoor activities but also sets the stage for the summer months ahead. Following May, the humidity slightly rises again, reaching 82% in June, indicating a dynamic seasonal shift while maintaining the region's distinct refreshing characteristics.
As spring transitions into summer, May in Ilanz, Switzerland sees a significant rise in the UV Index, peaking at 9, signaling a very high exposure category. With a burn time of just 15 minutes, it's essential to stay vigilant as the sun's intensity increases. This uptick from April's UV Index of 8 marks a quick progression in sun strength, which is expected to continue into the early summer months of June and July, where it reaches a maximum of 10. This trend underscores the importance of sun protection in May, as outdoor enthusiasts ramp up their activities. For more information on how to stay safe under the sun, check out the details here: Ilanz UV Index.
UV Risk Categories
In May, Ilanz, Switzerland, basks in a delightful 355 hours of sunshine, marking a continuation of the region's increasing light as spring approaches its zenith. This trend of rising sunshine hours is evident from the beginning of the year, where January starts modestly with 169 hours and gradually climbs through the months. By April, the daylight truly begins to flourish, reaching 344 hours, before spilling into May with the promise of longer, brighter days. This upward trajectory peaks in the summer months, leading into June with 381 hours and culminating in the most sun-drenched month of July at 404 hours. The increased sunshine not only enhances the breathtaking landscapes of Ilanz but also invigorates outdoor activities, inviting both locals and visitors to revel in the enchanting beauty of nature during this vibrant season.
In Ilanz, Switzerland, the likelihood of sunny weather in May stands at 27%, reflecting a trend of fluctuating sunshine chances as the seasons transition. Following a slightly brighter beginning in the earlier months, with March and April peaking at 40% and 37% respectively, May takes a dip before bouncing back in the summer months. This seasonal ebb and flow suggests that while May may not be the sunniest, it sets the stage for sunnier June and July ahead. Overall, as spring gives way to summer, the opportunity for more sunny days begins to rise, inviting visitors to embrace the beauty of the Swiss landscape.
As spring blossoms into summer in Ilanz, Switzerland, daylight hours experience a remarkable transformation. Starting in January with just 9 hours, there's a steady increase through the upcoming months. By May, residents bask in 15 hours of daylight, marking a peak that continues into June and July. This extended daylight allows for outdoor activities and exploration, transitioning back to 14 hours in August, subtly heralding the shift toward autumn. As daylight begins to wane in September, the hours drop to 12, continuing the downward trend through October and November, until finally settling at 8 hours in December. This gradual ebb and flow not only shapes the seasonal landscape but also enriches the lifestyle of those living in this charming region.
In Ilanz, Switzerland, May ushers in a gentle breeze with an average wind speed of 1.4 m/s (3 mph), maintaining the region's characteristic calmness. As spring unfolds, this slight increase from the preceding months reflects a subtle warming trend in the atmosphere, fostering a sense of vitality throughout the landscape. The winds in May are consistent with those in the latter half of the year, where speeds remain low, rarely exceeding 1.5 m/s. This pattern creates a serene environment perfect for exploring the picturesque surroundings, where the harmonious blend of mild winds and blossoming nature invites residents and visitors alike to enjoy the breathtaking views and refreshing outdoor activities.
Weather in Ilanz varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Ilanz, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of May and January, May offers a substantial increase in temperature, with lows around -10°C (14°F) and average temperatures reaching 6°C (43°F), peaking at a comfortable 22°C (72°F). In contrast, January experiences much harsher conditions, where temperatures can drop as low as -26°C (-15°F) and average around -8°C (19°F), with a maximum of only 6°C (44°F). May also sees significantly more rainfall, with 150 mm (5.9 in) spread across 21 days, compared to January's 107 mm (4.2 in) over just 11 days. Additionally, January's humidity is notably higher at 92%, while May has a more moderate 80%. For more detailed information on January conditions, you can visit Ilanz weather in January.
When comparing the weather in May and February, it is clear that May experiences milder temperatures and increased variability. In May, temperatures range from a chilly -10°C (14°F) at night to a pleasant 22°C (72°F) during the day, with an average of 6°C (43°F). This month also sees higher precipitation levels, with 150 mm (5.9 in) spread over 21 days and a humidity of 80%. In contrast, February is significantly colder, with temperatures plunging as low as -24°C (-11°F) and only reaching a maximum of 9°C (48°F), averaging -4°C (25°F). Additionally, February has lesser precipitation at 73 mm (2.9 in) over 12 days and a slightly higher humidity of 89%. For more specific details about February's weather, you can visit Ilanz weather in February.
In comparing the weather of May and March, notable differences emerge. May experiences much milder temperatures, with a minimum of -10°C (14°F) and an average of 6°C (43°F), peaking at 22°C (72°F). In contrast, March is significantly colder, starting with a minimum of -24°C (-11°F) and an average of -2°C (29°F), with a maximum of only 13°C (56°F). Precipitation is fairly substantial in both months; however, May sees more rain, totaling 150 mm (5.9 in) compared to March's 109 mm (4.3 in). Humidity levels are also high, with May at 80% and March slightly higher at 87%. For a closer look at March weather specifics, visit Ilanz weather in March.
In comparing the weather between April and May, May generally experiences milder temperatures with a minimum of -10°C (14°F) compared to April's colder -21°C (-6°F). The average temperature in May rises to 6°C (43°F), while April lags slightly behind at 2°C (35°F). Max temperatures peak at 22°C (72°F) in May, offering a significant contrast to April's maximum of 15°C (60°F). Additionally, May sees increased precipitation, totaling 150 mm (5.9 in) over 21 days, compared to April's 95 mm (3.7 in) over just 13 days. Humidity remains relatively high in both months, with May at 80% and April at 84%. For more specific details, you can check Ilanz weather in April.
May and June exhibit distinct differences in weather patterns. In May, temperatures range from a chilly minimum of -10°C (14°F) to a pleasant maximum of 22°C (72°F), with an average of 6°C (43°F). This month experiences substantial precipitation of 150 mm (5.9 in) over 21 days, coupled with high humidity levels of around 80%. In contrast, June sees milder conditions, with temperatures ranging from -2°C (29°F) to a warmer maximum of 27°C (82°F) and an average of 11°C (53°F). Though June has a slightly higher total precipitation of 158 mm (6.2 in) over 19 days, humidity remains comparable at 82%. For more specific details about June weather, you can visit Ilanz weather in June.
In May, temperatures range from a chilly minimum of -10°C (14°F) to a warm maximum of 22°C (72°F), with an average of 6°C (43°F). Precipitation is fairly high, totaling 150 mm (5.9 in) over 21 days, and the humidity hovers around 80%. In contrast, July brings milder temperatures, with a minimum of 3°C (38°F), an average of 12°C (55°F), and a maximum of 27°C (80°F). While July experiences slightly more precipitation at 180 mm (7.1 in) over 20 days, the humidity increases modestly to 83%. For further insights into July weather specifics, you can check out Ilanz weather in July.
In May, the weather features a wide temperature range, with a minimum of -10°C (14°F) and an average of 6°C (43°F) reaching a maximum of 22°C (72°F). The month sees significant precipitation of 150 mm (5.9 in) over 21 days, alongside a high humidity level of 80%. In contrast, August offers milder temperatures, starting from a minimum of 1°C (35°F) and averaging at 12°C (54°F), while peaking at 24°C (76°F). Rainfall increases to 234 mm (9.2 in) over 20 days, with humidity levels remaining consistent at 80%. For a more detailed look at August weather, you can visit Ilanz weather in August.
May and September present contrasting yet somewhat similar weather experiences. Both months experience a minimum temperature of -10°C (14°F), but May has a slightly warmer average temperature of 6°C (43°F) compared to September's 9°C (48°F). The maximum temperatures are comparable, with May reaching up to 22°C (72°F) and September peaking at 21°C (70°F). Precipitation is slightly higher in September, with 152 mm (6.0 in) over 15 days, compared to May's 150 mm (5.9 in) over 21 days. Humidity levels also rise marginally, with September averaging at 83% compared to May's 80%. For more specific details, you can check out Ilanz weather in September.
In May, the weather generally features a wider temperature range with lows around -10°C (14°F), averaging 6°C (43°F), and reaching a maximum of 22°C (72°F). In contrast, October sees milder temperatures, with minimums of -8°C (18°F) and an average of 5°C (40°F), peaking at 17°C (62°F). While both months experience significant precipitation, May averages about 150 mm (5.9 in) over 21 days, whereas October has slightly higher precipitation at 153 mm (6.0 in) spread over 12 days. Additionally, October tends to be more humid, with levels reaching 90%, compared to May's 80%. For more detailed insights, check Ilanz weather in October.
May and November present contrasting weather characteristics, highlighting the transition from spring to late autumn. In May, temperatures fluctuate from a minimum of -10°C (14°F) to a comfortable maximum of 22°C (72°F), resulting in an average of 6°C (43°F). The month is relatively wet, with around 150 mm (5.9 in) of precipitation over 21 days, and humidity levels hovering at 80%. Conversely, November experiences significantly colder conditions, with temperatures ranging from -20°C (-4°F) to a maximum of only 13°C (56°F) and an average of -1°C (30°F). Despite lower precipitation at 108 mm (4.3 in) across just 13 days, November's humidity increases to 88%, adding to the chill of the month. For more specific insights, you can check Ilanz weather in November.
May and December present stark contrasts in weather conditions. In May, temperatures range from a chilly -10°C (14°F) at night to a comfortable 22°C (72°F) during the day, with an average temperature of 6°C (43°F). The month sees about 150 mm (5.9 in) of precipitation over 21 days, creating a humid atmosphere with around 80% humidity. In contrast, December is much colder, with temperatures dipping to a minimum of -25°C (-13°F) and reaching a maximum of just 6°C (43°F), averaging -6°C (22°F). Precipitation in December is slightly lower at 145 mm (5.7 in) but occurs over 18 days, resulting in higher humidity levels at 90%. For a detailed look at December weather specifics, check out Ilanz weather in December.
As May unfolds in Ilanz, it brings a refreshing transition from the colder months, with noticeably warmer temperatures and blossoming landscapes. With an average temperature of 6°C, the month offers a mix of sunny days and the occasional rain, contributing to a vibrant green backdrop. Although precipitation remains significant, the atmosphere feels invigorating rather than oppressive, marking a stark contrast to the chills of winter. The elevated humidity adds a certain freshness to the air, as nature awakens in full splendor. For a more in-depth exploration of how Ilanz's climate shapes the seasons, visit Ilanz Climate.