Last updated: August 27, 2025
In Zernez, Switzerland, May brings a delicate balance of mild temperatures and frequent precipitation. With a maximum temperature reaching 19°C (67°F) and an average of 4°C (39°F), visitors can expect cool days, while the occasional dip to a minimum of -15°C (5°F) reminds us of the lingering winter chill. The month is characterized by 161 mm (6.3 in) of rainfall spread over 22 days, creating a lush and vibrant landscape. The humidity level hovers around 80%, enhancing the fresh, invigorating atmosphere, making May a time of renewal in this picturesque alpine setting.
As May unfolds in Zernez, Switzerland, the landscape begins to shake off the winter chill, transitioning into a refreshing spring atmosphere. Minimum temperatures hover around -15°C (5°F), providing a stark contrast to the warmer average of 4°C (39°F), while daily highs can reach a delightful 19°C (67°F). This shift from April's lingering cold to May's burgeoning warmth marks a significant upward trend, heralding longer days and blooming nature. Although the mornings may still carry a hint of winter's bite, the afternoons invite outdoor adventures amidst a vibrant backdrop of alpine flora. Visitors can expect an invigorating mix of cool breezes and luminous sunshine, making May a picturesque time to explore this serene corner of the Swiss Alps.
In May, Zernez experiences a significant uptick in precipitation, with a total of 161 mm (6.3 in) recorded, making it the rainiest month of the year. This surge is accompanied by 22 rainy days, illustrating the transition from spring to summer when the landscape transforms into a lush, vibrant canvas. Following a generally steady pattern from January through April, where monthly precipitation fluctuates between 66 mm to 97 mm, May marks a distinct shift towards higher moisture levels. This trend continues into June and beyond, with precipitation remaining notably high during the summer months. Such abundant rainfall not only supports the region's rich biodiversity but also shapes the local climate, making May a pivotal month for both nature and residents in Zernez.
In May, Zernez experiences a noticeable dip in humidity, with levels hovering around 80%. This marks a gradual decline from the higher humidity levels recorded during the winter months, which peak at 92% in January and steadily decrease through the early spring. As the year progresses into summer, humidity levels rise slightly, reaching 82% in June before stabilizing in the warmer months. This trend highlights a transition from the damp chill of winter to the refreshing, albeit still humid, atmosphere of late spring, making May an ideal time to enjoy the natural beauty of Zernez.
As spring transitions into summer, Zernez, Switzerland, experiences a notable rise in UV exposure. By May, the UV Index peaks at 10, classified as very high, with a rapid burn time of just 15 minutes. This dramatic increase follows a pattern observed from April, where the Index reached 8. Such trends highlight the importance of sun protection as warmer months approach. With the UV Index continuing to soar in June and July, ensuring adequate precautions—including sunscreen and protective clothing—becomes essential for outdoor activities. For more detailed insights, visit Zernez UV Index.
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In Zernez, Switzerland, the month of May shines brightly with an impressive 363 hours of sunshine, marking a delightful crescendo in the springtime light. As winter fades, sunlight steadily increases from January’s mere 178 hours to a vibrant 350 hours by April, culminating in May’s cheerful glow. This upward trend continues into the summer months, with June boasting 389 hours, and peak sunshine in July at 411 hours. The warmth of May not only welcomes the lush landscapes but also sets the stage for a delightful outdoor experience, as the days grow longer and brighter, inviting residents and visitors alike to revel in the natural beauty of the Engadin valley.
In Zernez, Switzerland, May brings a moderate 30% chance of sunny weather, reflecting a slight dip from the sunnier spring months of March and April, which hover around 40%. This trend indicates that while the likelihood of sunshine decreases slightly as spring transitions to summer, residents and visitors can still anticipate a good amount of clear skies. Interestingly, the overall pattern shows May's sun chance is on par with August and November, suggesting a seasonal variability that keeps outdoor enthusiasts on their toes. Despite the lower odds, the enchanting alpine landscapes of Zernez promise to shine through, even amidst occasional cloud cover.
In Zernez, Switzerland, the shift in daylight duration throughout the year paints a fascinating picture of seasonal change. As winter glides into spring, January's 9 hours of daylight progressively lengthen, climbing to 11 hours by March and hitting 13 hours in April. May marks a delightful turning point, with sunlight extending to 15 hours, a brightness that continues through June and July. However, as summer gives way to fall, daylight gradually wanes, tapering to 14 hours in August and descending to 12 hours in September. The cycle culminates with autumn's retreat, where daylight dwindles to just 9 hours in November and a mere 8 hours by December. This rhythmic dance of light and dark not only creates a stunning backdrop for the stunning alpine landscapes but also enriches the vibrant life that flourishes in this picturesque corner of Switzerland.
In Zernez, Switzerland, May ushers in a subtle rise in average wind speed, reaching approximately 1.7 m/s (4 mph). This slight increase from the previous months marks a gentle transition as the spring air begins to invigorate the Alpine environment. Unlike the more stagnant winds of January through April, May’s breezy conditions are indicative of a warming atmosphere, setting the stage for the summery months ahead. After May, the wind speed settles back to around 1.6 m/s (4 mph) in June and July, suggesting a slight consistency that remains throughout the peak summer season. Overall, this trend reflects a shift towards livelier breezes that enhance the charm of Zernez’s scenic landscapes, making it an appealing destination for outdoor enthusiasts.
Weather in Zernez varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Zernez, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present starkly contrasting weather conditions. In May, temperatures range from a chilly -15°C (5°F) at their minimum to a comfortable maximum of 19°C (67°F), with an average temperature of 4°C (39°F). The month is characterized by significant precipitation, totaling 161 mm (6.3 in) over 22 days, and a humidity level of 80%. In contrast, January is much colder, with minimum temperatures plunging to -31°C (-23°F) and a maximum of only 5°C (41°F), resulting in an average temperature of -10°C (14°F). Precipitation is less frequent, accumulating to 97 mm (3.8 in) over just 11 days, with humidity peaking at 92%. For more detailed information on January weather, you can refer to this link: Zernez weather in January.
The weather in May and February presents a striking contrast. In May, temperatures range from a minimum of -15°C (5°F) to an average of 4°C (39°F), peaking at a comfortable 19°C (67°F). This month sees an average precipitation of 161 mm (6.3 in) spread over 22 days, with humidity levels around 80%. In contrast, February is significantly colder, with minimum temperatures plunging to -28°C (-18°F) and an average of -7°C (19°F), while the maximum reaches only 6°C (44°F). The precipitation in February is lighter, at 66 mm (2.6 in) over 11 days, and humidity is slightly higher at 89%. For a more detailed look at conditions, check out Zernez weather in February.
In comparing the weather patterns of March and May, it is evident that May experiences significantly milder temperatures, with minimums around -15°C (5°F) and an average of 4°C (39°F), reaching a maximum of 19°C (67°F). In contrast, March's temperatures are much colder, with minimums diving to -26°C (-14°F) and an average temperature of -4°C (24°F), peaking at only 9°C (48°F). Additionally, May sees more precipitation, totaling 161 mm (6.3 in) over 22 days, compared to March's 93 mm (3.7 in) across 16 days. Despite having slightly lower average humidity in May at 80%, both months still maintain relatively high humidity levels, with March at 87%. For a detailed look at the March climate, see Zernez weather in March.
In comparing the weather between April and May, it is clear that May brings milder temperatures and increased precipitation. While April experiences a minimum temperature of -22°C (-8°F) and average highs of just 14°C (57°F), May sees temperatures rise significantly, with a minimum of -15°C (5°F) and a maximum of 19°C (67°F). Additionally, May has nearly double the precipitation, measuring 161 mm (6.3 in) over 22 days, compared to April’s 80 mm (3.2 in) over 12 days. Despite the slightly lower humidity in May at 80%, it remains a month of notable weather contrast and activity. For more detailed information about April's climate, you can check Zernez weather in April.
In comparing the weather between May and June, notable differences in temperature and precipitation emerge. May experiences cooler temperatures, with a minimum of -15°C (5°F) and an average of 4°C (39°F), while June sees milder conditions, with a minimum of -3°C (26°F) and an average of 10°C (50°F). Despite having slightly higher precipitation in May at 161 mm (6.3 in) over 22 days, June follows closely with 141 mm (5.5 in) over 20 days, and a marginally higher humidity level of 82% compared to May's 80%. For those interested in specific weather conditions, further details can be found here: Zernez weather in June.
May and July exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of -15°C (5°F) to a maximum of 19°C (67°F), with an average of 4°C (39°F), while July sees a significantly warmer range with minimums at 1°C (33°F) and maximums reaching 24°C (76°F), averaging 10°C (51°F). Despite both months experiencing substantial precipitation—161 mm (6.3 in) in May and 158 mm (6.2 in) in July—May has slightly more rainy days, with 22 compared to July's 21 days. Humidity levels are also relatively high in both months, at 80% in May and 83% in July, contributing to a moist atmosphere. For a closer look at July conditions, you can visit Zernez weather in July.
In May, temperatures range from a chilly -15°C (5°F) at night to a mild 19°C (67°F) during the day, with an average of 4°C (39°F). The month typically sees significant precipitation of 161 mm (6.3 in) over 22 days, maintaining a high humidity level of 80%. In contrast, August experiences warmer temperatures, with a minimum of -1°C (30°F), an average of 10°C (51°F), and a maximum of 22°C (71°F). Although August has a slightly higher precipitation total of 194 mm (7.6 in) over 21 days, the humidity remains consistent at 80%. For more details on August weather, visit Zernez weather in August.
In May, temperatures range from a low of -15°C (5°F) to a high of 19°C (67°F), with an average of 4°C (39°F), presenting a chilly springtime atmosphere. This month experiences significant precipitation, averaging 161 mm (6.3 in) over approximately 22 days, coupled with a humidity level of 80%. In contrast, September sees slightly warmer conditions with minimum temperatures around -12°C (10°F), an average of 6°C (44°F), and a maximum of 19°C (67°F). Precipitation in September is lower, at 134 mm (5.3 in) over 16 days, and humidity increases slightly to 83%. This subtle shift in weather highlights the transition from spring to the beginnings of autumn. For more details, you can check Zernez weather in September.
In comparing the weather of May and October, we notice a gradual decline in temperatures, with May boasting an average of 4°C (39°F) compared to October’s average of 2°C (37°F). Although May experiences warmer maximum temperatures, reaching up to 19°C (67°F), October's highest temperature only reaches 15°C (59°F). Precipitation levels are also noteworthy, as May has more rainfall, totaling 161 mm (6.3 in) across 22 days, while October sees a lower 126 mm (5.0 in) over just 12 days. Additionally, October has slightly higher humidity at 90%, compared to May's 80%. For more specific details about October weather in Zernez, you can visit Zernez weather in October.
May and November present contrasting weather conditions. In May, temperatures range from a chilly -15°C (5°F) at their lowest to a pleasant 19°C (67°F) at their peak, with an average of 4°C (39°F). The month sees considerable precipitation, totaling 161 mm (6.3 in) over 22 days, coupled with a relatively high humidity of 80%. In contrast, November is much colder, with temperatures dipping to a minimum of -23°C (-9°F) and only reaching a maximum of 11°C (52°F), averaging -4°C (24°F). Precipitation during this month is lower, at 102 mm (4.0 in) over 13 days, but the humidity rises slightly to 88%. For more detailed insight into November weather patterns, you can refer to Zernez weather in November.
May and December present stark contrasts in weather. In May, the temperatures range from a chilly -15°C (5°F) at night to a pleasant 19°C (67°F) during the day, with an average of 4°C (39°F). This month experiences significant rainfall, with 161 mm (6.3 in) of precipitation spread over approximately 22 days and humidity levels around 80%. In contrast, December brings much colder temperatures, ranging from a frigid -27°C (-16°F) to a maximum of only 3°C (38°F), with an average temperature of -9°C (17°F). The winter month sees slightly less precipitation at 132 mm (5.2 in) over 16 days and a higher humidity level of 90%. For a deeper insight into December weather specifics, you can refer to Zernez weather in December.
As May unfolds in Zernez, it marks a notable transition from the lingering chill of early spring to the gentle warmth of early summer. The temperatures begin to rise, bringing a refreshing change from the colder months, yet the average remains cool enough to remind visitors of winter's lingering touch. Precipitation is fairly frequent, contributing to the vibrancy of the lush landscapes, with humidity levels that create a fresh and crisp atmosphere. Compared to the preceding months, May stands out with its balance of milder temperatures and increased rainfall, making it a unique time to experience the region's natural beauty. For a deeper dive into the climatic patterns in this captivating destination, check out Zernez Climate.