May Weather in Nyon, Switzerland

Last updated: August 27, 2025

In May, Nyon, Switzerland experiences a diverse range of weather conditions, with maximum temperatures reaching a pleasant 26°C (79°F) and an average settling at a mild 12°C (55°F). The month starts with cooler mornings, where temperatures can dip to 0°C (33°F). Rain is a frequent visitor, contributing to a significant 163 mm (6.4 in) of precipitation over 17 days, creating a lush and vibrant landscape. With humidity levels hovering around 80%, visitors can expect a refreshing yet sometimes damp atmosphere, making May a month of delightful springtime charm in this picturesque Swiss town.

May Temperature in Nyon

In Nyon, Switzerland, the month of May heralds a delightful transition into warmer weather, with temperatures that range from a brisk 0°C (33°F) at night to a pleasant 26°C (79°F) during the day. This month's average temperature of 12°C (55°F) marks a significant rise from the cooler months that preceded it, showcasing a clear trend of rising warmth as spring approaches its peak. As the chill of winter fades away, May offers an inviting atmosphere for outdoor activities and exploration, perfect for soaking in the vibrant surroundings of this picturesque lakeside town. With mild evenings and warm afternoons, it's a splendid time to enjoy Nyon's stunning landscapes and cultural offerings.

May Weather in Nyon: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Nyon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nyon, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec363943495463676660524338
Data source: Temperature data for Nyon generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Nyon

In May, Nyon, Switzerland experiences a notable surge in precipitation, with an average of 163 mm (6.4 in) of rain spread over 17 days. This marks a significant increase from April's relatively dry spell of 64 mm (2.5 in), illustrating a transition into the wetter months of spring. This pattern suggests that as spring unfolds, the region becomes increasingly nourished by rainfall, setting the stage for lush summer landscapes. The heightened precipitation in May not only revitalizes the local flora but also plays a critical role in replenishing water resources ahead of the warmer months. As the rain pours down, Nyon's vibrant natural beauty flourishes, making it a captivating destination for nature lovers and outdoor enthusiasts alike.

May Precipitation Trends in Nyon

The chart displays monthly precipitation patterns in Nyon, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Nyon, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec127981406516312613012694121116213
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Nyon

In Nyon, Switzerland, May marks a distinct transition in humidity levels, with a notable drop to 80% from the higher averages seen in the earlier months of the year. This decrease in humidity is indicative of the region's gradual shift towards a drier climate as it moves into summer. Following the wettest months of winter, where humidity peaks at 91% in January and remains high through April, May offers a breath of fresh air, setting the stage for more comfortable outdoor activities. Interestingly, humidity levels plateau slightly in June and July at 82%, before continuing to decline as summer progresses, with August seeing the lowest humidity levels at 77%. This trend highlights May as a pivotal month, balancing the lingering chill of early spring with the warmth of the approaching summer.

May Average Humidity in Nyon

This chart illustrates the average monthly humidity levels in Nyon, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Nyon is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Nyon

In May, Nyon sees a notable spike in sun intensity with a UV Index of 8, categorizing the exposure as very high. This significant increase from the previous months highlights a trend toward summer conditions, where outdoor enthusiasts must be particularly cautious. With a burn time of just 15 minutes, it's essential to protect your skin to avoid damage. As the sun's rays intensify heading into the summer, prioritizing sun safety becomes crucial. For more detailed information on UV levels throughout the year, check out the complete Nyon UV Index.

Maximum UV Index Levels in Nyon for May

The chart shows the monthly maximum UV Index (UVI) for Nyon in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Nyon typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2367810987532
Data source: Nyon May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Nyon

May in Nyon, Switzerland, marks the delightful transition into summer, with 352 hours of sunshine illuminating the charming landscape. This month enjoys a slight edge over April, which boasts 351 hours, signaling the arrival of warmer days and budding flora. As the sunshine steadily increases from winter's low of 159 hours in January to a peak of 414 hours in July, it’s clear that Nyon thrives under the sun’s vibrant embrace. Residents and visitors alike can relish the beauty of this lakeside town, where the blossoming scenery mirrors the rising sunlight, setting the stage for idyllic outdoor adventures throughout the season.

Monthly Sunshine Duration in Nyon: May Highlighted

The May sunshine duration represents the total number of hours Nyon experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec159h226h292h351h352h394h414h384h327h281h219h186h
Data source: Nyon May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nyon During May

May in Nyon, Switzerland, brings a modest 29% chance of sunny weather, marking a shift from the slightly brighter days of April, which boasts a 50% likelihood of sunshine. As spring unfolds, the sun’s presence begins to diminish compared to the preceding month, reflecting a transitional period where conditions become less predictably sunny. Interestingly, May's chances closely align with January's 15% but are notably lower than the early blooming days of March, which enjoy a 47% sun probability. As summer approaches, the likelihood of sunny days will gradually rise again, but for those looking to bask in sunlight, May may require a touch of patience amid the unpredictable Swiss spring.

Percentage of Sunny Days in May in Nyon

The chart illustrates the percentage of sunny days in Nyon throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Nyon experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%34%47%50%29%34%37%42%37%35%28%25%
Data source: Nyon May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nyon in May

In Nyon, Switzerland, the transition from winter to summer is beautifully marked by the lengthening days. January kicks off with about 9 hours of daylight, gradually increasing to 10 hours in February. As spring approaches, daylight extends to 11 hours in March and a delightful 13 hours by April. By May, the days reach a glorious 15 hours, the peak of this period of longer days, continuing through June and July. As the summer wanes, daylight begins to retreat, dropping to 14 hours in August and down to 12 hours in September. This gradual decline continues into autumn, bringing 10 hours by October and tapering off to 9 hours in November, before settling at 8 hours in December. The rhythm of daylight in Nyon not only highlights seasonal changes but also enhances the charm of each month, inviting residents and visitors alike to embrace the beauty of the changing light.

Average Daylight Hours in Nyon for May

The chart illustrates the variation in daylight duration in Nyon throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 1m10h 19m11h 56m13h 36m15h 1m15h 44m15h 21m14h 5m12h 30m10h 50m9h 23m8h 37m
Data source: Nyon daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Nyon

In Nyon, Switzerland, the month of May brings a gentle breeze, with an average wind speed of 2.2 m/s (5 mph). This marks a slight decrease from the previous month, where April enjoyed a livelier wind at 2.6 m/s (6 mph). As spring transitions into summer, Nyon's wind patterns reveal a general trend towards calmer conditions, with wind speeds gradually tapering off towards the summer months of June and July. Such variations create a serene ambiance, perfect for enjoying the beautiful landscapes and lakeside scenery that characterize this picturesque region. The modest winds in May invite outdoor enthusiasts to soak in the refreshing air while engaging in leisurely activities, setting a tranquil tone before the warmer, quieter summer months ahead.

Average May Wind Speed in Nyon

The chart displays monthly wind speed patterns in Nyon, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.12.32.62.2 m/s1.71.91.91.62.12.22.2
Data source: Nyon May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Nyon Compares to Other Months

Weather in Nyon varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Nyon, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January present strikingly different weather patterns. In January, temperatures range from a minimum of -7°C (20°F) to a maximum of 13°C (55°F), with an average of 2°C (36°F). The month experiences a moderate level of precipitation at 127 mm (5.0 in) over about 12 days, coupled with high humidity at 91%.

Conversely, May offers a much milder climate, with temperatures varying from a minimum of 0°C (33°F) to a maximum of 26°C (79°F) and an average temperature of 12°C (55°F). While May sees higher precipitation levels at 163 mm (6.4 in) over 17 days, the overall feel is significantly warmer and more pleasant compared to the chilly, damp conditions of January. For more detailed information on January weather, you can check Nyon weather in January.

When comparing the weather in May and February, it's clear that May tends to be much milder and more pleasant. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 26°C (79°F), with an average temperature of 12°C (55°F). Conversely, February features colder temperatures, with lows reaching -11°C (13°F) and an average of just 4°C (40°F). While May sees considerable rainfall with 163 mm (6.4 in) over 17 days, February has less precipitation at 98 mm (3.9 in) across only 12 days. Additionally, the humidity levels are slightly lower in May at 80%, compared to the higher 89% humidity experienced in February. For more detailed information, you can check out Nyon weather in February.

In comparing the weather between March and May, one can observe significant differences in temperature and precipitation patterns. While March sees a chilly minimum of -9°C (16°F) and an average of 6°C (43°F), May enjoys much milder temperatures, with a minimum of 0°C (33°F) and an average of 12°C (55°F). Additionally, the peak warmth in March reaches 20°C (69°F), whereas May boasts a higher maximum of 26°C (79°F). Precipitation is also notable, with March receiving 140 mm (5.5 in) over 14 days, compared to May's 163 mm (6.4 in) across 17 days. Notably, humidity levels are slightly higher in March at 87%, compared to May’s 80%. For a more detailed look at March weather specifically, you can check Nyon weather in March.

In comparing the weather of April and May, it's clear that May brings milder temperatures, with an average of 12°C (55°F) compared to April's cooler average of 9°C (49°F). While both months experience a range of temperatures, May sees maximums reaching 26°C (79°F), whereas April peaks at 24°C (76°F). Despite the warmer temperatures in May, it also experiences significantly more rainfall, with 163 mm (6.4 in) over 17 days, compared to April's 64 mm (2.5 in) across 10 days. Additionally, humidity levels are slightly lower in May at 80% compared to April's 84%. For a more detailed look at April's climate, you can refer to Nyon weather in April.

In May, temperatures range from a chilly minimum of 0°C (33°F) to a comfortable maximum of 26°C (79°F), with an average of 12°C (55°F). The month is characterized by significant precipitation, totaling 163 mm (6.4 in) over 17 days, and a humidity level of 80%. In contrast, June sees a notable rise in temperatures, with minimums of 8°C (47°F) and maximums reaching 32°C (91°F), culminating in an average of 17°C (64°F). Precipitation decreases to 126 mm (5.0 in) over 15 days, and humidity slightly increases to 82%. Overall, June offers warmer weather and slightly less rain, making it a more favorable month for those who prefer summer-like conditions. For more detailed information, check out Nyon weather in June.

In comparing the weather between May and July, there are notable differences in temperature and precipitation. May typically experiences cooler temperatures, with a minimum of 0°C (33°F) and an average of 12°C (55°F), while July enjoys significantly warmer conditions, featuring a minimum of 10°C (50°F) and an average of 19°C (67°F). The maximum temperature in July can reach up to 33°C (91°F), compared to May's maximum of 26°C (79°F). Precipitation also varies; May sees more rainfall at 163 mm (6.4 in) over 17 days, while July has 130 mm (5.1 in) over just 15 days. Humidity remains relatively high in both months, with May at 80% and July slightly higher at 82%. For a deeper look at weather specifics during July, visit Nyon weather in July.

May and August present quite different weather conditions. In May, temperatures range from a chilly minimum of 0°C (33°F) to a comfortable maximum of 26°C (79°F), with an average of 12°C (55°F). However, the month is characterized by significant rainfall, accumulating to 163 mm (6.4 in) over 17 days, alongside high humidity levels at 80%. In contrast, August offers milder nights with a minimum of 8°C (47°F) and warmer days reaching up to 32°C (89°F), with an average of 19°C (66°F). Precipitation is slightly lower at 126 mm (5.0 in) over 15 days, and humidity decreases to 77%. For a closer look at the weather specifics in August, check out Nyon weather in August.

May and September exhibit notable differences in weather patterns, with May generally experiencing cooler temperatures and higher precipitation. In May, the temperatures range from a minimum of 0°C (33°F) to a maximum of 26°C (79°F), averaging around 12°C (55°F), accompanied by significant rainfall of 163 mm (6.4 in) over 17 days and 80% humidity. In contrast, September sees a slight rise in the minimum temperature to 5°C (41°F) and an average of 15°C (60°F), while the maximum remains similar at 26°C (80°F). Rainfall decreases to 94 mm (3.7 in) across 12 days, with humidity slightly higher at 81%. For more detailed information on September weather, you can visit Nyon weather in September.

May and October present distinct weather characteristics, with May generally being warmer and wetter. In May, temperatures range from a minimum of 0°C (33°F) to a maximum of 26°C (79°F), with an average of 12°C (55°F). The month sees a significant amount of rainfall, accumulating to 163 mm (6.4 in) over approximately 17 days, alongside a humidity level of 80%. In contrast, October features slightly cooler temperatures, with a minimum of 1°C (34°F), an average of 11°C (52°F), and a maximum of 22°C (71°F). Precipitation decreases to 121 mm (4.8 in) over about 13 days, and humidity rises to 89%. For a closer look at October conditions, visit Nyon weather in October.

May and November present distinctly different weather patterns. In May, temperatures range from a hopeful minimum of 0°C (33°F) to a comfortable maximum of 26°C (79°F), with an average of 12°C (55°F). This month typically experiences higher humidity at 80% and more rainfall, totaling 163 mm (6.4 in) over about 17 days. In contrast, November sees cooler conditions with temperatures ranging from -1°C (31°F) to a maximum of 17°C (64°F), averaging only 6°C (43°F). While November receives less precipitation, at 116 mm (4.6 in) over about 14 days, it grapples with even higher humidity levels at 89%. For more details on the weather in November, you can refer to Nyon weather in November.

In May, temperatures in Nyon typically range from a minimum of 0°C (33°F) to a maximum of 26°C (79°F), with an average temperature of 12°C (55°F). The month experiences moderate precipitation, totaling 163 mm (6.4 in) over about 17 days and maintaining a humidity level around 80%. In contrast, December's weather is significantly colder, with temperatures dipping as low as -5°C (24°F) and peaking at 12°C (55°F), producing an average of just 3°C (38°F). Additionally, December sees higher precipitation levels at 213 mm (8.4 in) across 19 days and increased humidity at 91%. For more specific insights into the winter conditions, check out Nyon weather in December.

Compare Nyon's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Nyon

As May unfolds in Nyon, the weather presents a delightful contrast to the chill of earlier months. With temperatures rising to a pleasant maximum of 26°C (79°F), the warmth invites outdoor activities and the blooming of nature. However, May also brings a notable increase in precipitation, with frequent showers emerging across approximately half the month, resulting in 80% humidity that keeps the air fresh and invigorating. This unique combination of warmth and moisture creates an ideal environment for springtime beauty, setting the stage for the sunny days ahead. For a deeper dive into the seasonal weather patterns, explore more at Nyon Climate.