May Weather in Saint-Prex, Switzerland

Last updated: August 27, 2025

Saint-Prex experiences a dynamic May climate, where temperatures range from a brisk 1°C (34°F) at night to a pleasant 25°C (78°F) during the day. The average temperature settles around 13°C (55°F), offering a refreshing atmosphere for outdoor activities. This month sees 147 mm (5.8 in) of precipitation over 16 days, contributing to a lush landscape, while humidity hovers at a comfortable 80%. Visitors can expect a mix of sunny days and sprightly showers, embodying the quintessential charm of spring in Switzerland.

May Temperature in Saint-Prex

In May, Saint-Prex, Switzerland, welcomes the warmth of spring with temperatures that reflect a gentle transition from the chill of winter. The average temperature of 13°C (55°F) provides pleasant days, while lows of 1°C (34°F) still hint at the retreating cold. With highs reaching up to 25°C (78°F), May stands out as a month of blossoming character, contrasting sharply with the preceding months where temperatures hovered much lower. This upward trend not only invites residents and visitors to enjoy the beauty of the lakeside and surrounding nature but also signals the onset of summer activities, making it a delightful time to experience the charm of Saint-Prex.

May Weather in Saint-Prex: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Saint-Prex, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saint-Prex, 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).
JanFebMarAprMayJunJulAugSepOctNovDec374043495564676761534539
Data source: Temperature data for Saint-Prex 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 Saint-Prex

May marks a striking shift in precipitation patterns in Saint-Prex, Switzerland, as it receives a substantial 147 mm (5.8 in) of rainfall, making it the wettest month so far in the year. This increase is particularly notable given the 57 mm (2.2 in) recorded in April, highlighting a trend towards wetter conditions as spring progresses towards summer. Over 16 days of measurable precipitation, May showcases a robust transition, with most days featuring light to moderate rain. This uptick not only enriches the lush landscape but also sets the stage for the significant outdoor activities that characterize the warmer months ahead. As the weather shifts, it’s a reminder of the vital role May's rains play in supporting the vibrant seasonal life of the region.

May Precipitation Trends in Saint-Prex

The chart displays monthly precipitation patterns in Saint-Prex, 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 Saint-Prex, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec111891185714710412111185110103186
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Saint-Prex

In Saint-Prex, Switzerland, May heralds a noticeable shift in humidity levels, dipping to 80% and marking the beginning of a gradual transition towards the drier summer months. This decrease follows a steady decline from a high of 91% in January and consistent humidity through March and April, allowing for more comfortable outdoor conditions as spring fully takes hold. While June sees a slight uptick back to 82%, the overall trend indicates that May offers a sweet spot, with milder humidity levels paving the way for vibrant blooms and pleasant days, inviting both locals and visitors to enjoy the picturesque landscape before the heat settles in for the summer.

May Average Humidity in Saint-Prex

This chart illustrates the average monthly humidity levels in Saint-Prex, 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 Saint-Prex 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 Saint-Prex

As spring transitions into summer in Saint-Prex, Switzerland, the UV Index sees a significant upward shift in May, reaching an impressive 8 and classifying exposure as very high. This sharp rise from April’s 7 underscores the increasing intensity of sunlight as the days lengthen and temperatures warm. With a burn time of just 15 minutes, it’s crucial for residents and visitors alike to practice sun safety, especially as the UV levels will remain elevated throughout the summer months. The trend illustrates a progression from moderate to extreme UV exposure, highlighting the importance of awareness in outdoor activities. For more insights, check the complete Saint-Prex UV Index.

Maximum UV Index Levels in Saint-Prex for May

The chart shows the monthly maximum UV Index (UVI) for Saint-Prex 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 Saint-Prex typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2367810987532
Data source: Saint-Prex 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 Saint-Prex

As May unfolds in Saint-Prex, Switzerland, the sun truly begins to shine, with the town basking in 352 hours of radiant daylight. This delightful increase continues the upward trend established since January, where the days grew noticeably longer and brighter. Following the robust light levels seen in April with 351 hours, May enhances the spring ambiance, leading effortlessly into the summer months ahead. June takes the sun-worshipping experience even further, as the hours reach a dazzling 394, making it clear that this idyllic lakeside locale thrives in sunshine, fostering vibrant outdoor activities and a blossoming community spirit. The steady increase from winter's 159 hours to May's abundant light reflects not just a shift in seasons, but a blossoming of life and energy, inviting residents and visitors alike to embrace the beauty of nature during these flourishing months.

Monthly Sunshine Duration in Saint-Prex: May Highlighted

The May sunshine duration represents the total number of hours Saint-Prex 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: Saint-Prex May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saint-Prex During May

In Saint-Prex, Switzerland, the likelihood of sunny weather in May reflects a noticeable dip, with only a 30% chance of sunshine. This contrasts sharply with the more promising weather of the previous months, as April boasts a more favorable 51% chance. Interestingly, as spring progresses into summer, the likelihood of sunny days shows a fluctuating trend, with June to August hovering around 36% to 41%. Thus, while May may not deliver an abundance of sunshine, it serves as a transitional month, setting the stage for the more consistent warmth and brightness that summer promises.

Percentage of Sunny Days in May in Saint-Prex

The chart illustrates the percentage of sunny days in Saint-Prex 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 Saint-Prex experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%35%47%51%31%36%38%41%36%35%27%24%
Data source: Saint-Prex May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saint-Prex in May

As spring unfolds in Saint-Prex, Switzerland, the days gradually lengthen, culminating in a delightful peak of daylight during the month of May, when residents bask in 15 hours of sunlight. Beginning with January's modest 9 hours, each month witnesses a steady increase, with April welcoming a generous 13 hours as nature bursts into bloom. May's sunlit days not only herald the warmth of summer but also mark the transition into the longest days of the year, where daylight remains plentiful through June and July. However, as summer fades, daylight begins its gradual decline, with August seeing 14 hours and a further tapering to 12 hours by September. This rhythmic cycle of light perfectly illustrates the serene yet majestic dance of seasons in this charming Swiss town.

Average Daylight Hours in Saint-Prex for May

The chart illustrates the variation in daylight duration in Saint-Prex throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 2m10h 19m11h 56m13h 35m15h15h 43m15h 20m14h 5m12h 29m10h 51m9h 24m8h 38m
Data source: Saint-Prex daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Saint-Prex

In Saint-Prex, Switzerland, the winds of May present a gentle, yet invigorating, breeze with an average speed of 2.0 m/s (4 mph). This month marks a slight dip compared to the preceding months of April when the average wind speed peaked at 2.3 m/s (5 mph). As spring transitions into early summer, the winds generally become milder, reflecting a broader trend observed from January to June where speeds gradually decline from the winter's cool gusts. This gentle wind in May creates an inviting atmosphere, perfect for outdoor activities and basking in the blossoming beauty of nature. As the year progresses towards summer, the calmer winds hint at the serene weather that characterizes the warmer months, making Saint-Prex a delightful destination during this time.

Average May Wind Speed in Saint-Prex

The chart displays monthly wind speed patterns in Saint-Prex, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.21.92.02.32.0 m/s1.51.71.71.41.82.02.0
Data source: Saint-Prex May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Saint-Prex Compares to Other Months

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

When comparing the weather in May and January, notable differences emerge. May typically enjoys milder temperatures, with lows around 1°C (34°F) and highs reaching up to 25°C (78°F), while January presents a colder atmosphere with temperatures dipping to -5°C (22°F) and peaking at 13°C (56°F). Additionally, May experiences more rainfall, averaging 147 mm (5.8 in) across 16 days, compared to January’s 111 mm (4.4 in) over 11 days. The humidity is slightly lower in May at 80%, whereas January boasts a higher humidity of 91%. For more detailed insights, you can check out Saint-Prex weather in January.

When comparing the weather in May and February, it becomes clear how the seasons influence conditions. May typically sees milder temperatures, ranging from a minimum of 1°C (34°F) to a maximum of 25°C (78°F), with an average of 13°C (55°F). In contrast, February is much colder, with temperatures dipping as low as -10°C (14°F) and peaking at 17°C (62°F), averaging around 4°C (40°F). Precipitation is more frequent in May, with 147 mm (5.8 in) over 16 days, compared to February's 89 mm (3.5 in) over 11 days. Additionally, February has slightly higher humidity at 89% compared to May's 80%. For more detailed weather insights, check out Saint-Prex weather in February.

When comparing the weather in March and May, it's clear that May brings significantly warmer temperatures, with averages reaching 13°C (55°F) compared to March's average of 6°C (43°F). Additionally, while May can experience maximum temperatures up to 25°C (78°F), March's highs reach only 20°C (69°F). Precipitation levels are slightly higher in May at 147 mm (5.8 in) over 16 days, compared to March, which sees 118 mm (4.6 in) across 15 days. Humidity is also a factor, with March being slightly more humid at 87% compared to May's 80%. For more detailed information on March weather, you can visit Saint-Prex weather in March.

In comparing the weather between April and May, we notice that May tends to be warmer overall. While April has a minimum temperature of -2°C (29°F) and an average of 9°C (49°F), May's temperatures start at a minimum of 1°C (34°F) and average around 13°C (55°F). Although the maximum temperature in April reaches 24°C (76°F), May can warm up to a comfortable 25°C (78°F).

In terms of precipitation, May is significantly wetter, receiving 147 mm (5.8 in) over 16 days, compared to April's 57 mm (2.2 in) on just 8 days, indicating a much rainier month. The humidity levels are relatively high in both months, with April at 84% and May slightly lower at 80%. For a more detailed look, you can refer to Saint-Prex weather in April.

In May, temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 25°C (78°F), with an average of 13°C (55°F). The month is characterized by significant rainfall, totaling 147 mm (5.8 in) over 16 days, and a relatively high humidity level of 80%. In contrast, June presents a much warmer profile, with temperatures starting at a minimum of 9°C (48°F) and peaking at 33°C (91°F), leading to an average of 18°C (64°F). Precipitation decreases to 104 mm (4.1 in) over 15 days, while humidity slightly increases to 82%. This transition from May to June marks a shift towards warmer days and less frequent rain. For more detailed information, you can visit Saint-Prex weather in June.

May and July exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 25°C (78°F), with an average of 13°C (55°F). This month is characterized by higher precipitation, totaling 147 mm (5.8 inches) over 16 rainy days and an 80% humidity level. In contrast, July brings warmer temperatures, with minima around 11°C (52°F) and maxima reaching up to 33°C (91°F), averaging at 20°C (68°F). The precipitation in July is slightly lower, at 121 mm (4.8 inches) over 14 days, combined with a humidity level of 82%. For more detailed information, you can visit Saint-Prex weather in July.

May typically experiences cooler temperatures compared to August, with a minimum of 1°C (34°F) and an average of 13°C (55°F), while August sees milder conditions with a minimum of 9°C (49°F) and an average of 19°C (67°F). Precipitation is more pronounced in May, with 147 mm (5.8 in) falling over 16 days, whereas August has a slightly lower total of 110 mm (4.3 in) across just 12 days. Despite this, humidity levels remain relatively high in both months, peaking at 80% in May and slightly decreasing to 77% in August. For more specific details about the weather trends in August, you can visit Saint-Prex weather in August.

May and September exhibit distinct weather patterns as spring transitions into fall. In May, temperatures range from a chilly minimum of 1°C (34°F) to a warm maximum of 25°C (78°F), with an average of 13°C (55°F). The month is characterized by higher precipitation, with 147 mm (5.8 in) spread over 16 days, contributing to a humid environment at 80%. In contrast, September sees milder temperatures, with a minimum of 6°C (43°F) and a maximum of 27°C (80°F), averaging at 16°C (61°F). Precipitation decreases significantly to 85 mm (3.3 in) across just 11 days, while humidity remains slightly elevated at 81%. For more detailed information on September weather, you can visit Saint-Prex weather in September.

May and October present different weather profiles, with May typically warmer and wetter than October. In May, temperatures range from a minimum of 1°C (34°F) to a maximum of 25°C (78°F), with an average of 13°C (55°F) and about 147 mm (5.8 in) of precipitation over 16 days at an 80% humidity level. In contrast, October has temperatures that vary from a minimum of 2°C (36°F) to a maximum of 21°C (71°F), averaging 12°C (53°F) with lower precipitation at 110 mm (4.3 in) over 13 days and higher humidity at 89%. For more detailed weather information, you can check Saint-Prex weather in October.

May and November showcase distinct differences in weather patterns. In May, temperatures range from a refreshing 1°C (34°F) at night to a warm 25°C (78°F) during the day, with an average temperature of 13°C (55°F). However, May also experiences considerable rainfall, totaling 147 mm (5.8 in) over approximately 16 days, alongside a humidity level of 80%. In contrast, November brings cooler conditions, with temperatures dropping to a minimum of 0°C (32°F) and peaking at 17°C (63°F), averaging just 7°C (45°F). Precipitation decreases to 103 mm (4.1 in) across 13 days, but humidity rises to a substantial 89%. For more details, check Saint-Prex weather in November.

May and December present contrasting weather conditions in Saint-Prex. In May, temperatures range from a cool 1°C (34°F) at night to a pleasant 25°C (78°F) during the day, with an average of 13°C (55°F). The month sees around 147 mm (5.8 in) of precipitation over approximately 16 days, accompanied by relatively high humidity at 80%. Conversely, December is much colder, with temperatures dipping to a minimum of -4°C (26°F) and peaking at a maximum of only 13°C (55°F), averaging just 4°C (39°F). This winter month experiences more precipitation at 186 mm (7.3 in) across 19 days and even higher humidity levels at 91%. For a more detailed look at December weather specifically, check Saint-Prex weather in December.

Compare Saint-Prex's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Saint-Prex

As spring unfolds in Saint-Prex, May brings a delightful transition from the cooler months. Unlike the crisp chill of early spring, temperatures can peak around 25°C (78°F), allowing residents and visitors to bask in warmth while enjoying outdoor activities. However, this pleasant warmth comes with the trade-off of occasional precipitation, with about 16 days experiencing rain, contributing to an averaging humidity level of 80%. This balance of warmth and moisture results in vibrant foliage and lush landscapes, setting the stage for a picturesque early summer. For more detailed insights into what to expect, visit Saint-Prex Climate.