May Weather in Zweisimmen, Switzerland

Last updated: August 27, 2025

In Zweisimmen, Switzerland, May brings a mix of vibrant weather patterns that reflect the region's unique charm. Temperatures range from a pleasant maximum of 26°C (80°F) to a chilly minimum of -7°C (20°F), averaging around 9°C (48°F). Frequent rain is a hallmark of this month, with 205 mm (8.1 in) of precipitation over 21 days, creating a lush landscape. The humidity level settles at a comfortable 80%, adding to the refreshing feel of the air. Whether you’re exploring the picturesque village or immersing yourself in nature, May serves as a captivating time to experience Zweisimmen’s enchanting climate.

May Temperature in Zweisimmen

In Zweisimmen, Switzerland, May heralds a delightful transition into warmer spring weather. With minimum temperatures around -7°C (20°F) and a comfortable average of 9°C (48°F), the town begins to shed the frigid grip of winter. Days can warm up significantly, boasting a maximum of 26°C (80°F), enticing residents and visitors alike to embrace the outdoors. This month marks a noticeable shift from the cooler temperatures of April, showcasing an increase in both the average and maximum figures. The pleasant days and refreshing nights create a perfect backdrop for exploring the breathtaking alpine scenery, making May a particularly enchanting time to experience the charm of Zweisimmen.

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

The chart illustrates May temperature patterns in Zweisimmen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zweisimmen, 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).
JanFebMarAprMayJunJulAugSepOctNovDec242934414857595952443426
Data source: Temperature data for Zweisimmen generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Zweisimmen

In Zweisimmen, Switzerland, May is a notably wet month, with precipitation reaching 205 mm (8.1 in), making it the rainiest period of the year. This surge in rainfall is accompanied by an increase in rainy days, totaling 21, which signifies that nearly the entire month is marked by showers. Following a relatively dry April, where only 89 mm (3.5 in) fell in 12 days, May’s heavy downpours dramatically highlight a shift in weather patterns. As the landscape transforms under this influx of moisture, it sets the stage for lush greenery and vibrant blooms, reflecting the classic transition into summer. The trend of escalating precipitation continues into June and July, but May stands out as a critical point in the wet weather calendar, reminding us of the beautiful yet unpredictable nature of mountainous climates.

May Precipitation Trends in Zweisimmen

The chart displays monthly precipitation patterns in Zweisimmen, 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 Zweisimmen, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec15011814989205181200180117135109226
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Zweisimmen

In Zweisimmen, Switzerland, the month of May marks a notable shift in humidity, dipping to 80% after a steady decline from the winter months. As the air warms and spring unfolds, this decrease reflects the transition of the seasons, showcasing a gradual move away from the high humidity experienced during the colder months, where levels hovered around 91% in January. Following May, humidity slightly increases again in June and July, settling around 82%, yet it remains lower than the heavier humidity of earlier months. This pattern reveals a rhythmic cycle of humidity that ebbs and flows, with May serving as a significant turning point towards drier conditions that define the summer months.

May Average Humidity in Zweisimmen

This chart illustrates the average monthly humidity levels in Zweisimmen, 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 Zweisimmen 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 Zweisimmen

As we transition into May, Zweisimmen, Switzerland, experiences a significant surge in UV activity, with the UV Index reaching 9—a hallmark of very high exposure. This uptick continues the trend from April, where the UV Index increased from 8 to 9, indicating a shift towards more intense sun exposure as spring unfolds. With a burn time of just 15 minutes, caution is essential during this month, as outdoor enthusiasts should be vigilant about sun protection. This trend of rising UV levels persists into June and July, where the UV Index peaks at 10, underscoring the importance of being sun-savvy during this vibrant time of year. For detailed information, check the complete forecast at Zweisimmen UV Index.

Maximum UV Index Levels in Zweisimmen for May

The chart shows the monthly maximum UV Index (UVI) for Zweisimmen 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 Zweisimmen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097532
Data source: Zweisimmen 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 Zweisimmen

May in Zweisimmen, Switzerland offers a delightful continuation of the springtime sunshine, basking in 355 hours of radiant light. This month marks the peak of a remarkable upward trend, having transitioned from 355 hours in April to an impressive 390 hours in June. As the days grow longer and warmer, May showcases a vibrant atmosphere that entices both locals and visitors to revel in the natural beauty of the Swiss landscape. Following a winter of more subdued sunlight hours, the gradual increase in sunshine leading into summer highlights Zweisimmen's enchanting transformation, inviting everyone to embrace outdoor adventures and scenic explorations.

Monthly Sunshine Duration in Zweisimmen: May Highlighted

The May sunshine duration represents the total number of hours Zweisimmen 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.
JanFebMarAprMayJunJulAugSepOctNovDec172h233h299h355h355h390h416h385h325h288h231h200h
Data source: Zweisimmen May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zweisimmen During May

In Zweisimmen, Switzerland, the likelihood of sunny weather sees a noticeable trend as the year progresses. While May offers a 29% chance of sunshine, it represents a dip compared to the preceding spring months, with April reaching 45%. Interestingly, as the warmer months approach, the chances of clear skies seem to fluctuate; June, July, and August each hover around the 30% mark. This suggests that while May might not be the sunniest month, the preceding and succeeding months could offer more favorable weather conditions for enjoying the stunning alpine scenery. This pattern highlights the typical challenges of early summer weather in the region, where bouts of sunshine can be interspersed with cloudier days.

Percentage of Sunny Days in May in Zweisimmen

The chart illustrates the percentage of sunny days in Zweisimmen 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 Zweisimmen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%39%43%45%29%31%32%33%35%44%36%40%
Data source: Zweisimmen May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zweisimmen in May

In Zweisimmen, Switzerland, the daylight duration exhibits a clear and captivating trend as the year progresses. Starting with a modest 9 hours in January, the days gradually lengthen, reaching 15 hours by both May and June. This significant increase reflects the arrival of spring, where April witnesses a notable leap to 13 hours of sunlight. As summer approaches, the daylight holds steady at its peak, offering extended evenings perfect for outdoor activities. However, as summer fades into autumn, daylight begins to dwindle, dropping to 12 hours in September and gradually descending to 8 hours by December. This rhythmic pattern not only highlights the changing seasons but also serves as a reminder of nature's cyclical beauty in this picturesque Swiss setting.

Average Daylight Hours in Zweisimmen for May

The chart illustrates the variation in daylight duration in Zweisimmen 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 18m11h 56m13h 36m15h 1m15h 45m15h 22m14h 6m12h 30m10h 50m9h 22m8h 36m
Data source: Zweisimmen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Zweisimmen

In May, Zweisimmen experiences a gentle breeze, with an average wind speed of 1.5 m/s (3 mph), mirroring the calmness seen in the preceding months of January through April. This consistency of mild winds sets the tone for the transition into summer, as wind speeds slightly dip in June before a gradual uptick during the peak summer months of July and August. Notably, the winds remain rather stable throughout the year, fluctuating between 1.2 to 1.6 m/s, ensuring that Zweisimmen is enveloped in a serene atmospheric embrace that enhances the charm of its picturesque landscapes.

Average May Wind Speed in Zweisimmen

The chart displays monthly wind speed patterns in Zweisimmen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.61.51.51.5 m/s1.21.31.41.21.51.41.6
Data source: Zweisimmen May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Zweisimmen Compares to Other Months

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

In May, the weather experiences a significant warming trend, with temperatures ranging from a chilly minimum of -7°C (20°F) to a pleasant maximum of 26°C (80°F) and an average of 9°C (48°F). The month also sees a notable amount of precipitation, totaling 205 mm (8.1 in) over about 21 days, accompanied by a humidity level of 80%. In contrast, January is marked by much colder temperatures, with highs reaching only up to 8°C (47°F) and lows plummeting to -24°C (-10°F), averaging around -5°C (24°F). Although January receives less precipitation at 150 mm (5.9 in) over just 12 days, the humidity is higher at 91%. For a detailed look at January weather in Zweisimmen, visit Zweisimmen weather in January.

When comparing the weather conditions of May and February, it's clear that May is generally much milder and more pleasant. In May, temperatures range from a minimum of -7°C (20°F) to a maximum of 26°C (80°F), with a comfortable average of 9°C (48°F). In contrast, February experiences much colder conditions, with temperatures dropping as low as -19°C (-2°F) and averaging just -1°C (30°F). While May receives a higher total precipitation of 205 mm (8.1 in) over 21 days, February has a lower total of 117 mm (4.6 in) with precipitation occurring over fewer days (11 days). Additionally, February maintains a slightly higher humidity level at 89%, compared to May's 80%. For more details on February weather specifics, you can visit Zweisimmen weather in February.

In comparing the weather conditions of May and March, it is evident that May offers a milder climate with temperatures ranging from a minimum of -7°C (20°F) to a maximum of 26°C (80°F) and an average of 9°C (48°F). In contrast, March experiences significantly colder temperatures, with a minimum of -21°C (-5°F) and a maximum of 16°C (62°F), averaging just 1°C (34°F). Additionally, May sees more precipitation at 205 mm (8.1 in) over 21 days, compared to March, which has 149 mm (5.9 in) spread across 16 days. While May maintains a slightly lower humidity level at 80%, March has a higher humidity of 87%. For more detailed insights into March weather patterns, you can visit Zweisimmen weather in March.

In comparing the weather of April and May, one can observe a notable transition as spring progresses. May generally experiences milder temperatures, with a minimum of -7°C (20°F), an average of 9°C (48°F), and a maximum of 26°C (80°F), compared to April’s colder range of -17°C (2°F) to a maximum of 20°C (69°F). Additionally, May sees significantly more precipitation, totaling 205 mm (8.1 in) over 21 days, while April records only 89 mm (3.5 in) across 12 days. Interestingly, humidity levels in April are slightly higher at 84% compared to May's 80%. For more detailed information, you can check Zweisimmen weather in April.

In May, temperatures experience a wider range, with minimums dropping to -7°C (20°F) and maximums reaching up to 26°C (80°F). The average temperature of 9°C (48°F) signifies the transitional nature of this month. However, May also sees significant rainfall with 205 mm (8.1 in) over 21 days, contributing to a relatively high humidity level of 80%.

In contrast, June offers a noticeable warm-up, with minimum temperatures rising to 0°C (33°F) and maximums ranging up to 31°C (87°F), leading to a higher average temperature of 14°C (57°F). Rainfall decreases slightly to 181 mm (7.1 in) over 19 days, and humidity remains high at 82%. This shift marks June as a month of increasing warmth and slightly reduced precipitation compared to May. For more detailed insights, you can visit Zweisimmen weather in June.

When comparing the weather in May and July, May tends to be cooler with a minimum temperature dropping to -7°C (20°F) and an average of 9°C (48°F), while July sees milder temperatures ranging from a minimum of 3°C (38°F) to an average of 15°C (60°F). May experiences more variability, with maximum temperatures reaching up to 26°C (80°F), whereas July can peak at 30°C (86°F). Precipitation is similarly high in both months, with May recording 205 mm (8.1 in) over 21 days and July slightly less at 200 mm (7.9 in) over 18 days. Humidity is also comparable, remaining around 80% in May and rising slightly to 82% in July. For more detailed information on July weather, check out Zweisimmen weather in July.

May and August exhibit distinctly different weather patterns, with May typically experiencing a broader range of temperatures. In May, temperatures can range from a chilly -7°C (20°F) at their lowest to a warm 26°C (80°F) at their peak, averaging around 9°C (48°F). The month is also characterized by higher precipitation, totaling 205 mm (8.1 in) over 21 days, and a humidity level of 80%.

In contrast, August offers milder lows of around 4°C (39°F) and highs reaching 28°C (82°F), with an average temperature of 15°C (59°F). It sees slightly less rainfall than May, with 180 mm (7.1 in) spread across 17 days and a humidity level of 77%. For more specific insights into August weather, you can check Zweisimmen weather in August. Overall, May tends to be cooler and wetter, while August brings a warmer and somewhat drier climate.

May weather in Zweisimmen is characterized by a wider temperature range, with minimums dipping down to -7°C (20°F) and maximums reaching a pleasant 26°C (80°F). The month sees significant rainfall, averaging 205 mm (8.1 in) over 21 days, accompanied by high humidity levels of around 80%. In contrast, September offers slightly milder temperatures, with a minimum of -3°C (27°F) and a maximum of 24°C (75°F), while the average temperature rises to 11°C (52°F). Additionally, September experiences less precipitation, totaling 117 mm (4.6 in) across 15 days, and maintains a similar humidity level of 81%. For more details on September weather, you can visit Zweisimmen weather in September.

May and October present contrasting weather patterns, reflecting the transition from spring to autumn. In May, temperatures can range from a chilly -7°C (20°F) to a warm 26°C (80°F), with an average of 9°C (48°F). The month is marked by significant rainfall, totaling 205 mm (8.1 in) over 21 days, and a humidity level of 80%. In contrast, October experiences milder temperatures, with minimums around -4°C (26°F) and a maximum of 20°C (69°F), averaging 7°C (44°F). Precipitation decreases to 135 mm (5.3 in) over 13 days, accompanied by a slightly higher humidity of 89%. This comparison highlights the wetter and warmer conditions of May versus the cooler, drier atmosphere of October. For more specific details on October weather, you can visit Zweisimmen weather in October.

May and November present contrasting weather patterns. In May, temperatures range from a chilly minimum of -7°C (20°F) to a pleasant maximum of 26°C (80°F), with an average of 9°C (48°F). The month experiences significant precipitation at 205 mm (8.1 in) over 21 days, complemented by a humidity level of 80%. In stark contrast, November sees lower temperatures, with minimums dropping to -12°C (10°F) and an average of just 1°C (34°F), peaking at 17°C (63°F). Precipitation is also lower in November at 109 mm (4.3 in) across 12 days, along with an increased humidity of 89%. For more insights on November weather, visit Zweisimmen weather in November.

May and December present distinctly different weather patterns. In May, temperatures range from a minimum of -7°C (20°F) to a maximum of 26°C (80°F), with an average of 9°C (48°F). The month experiences considerable precipitation, amounting to 205 mm (8.1 in) over 21 days, accompanied by a humidity level of 80%. In stark contrast, December's temperatures are significantly colder, ranging from -23°C (-10°F) at night to a daytime maximum of 8°C (47°F), with an average of -3°C (26°F). This month sees even higher precipitation, totaling 226 mm (8.9 in) across 18 days, and increased humidity at 91%. For a more detailed understanding of December weather, you can check Zweisimmen weather in December.

Compare Zweisimmen's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Zweisimmen

As May unfolds in Zweisimmen, the weather showcases a delightful transition from the chill of winter to the warmth of summer. Unlike the cold months, you can expect milder temperatures with pleasant highs around 26°C, though the mornings may still greet you with a brisk chill, as lows can dip to -7°C. This month also sees an increase in precipitation, with rain gracing the region on about 21 days, contributing to the lush landscapes. The humidity dances around 80%, creating a fresh atmosphere that feels revitalizing as nature awakens. Explore more about this charming climate on the link here: Zweisimmen Climate.