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May Weather in Sargans, Switzerland

Last updated: August 27, 2025

In Sargans, Switzerland, the average temperature in May hovers around 8°C (48°F). However, temperatures can vary significantly, with a minimum of -9°C (17°F) and a maximum reaching 25°C (78°F). Expect about 196 mm (7.7 in) of precipitation over 22 days, contributing to an average humidity of 80%.

May Temperature in Sargans

In May in Sargans, the average temperature is 8°C (48°F), with maximums reaching 25°C (78°F) and minimums dropping as low as -9°C (17°F). This range makes Sargans a destination where you can experience both pleasant warm days and chilly nights, so be sure to pack accordingly for your travels.

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

The chart illustrates May temperature patterns in Sargans, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sargans, May typically has an average temperature of 8°C (48°F), with highs reaching up to 25°C (78°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec242934404756585851443526
Data source: Temperature data for Sargans 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 Sargans

In Sargans in May, the total precipitation amount is 196 mm (7.7 in) over the course of 22 days.

May Precipitation Trends in Sargans

The chart displays monthly precipitation patterns in Sargans, 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 Sargans, May typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec1399512811319619721223916615599164
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sargans

In Sargans in May, humidity is 80%. With an average temperature of 8°C (48°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and travel a bit more arduous as the cool air mixes with the moisture, creating a heavy atmosphere.

May Average Humidity in Sargans

This chart illustrates the average monthly humidity levels in Sargans, 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 Sargans is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sargans

In Sargans in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Sargans.

Maximum UV Index Levels in Sargans for May

The chart shows the monthly maximum UV Index (UVI) for Sargans 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 Sargans typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24678101087532
Data source: Sargans 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.

How May Weather in Sargans Compares to Other Months

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

This table compares monthly weather conditions in Sargans, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)138 mm (5.5 inches)92%low
February Weather-2°C (29°F)94 mm (3.7 inches)89%moderate
March Weather1°C (34°F)128 mm (5.0 inches)87%high
April Weather5°C (41°F)113 mm (4.4 inches)84%high
May Weather8°C (48°F)196 mm (7.7 inches)80%very high
June Weather14°C (57°F)197 mm (7.8 inches)82%very high
July Weather14°C (58°F)212 mm (8.3 inches)83%very high
August Weather14°C (58°F)239 mm (9.4 inches)80%very high
September Weather11°C (51°F)166 mm (6.5 inches)83%high
October Weather7°C (44°F)155 mm (6.1 inches)90%moderate
November Weather1°C (35°F)99 mm (3.9 inches)88%moderate
December Weather-3°C (26°F)164 mm (6.4 inches)90%low

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