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May Weather in Saas-Grund, Switzerland

Last updated: August 27, 2025

In May, the average temperature in Saas-Grund, Switzerland hovers around 4°C (40°F). Expect a chilly minimum of -11°C (13°F), with highs reaching up to 17°C (62°F). During this month, precipitation totals approximately 221 mm (8.7 in) spread across 21 days, contributing to an average humidity level of 74%. Prepare for a wet and cool atmosphere!

May Temperature in Saas-Grund

In May in Saas-Grund, the average temperature is 4°C (40°F). The maximum can reach 17°C (62°F), while the minimum can plunge as low as -11°C (13°F). Be sure to pack layers to stay comfortable during your travels!

May Weather in Saas-Grund: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Saas-Grund, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saas-Grund, May typically has an average temperature of 4°C (40°F), with highs reaching up to 17°C (62°F) and lows dropping to around -11°C (13°F).
JanFebMarAprMayJunJulAugSepOctNovDec162125323950535246372617
Data source: Temperature data for Saas-Grund 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 Saas-Grund

In Saas-Grund in May, the total precipitation amount is 221 mm (8.7 in), which falls over the course of 21 days.

May Precipitation Trends in Saas-Grund

The chart displays monthly precipitation patterns in Saas-Grund, 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 Saas-Grund, May typically receives around 221 mm (8.7 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec11165120175221281253281164267209137
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Saas-Grund

In Saas-Grund in May humidity is 74%. With an average temperature of 4°C (40°F), this humidity feels like a chilly embrace that makes every breath a little heavier, which can be quite uncomfortable for traveling.

May Average Humidity in Saas-Grund

This chart illustrates the average monthly humidity levels in Saas-Grund, 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 Saas-Grund is approximately 74%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%81%76%77%74%71%67%64%74%87%88%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Saas-Grund

In Saas-Grund in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Saas-Grund.

Maximum UV Index Levels in Saas-Grund for May

The chart shows the monthly maximum UV Index (UVI) for Saas-Grund 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 Saas-Grund typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34789101097532
Data source: Saas-Grund 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 Saas-Grund Compares to Other Months

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

This table compares monthly weather conditions in Saas-Grund, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)111 mm (4.4 inches)88%moderate
February Weather-6°C (21°F)65 mm (2.6 inches)81%moderate
March Weather-4°C (25°F)120 mm (4.7 inches)76%high
April Weather0°C (32°F)175 mm (6.9 inches)77%very high
May Weather4°C (40°F)221 mm (8.7 inches)74%very high
June Weather10°C (50°F)281 mm (11.1 inches)71%very high
July Weather12°C (53°F)253 mm (10.0 inches)67%very high
August Weather11°C (52°F)281 mm (11.1 inches)64%very high
September Weather8°C (46°F)164 mm (6.5 inches)74%high
October Weather3°C (37°F)267 mm (10.5 inches)87%moderate
November Weather-3°C (26°F)209 mm (8.2 inches)88%moderate
December Weather-8°C (18°F)137 mm (5.4 inches)85%low

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