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May Weather in Grandvillard, Switzerland

Last updated: August 27, 2025

In May, the average temperature in Grandvillard, Switzerland hovers around 11°C (51°F). Expect a brisk range with minimum temperatures dipping to -3°C (27°F) and maximum soaring up to 27°C (81°F). This month brings along approximately 182 mm (7.2 in) of precipitation, spread over 19 days, while the average humidity remains at a notable 80%.

May Temperature in Grandvillard

In May in Grandvillard, the average temperature is 11°C (51°F). Maximum temperatures can reach 27°C (81°F), while minimum temperatures can drop as low as -3°C (27°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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

The chart illustrates May temperature patterns in Grandvillard, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grandvillard, May typically has an average temperature of 11°C (51°F), with highs reaching up to 27°C (81°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec293438445160636256483931
Data source: Temperature data for Grandvillard 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 Grandvillard

In Grandvillard in May, the precipitation amount is 182 mm (7.2 in) over a period of 19 days.

May Precipitation Trends in Grandvillard

The chart displays monthly precipitation patterns in Grandvillard, 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 Grandvillard, May typically receives around 182 mm (7.2 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec13210613576182159165152100120106208
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Grandvillard

In Grandvillard in May humidity is 80%. With an average temperature of 11°C (51°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities feel heavier and less enjoyable for traveling.

May Average Humidity in Grandvillard

This chart illustrates the average monthly humidity levels in Grandvillard, 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 Grandvillard is approximately 80%, 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 Grandvillard

In Grandvillard 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 Grandvillard.

Maximum UV Index Levels in Grandvillard for May

The chart shows the monthly maximum UV Index (UVI) for Grandvillard 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 Grandvillard typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2467810997532
Data source: Grandvillard 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 Grandvillard Compares to Other Months

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

This table compares monthly weather conditions in Grandvillard, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)132 mm (5.2 inches)91%low
February Weather1°C (34°F)106 mm (4.2 inches)89%moderate
March Weather3°C (38°F)135 mm (5.3 inches)87%high
April Weather7°C (45°F)76 mm (3.0 inches)84%high
May Weather11°C (51°F)182 mm (7.2 inches)80%very high
June Weather16°C (60°F)159 mm (6.3 inches)82%very high
July Weather17°C (63°F)165 mm (6.5 inches)82%very high
August Weather17°C (62°F)152 mm (6.0 inches)77%very high
September Weather13°C (56°F)100 mm (3.9 inches)81%high
October Weather9°C (48°F)120 mm (4.7 inches)89%moderate
November Weather4°C (39°F)106 mm (4.2 inches)89%moderate
December Weather0°C (32°F)208 mm (8.2 inches)91%low

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