The highest day temperature in May 2026 was 79°F. The lowest night temperature was 17°F. The average values for day and night temperatures during May were 56.3°F и 33.7°F respectivly.

The average sea surface temperature in May 2026 for Gstaad was 61.2°F. The maximum and minimum values were 56.8°F and 72.0°F respectively.

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in May for Gstaad is 5.9 in. It makes may the most rainy month of the year.

The average wind speed in May is 4.0 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Gstaad in May is 7.5 hours.