Gersau Weather & Climate: Best Time to Visit

The climate in Gersau is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a pleasant 22°C (72°F) in July to a chilly 3°C (37°F) in January.

Nighttime temperatures range from 12°C (54°F) in July to -4°C (25°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Gersau has a notably wet climate with abundant precipitation, recording 1970 mm (78 in) of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 217 mm (8.5 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, January, still receives a respectable 127 mm (5 in) of snow/rainfall. For more details, please visit our Gersau Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Gersau, summer days are longer and more sunny, with daily sunshine hours peaking at 5.6 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.2 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Gersau.

The city experiences its highest humidity in December, reaching 80%. In April, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The average wind speed over the year ranges from 2 m/s (4 knots) to 3 m/s (6 knots). It is lower in January, February, March, May, June, July, August, September, October, November and December and higher in April. What does this mean?

The mean monthly wind speed over the year (meters per second)