ClimateForecastDecemberJanuary >>

Gersau Climate by Month

Gersau experiences great temperature shifts. The city's weather can transition from pleasant days to cold weather. It also has a relatively rain/snowy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

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 in July to a chilly 3°C in January. Nighttime temperatures can drop, with averages reaching -4°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Gersau has a notably wet climate with abundant precipitation, recording 1970 mm of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, August, sees around 217 mm of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, January, still receives a respectable 127 mm of snow/rainfall.

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

Sunshine over the year

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.

Monthly hours of sunshine

Data from: Altdorf, Switzerland (16 KM, 10 Miles).

Daily hours of sunshine

Data from: Altdorf, Switzerland (16 KM, 10 Miles).

The best time of year to visit Gersau in Switzerland

During the months of July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is the rainy season in Gersau?
    Rainy season in Gersau occurs in the months of May, June, July, August and September.
  • Which is the warmest month in Gersau?
    July has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Gersau?
    The coldest month is January with an average maximum temperature of 3°C.
  • Which is the wettest month in Gersau?
    August tops the wettest month list with 217 mm of rainfall.
  • Which is the driest month in Gersau?
    January is the driest month with 127 mm of precipitation.
  • Which is the sunniest month in Gersau?
    July is the sunniest month with an average of 168 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Gersau

    Wed   Dec 11
    3°C | -1°C
    NE 7 km/h
    broken clouds and no rain

    broken clouds and no rain

    Thu   Dec 12
    2°C | -2°C
    N 7 km/h
    overcast and no rain

    overcast and no rain

    Fri   Dec 13
    4°C | -2°C
    E 7 km/h
    broken clouds and no rain

    broken clouds and no rain