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Altstätten Climate by Month

The graphs below provide an overview of the climate in Altstätten (St.Gallen Canton), Switzerland. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

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

Forecast for Altstätten

Thu   Nov 07
11°C | 4°C
N 7 km/h
broken clouds and no rain

broken clouds and no rain

Fri   Nov 08
10°C | 3°C
S 4 km/h
almost clear and no rain

almost clear and no rain

Sat   Nov 09
10°C | 2°C
SW 7 km/h
partly cloudy and no rain

partly cloudy and no rain

The best time of year to visit Altstätten in Switzerland

During the months of June, 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:

  • Which months have the greatest rainfall in Altstätten?
    Most rainfall (rainy season) is seen in May, June, July and August.
  • Which is the warmest month in Altstätten?
    July has an average maximum temperature of 23°C and is the warmest month of the year.
  • Which is the coldest month in Altstätten?
    The coldest month is January with an average maximum temperature of 4°C.
  • Which is the wettest month in Altstätten?
    June tops the wettest month list with 198 mm of rainfall.
  • Which is the driest month in Altstätten?
    January is the driest month with 106 mm of precipitation.
  • Which is the sunniest month in Altstätten?
    July is the sunniest month with an average of 229 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.