Climate in Altstätten (St.Gallen Canton), Switzerland

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Average monthly minimum and maximum temperature in Altstätten, Switzerland

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly hours of sunshine in Altstätten, Switzerland

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* Data from: St. Gallen, Switzerland (13 KM, 8 Miles).

Daily percent of sunshine

The mean percent of hours of sunhours during the day over the year

Average monthly percentage of sunshine in Altstätten, Switzerland

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* Data from: St. Gallen, Switzerland (13 KM, 8 Miles).

Monthly precipitation

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

Average monthly rainfall, snow, precipitation in Altstätten, Switzerland

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average monthly rainy days in Altstätten, Switzerland

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Average humidity

The mean monthly relative humidity over the year

Average monthly relative humidity in Altstätten, Switzerland

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* Data from: St. Gallen, Switzerland (13 KM, 8 Miles).

Weather Forecasts for Altstätten

Fri   Mar 29
18°C | 4°C
S 18 km/h
broken clouds and no rain

broken clouds and no rain

Sat   Mar 30
20°C | 8°C
S 11 km/h
1.7 mm
broken clouds and  chance of slight rain

broken clouds and chance of slight rain

Sun   Mar 31
18°C | 4°C
S 11 km/h
broken clouds and no rain

broken clouds 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.