ClimateForecastDecemberJanuary >>

Gossau Climate by Month

The temperature in Gossau can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It also experiences much rain/snowfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Visitors to Gossau can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 23°C in July. In January, the coolest month of the year, temperatures drop to a chilly 4°C. At night, expect cooler temperatures, averaging -3°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Gossau is known for its substantial rain/snowfall, with annual precipitation reaching 1754 mm. Gossau experiences moderate seasonal variation in rainfall, with monthly averages ranging from 211 mm in June, the wettest month, and 103 mm in January, the driest month.

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

Sunshine over the year

Gossau can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 7.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.6 hours of sunlight per day.

Monthly hours of sunshine

Data from: St. Gallen, Switzerland (9 KM, 5 Miles).

Daily hours of sunshine

Data from: St. Gallen, Switzerland (9 KM, 5 Miles).

The best time of year to visit Gossau 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:
  • When is the rainy season in Gossau?
    Rainy season in Gossau occurs in the months of May, June, July, August and September.
  • Which is the warmest month in Gossau?
    July has an average maximum temperature of 23°C and is the warmest month of the year.
  • Which is the coldest month in Gossau?
    The coldest month is January with an average maximum temperature of 4°C.
  • Which is the wettest month in Gossau?
    June tops the wettest month list with 211 mm of rainfall.
  • Which is the driest month in Gossau?
    January is the driest month with 103 mm of precipitation.
  • Which is the sunniest month in Gossau?
    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.

    Forecast for Gossau

    Sun   Dec 15
    3°C | 0°C
    W 11 km/h
    1.7 mm
    broken clouds and snow

    broken clouds and snow

    Mon   Dec 16
    7°C | 3°C
    SW 7 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Tue   Dec 17
    6°C | 1°C
    N 4 km/h
    partly cloudy and no rain

    partly cloudy and no rain