ClimateForecastDecemberJanuary >>

Sommeri Climate by Month

The temperature in Sommeri 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. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

Visitors to Sommeri can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 24°C in July. In January, the coolest month of the year, temperatures drop to a chilly 4°C. At night, expect cooler temperatures, averaging -2°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Sommeri is known for its substantial rain/snowfall, with annual precipitation reaching 1470 mm. Sommeri experiences moderate seasonal variation in rainfall, with monthly averages ranging from 169 mm in June, the wettest month, and 89 mm in February, the driest month.

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

Sunshine over the year

Sommeri 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 (17 KM, 10 Miles).

Daily hours of sunshine

Data from: St. Gallen, Switzerland (17 KM, 10 Miles).

The best time of year to visit Sommeri 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 Sommeri?
    Most rainfall (rainy season) is seen in May, June, July and August.
  • Which is the warmest month in Sommeri?
    July has an average maximum temperature of 24°C and is the warmest month of the year.
  • Which is the coldest month in Sommeri?
    The coldest month is January with an average maximum temperature of 4°C.
  • Which is the wettest month in Sommeri?
    June tops the wettest month list with 169 mm of rainfall.
  • Which is the driest month in Sommeri?
    February is the driest month with 89 mm of precipitation.
  • Which is the sunniest month in Sommeri?
    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 Sommeri

    Sun   Dec 15
    4°C | 1°C
    SW 14 km/h
    0.5 mm
    partly cloudy and slight rain

    partly cloudy and slight rain

    Mon   Dec 16
    8°C | 3°C
    SW 7 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Tue   Dec 17
    5°C | 2°C
    SW 7 km/h
    overcast and no rain

    overcast and no rain