ClimateForecastDecemberJanuary >>

Affoltern (BERN) Climate by Month

The temperature in Affoltern can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and cold during the cooler months. It also has a notably wet climate with much precipitation. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Visitors to Affoltern can expect significant temperature changes throughout the year. Average daytime temperatures range from a comfortable 24°C in July, the warmest time of the year, to a chilly 4°C during cooler months like January. At night, temperatures typically average around -2°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Affoltern is known for its substantial rain/snowfall, with annual precipitation reaching 1393 mm. Year-round, Affoltern has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 147 mm, and the driest month, February, with 92 mm, is minimal.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Affoltern. While July receives considerable daily sunshine with up to 8.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.8 hours of sunlight per day.

Monthly hours of sunshine

Data from: Bern, Switzerland (25 KM, 15 Miles).

Daily hours of sunshine

Data from: Bern, Switzerland (25 KM, 15 Miles).

The best time of year to visit Affoltern 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 is the warmest month in Affoltern?
    July has an average maximum temperature of 24°C and is the warmest month of the year.
  • Which is the coldest month in Affoltern?
    The coldest month is January with an average maximum temperature of 4°C.
  • Which is the wettest month in Affoltern?
    June tops the wettest month list with 147 mm of rainfall.
  • Which is the driest month in Affoltern?
    February is the driest month with 92 mm of precipitation.
  • Which is the sunniest month in Affoltern?
    July is the sunniest month with an average of 244 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 Affoltern (BERN)

    Sun   Dec 15
    4°C | -2°C
    SW 7 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Mon   Dec 16
    5°C | -1°C
    S 4 km/h
    almost clear and no rain

    almost clear and no rain

    Tue   Dec 17
    5°C | -1°C
    SW 4 km/h
    partly cloudy and no rain

    partly cloudy and no rain