Bern (BERN) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Bern.
Climate overview of Bern
Temperatures in Bern, Canton of Bern, Switzerland, vary greatly throughout the year. July is the hottest month at 25°C (77°F), while January is the coldest at 5°C (41°F).
The city receives considerable rain/snowfall, with around 1311 mm (52 in) annually. May is the wettest month. It has warm summers and cold winters. July is the sunniest month, averaging 8.1 hours of sunshine per day.
Bern Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Bern - and find the best time to visit.
Monthly Temperature in Bern
The climate in Bern is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 25°C (77°F) in July to a chilly 5°C (41°F) in the coolest month, January.
Nights vary from 14°C (57°F) in July to around -2°C (28°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Bern
Bern has a notably wet climate with abundant precipitation, recording 1311 mm (52 in) of rain/snowfall per year. Precipitation levels in Bern remain relatively steady throughout the year. May has the most rain, with 137 mm (5.4 in) over 18 days. In the driest month January, this drops slightly to 92 mm (3.6 in), making the city's climate fairly predictable. For more details, please visit our Bern Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Bern
For those who appreciate different seasons, Bern serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 8.1 hours of sunshine daily, and embrace the darker days in December, offering only 1.8 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Bern by Month
The relative humidity is high throughout the year in Bern.
The city experiences its highest humidity in October, reaching 85%. In April, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Bern
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -2°C (28°F).
Frequently asked questions about the climate in Bern
What is the best time to visit Bern?
June, July, August and September typically offer the most optimal weather in Bern. In contrast, January, February, November and December tend to have less optimal conditions. Bern has warm summers and cold winters.
What temperatures can I expect in Bern?
Daytime highs range from 5°C (41°F) in January to 25°C (77°F) in July. Nighttime lows range from -2°C (28°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Bern get?
Annual rainfall is around 1311 mm (52 in). May is the wettest month with 137 mm (5.4 in), while January is the driest with 92 mm (3.6 in).
How sunny is Bern?
Bern receives around 1,792 hours of sunshine per year. July is the sunniest month with 244 hours, while December is the cloudiest with just 54 hours.
Bern 3-Day Forecast
Bern on the map
Bern is highlighted - select any city to see its climate.
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