Biel (BERN) Weather & Climate: Best Time to Visit

Visitors to Biel can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 25°C (77°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 5°C (41°F).

At night, temperatures range from around 14°C (57°F) in July to -2°C (28°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Biel is known for its substantial rain/snowfall, with annual precipitation reaching 1387 mm (55 in). Despite minor fluctuations, Biel enjoys fairly consistent precipitation throughout the year. In May, you can expect around 144 mm (5.7 in) of precipitation, while in February, Biel receives about 91 mm (3.6 in). For more details, please visit our Biel Precipitation page.

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

The average number of days each month with precipitation

Biel can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 8.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.8 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Biel.

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