Wil Weather & Climate: Best Time to Visit

Visitors to Wil can expect significant temperature changes throughout the year. On average, daytime temperatures range from a comfortable 24°C (75°F) in July to a chilly 5°C (41°F) in January.

Nighttime temperatures range from 15°C (59°F) in July to -2°C (28°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Wil is known for its substantial rain/snowfall, with annual precipitation reaching 1440 mm (57 in). The amount of precipitation varies moderately throughout the year. The wettest month, June, sees around 160 mm (6.3 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, February, still receives a respectable 91 mm (3.6 in) of snow/rainfall. For more details, please visit our Wil Precipitation page.

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

The average number of days each month with precipitation

In Wil, summer days are longer and more sunny, with daily sunshine hours peaking at 7.6 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.6 hours per average 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 Wil.

The city experiences its highest humidity in November, reaching 82%. In April, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year