Weather Forecast and Radar for Onalaska, Wisconsin

Weather in Onalaska, WI

Onalaska, Wisconsin, United States experiences a full range of weather throughout the year. During the winter months, temperatures usually range from an average low of 14°F in January to an average high of 36°F in March. Snowfall is common during the winter months, with an average of 32 inches of snow falling between December and February.

In the spring, temperatures begin to warm up with an average low of 37°F in April and an average high of 70°F in June. Rainfall is common throughout the spring months, with an average of 5 inches of rain falling between April and June.

The summer months are known for hot and humid weather with an average low of 62°F in July and an average high of 82°F in August. Rainfall is also common during the summer months, with an average of 4 inches of rain falling between June and August.

The fall months are usually mild with an average low of 40°F in September and an average high of 61°F in November. Rainfall is common throughout the fall months, with an average of 3 inches of rain falling between September and November.

Fast Facts About Onalaska, WI

As of 2020, the city population is 18814.

Major Cities Nearby Onalaska, WI

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Onalaska, Wisconsin.