UV Index
UV Index
Today's UV index in Wausau, United States 
will be up to 7.6, indicating a high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-10
With Wausau's UV index reaching 7.6, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours, especially between 10 a.m. and 4 p.m. when UV rays are strongest.
Wausau's UV index varies seasonally, reaching higher levels around summer months, typically between 7 and 9. In winter, the UV index drops to low values, often near 1 or 2.
Wausau has cold winters with snow and warm summers with occasional thunderstorms. Spring and fall bring milder temperatures and changing leaves in autumn. The area experiences four distinct seasons with a wide temperature range.
Compared to nearby regions, Wausau has colder winters than southern Wisconsin but is milder than northern parts. It sees more snow than many areas in the Midwest but less than northern Minnesota or Michigan's Upper Peninsula.
See the UV index hour by hour for Wausau, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.