As of 12:46 PM CDT on July 23, 2026, out of 790 cities in Wisconsin in our database, 721 cities (91%) have a UV Index reading of Very High, 68 cities (9%) have a UV Index reading of High, while 1 city (0%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Salem Lakes, WI with a reading of 8.7.
Over the next 24 hours, the highest UV Index reading in Wisconsin is expected to be 9.3 in Cuba City between 1:00 PM - 2:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |