As of 11:51 AM CDT on June 7, 2025, out of 15 cities in Fond du Lac County, WI in our database, 10 cities (67%) have a UV Index reading of Moderate, while 5 cities (33%) have a UV Index reading of High. The city with the highest UV Index reading right now is St. Peter, WI with a reading of 6.
Over the next 24 hours, the highest UV Index reading in Fond du Lac County, WI is expected to be 7.5 in Campbellsport 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 |