As of 11:58 AM CDT on June 7, 2025, out of 15 cities in Columbia County, WI in our database, 14 cities (93%) have a UV Index reading of High, while 1 city (7%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Columbus, WI with a reading of 5.8.
Over the next 24 hours, the highest UV Index reading in Columbia County, WI is expected to be 7.5 in Columbus 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 |