As of 3:37 PM EDT on April 29, 2026, out of 13 cities in Knox County, IN in our database, 12 cities (92%) have a UV Index reading of Moderate, while 1 city (8%) have a UV Index reading of High. The city with the highest UV Index reading right now is Monroe City, IN with a reading of 5.7.
Over the next 24 hours, the highest UV Index reading in Knox County, IN is expected to be 7.4 in Vincennes between 2:00 PM - 3:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |