As of 12:20 PM CDT on September 10, 2026, out of 4 cities in Oregon County, MO in our database, 2 cities (50%) have a UV Index reading of Low, 1 city (25%) have a UV Index reading of Moderate, while 1 city (25%) have a UV Index reading of High. The city with the highest UV Index reading right now is Thayer, MO with a reading of 7.2.
Over the next 24 hours, the highest UV Index reading in Oregon County, MO is expected to be 7.6 in Koshkonong between 2:00 PM - 3:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |