As of 3:19 PM EDT on August 19, 2026, out of 20 cities in Clermont County, OH in our database, 10 cities (50%) have a UV Index reading of Moderate, while 10 cities (50%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Marathon, OH with a reading of 4.1.
Over the next 24 hours, the highest UV Index reading in Clermont County, OH is expected to be 7.7 in Amelia 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 |