As of 9:01 PM EDT on August 11, 2025, all 14 cities in Ashtabula County, OH in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Ashtabula County, OH is expected to be 8.5 in Orwell between 1:00 PM - 2:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |