As of 6:16 PM EDT on June 8, 2025, all 16 cities in Putnam County, OH in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Ottawa, OH with a reading of 2.1.
Over the next 24 hours, the highest UV Index reading in Putnam County, OH is expected to be 8 in Ottawa 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 |