As of 3:07 PM EDT on September 21, 2025, all 9 cities in Shelby County, OH in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Port Jefferson, OH with a reading of 4.5.
Over the next 24 hours, the highest UV Index reading in Shelby County, OH is expected to be 4.5 in Port Jefferson between 3:00 PM - 4:00 PM EDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |