As of 4:52 PM EDT on April 28, 2025, all 7 cities in Gallia County, OH in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Gallipolis, OH with a reading of 5.2.
Over the next 24 hours, the highest UV Index reading in Gallia County, OH is expected to be 7.8 in Rio Grande 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 |