As of 12:29 PM CST on February 1, 2026, all 10 cities in Gibson County, IN in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Princeton, IN with a reading of 2.7.
Over the next 24 hours, the highest UV Index reading in Gibson County, IN is expected to be 3.2 in Princeton between 11:00 AM - 12:00 PM CST tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |