As of 4:12 PM CDT on September 19, 2026, all 16 cities in Porter County, IN in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Porter, IN with a reading of 1.5.
Over the next 24 hours, the highest UV Index reading in Porter County, IN is expected to be 3.8 in Kouts between 11:00 AM - 12:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |