As of 2:27 PM CDT on April 26, 2025, out of 12 cities in Harrison County, IA in our database, 11 cities (92%) have a UV Index reading of High, while 1 city (8%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Mondamin, IA with a reading of 7.2.
Over the next 24 hours, the highest UV Index reading in Harrison County, IA is expected to be 7.2 in Mondamin between 2:00 PM - 3:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |