As of 1:20 PM CDT on March 18, 2026, out of 28 cities in St. Louis County, MN in our database, 26 cities (93%) have a UV Index reading of Low, while 2 cities (7%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Ely, MN with a reading of 2.5.
Over the next 24 hours, the highest UV Index reading in St. Louis County, MN is expected to be 3 in Virginia between 12:00 PM - 1:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |