As of 4:25 PM EDT on August 16, 2026, out of 13 cities in Charles County, MD in our database, 8 cities (62%) have a UV Index reading of Low, while 5 cities (38%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Cobb Island, MD with a reading of 4.1.
Over the next 24 hours, the highest UV Index reading in Charles County, MD is expected to be 8.5 in Cobb Island 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 |