As of 11:41 PM EDT on May 12, 2025, all 14 cities in Calvert County, MD in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Calvert County, MD is expected to be 0.9 in Chesapeake Ranch Estates between 4:00 PM - 5:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |