As of 12:42 PM EDT on May 6, 2026, out of 79 cities in Delaware in our database, 52 cities (66%) have a UV Index reading of Low, while 27 cities (34%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Millsboro, DE with a reading of 3.5.
Over the next 24 hours, the highest UV Index reading in Delaware is expected to be 3.5 in Millsboro between 12:00 PM - 1:00 PM EDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |