As of 12:42 PM EDT on October 30, 2025, out of 24 cities in Prince William County, VA in our database, 18 cities (75%) have a UV Index reading of Low, while 6 cities (25%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Dale City, VA with a reading of 2.8.
Over the next 24 hours, the highest UV Index reading in Prince William County, VA is expected to be 3.7 in Cherry Hill between 1:00 PM - 2:00 PM EDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |