As of 4:12 PM EDT on August 19, 2026, all 1 cities in Arlington County, VA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Arlington, VA with a reading of 4.4.
Over the next 24 hours, the highest UV Index reading in Arlington County, VA is expected to be 7.6 in Arlington between 2:00 PM - 3:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |