As of 10:52 AM CDT on June 22, 2026, all 18 cities in Washington County, AR in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Springdale, AR with a reading of 4.3.
Over the next 24 hours, the highest UV Index reading in Washington County, AR is expected to be 10.3 in Morrow between 2:00 PM - 3:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |