Peak UV index by city
| City | Population | Peak UV | Exposure | UV 3+ hours |
|---|---|---|---|---|
| Little Rock | 206,427 | 4 | Moderate | 11 AM–3 PM |
| Fayetteville | 106,623 | 4 | Moderate | 11 AM–3 PM |
| Fort Smith | 90,855 | 4 | Moderate | 11 AM–3 PM |
| Springdale | 90,685 | 4 | Moderate | 11 AM–3 PM |
| Jonesboro | 83,296 | 4 | Moderate | 11 AM–2 PM |
| Rogers | 76,956 | 4 | Moderate | 11 AM–3 PM |
| Conway | 72,328 | 4 | Moderate | 11 AM–3 PM |
| North Little Rock | 65,120 | 4 | Moderate | 11 AM–3 PM |
| Bentonville | 63,057 | 4 | Moderate | 11 AM–3 PM |
| Benton | 38,898 | 4 | Moderate | 11 AM–3 PM |
| Pine Bluff | 38,213 | 4 | Moderate | 11 AM–3 PM |
| Hot Springs | 37,979 | 4 | Moderate | 11 AM–3 PM |
| Bella Vista | 34,518 | 4 | Moderate | 11 AM–3 PM |
| Sherwood | 33,620 | 4 | Moderate | 11 AM–3 PM |
| Paragould | 31,135 | 4 | Moderate | 11 AM–2 PM |
| Russellville | 29,521 | 4 | Moderate | 11 AM–3 PM |
| Jacksonville | 29,460 | 4 | Moderate | 11 AM–3 PM |
| Texarkana | 29,123 | 4 | Moderate | 11 AM–3 PM |
| Cabot | 27,711 | 4 | Moderate | 11 AM–3 PM |
| Centerton | 27,176 | 4 | Moderate | 11 AM–3 PM |
UV 3+ hours show the window from the first forecast hour at 3 or above to the end of the last. The EPA recommends sun protection at UV 3 and above. Open a city for its current-hour forecast and hourly chart. Forecast sources and limitations.