As of 2:11 PM PDT on March 13, 2026, all 6 cities in Franklin County, WA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Pasco, WA with a reading of 0.3.
Over the next 24 hours, the highest UV Index reading in Franklin County, WA is expected to be 2.8 in Pasco between 1:00 PM - 2:00 PM PDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |