As of 2:23 PM PDT on August 30, 2025, all 13 cities in Lewis County, WA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Centralia, WA with a reading of 4.7.
Over the next 24 hours, the highest UV Index reading in Lewis County, WA is expected to be 5.8 in Pe Ell 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 |