As of 9:42 AM EDT on March 10, 2026, all 6 cities in Washington County, ME in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Calais, ME with a reading of 1.1.
Over the next 24 hours, the highest UV Index reading in Washington County, ME is expected to be 3.8 in Eastport between 1:00 PM - 2:00 PM ADT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |