As of 4:54 PM PDT on August 31, 2026, out of 29 cities in Monterey County, CA in our database, 22 cities (76%) have a UV Index reading of Moderate, while 7 cities (24%) have a UV Index reading of Low. The city with the highest UV Index reading right now is Monterey, CA with a reading of 4.1.
Over the next 24 hours, the highest UV Index reading in Monterey County, CA is expected to be 8 in Seaside 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 |