As of 2:38 PM PST on November 8, 2025, out of 33 cities in Stanislaus County, CA in our database, 28 cities (85%) have a UV Index reading of Low, while 5 cities (15%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Patterson, CA with a reading of 2.5.
Over the next 24 hours, the highest UV Index reading in Stanislaus County, CA is expected to be 3.8 in Patterson between 12:00 PM - 1:00 PM PST tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |