As of 1:59 PM PDT on June 27, 2025, out of 18 cities in Imperial County, CA in our database, 11 cities (61%) have a UV Index reading of Very High, 3 cities (17%) have a UV Index reading of Moderate, 2 cities (11%) have a UV Index reading of High, while 2 cities (11%) have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Winterhaven, CA with a reading of 11.1.
Over the next 24 hours, the highest UV Index reading in Imperial County, CA is expected to be 11.1 in Winterhaven between 1:00 PM - 2:00 PM MST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |