As of 6:16 AM MDT on April 23, 2026, all 24 cities in Arapahoe County, CO in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Arapahoe County, CO is expected to be 7.3 in Deer Trail between 12:00 PM - 1:00 PM MDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |