San Juan County, CO: Current UV Index and Hourly Forecast

As of 12:57 AM MDT on July 12, 2025, all 1 cities in San Juan 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 San Juan County, CO is expected to be 10.8 in Silverton between 1:00 PM - 2:00 PM MDT today.

Search Cities in San Juan County, CO

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in San Juan County, CO as of 12:57 AM MDT, July 12, 2025

Current UV Index in Cities in San Juan County, CO

12:57 AM MDT, July 12, 2025