Costilla County, CO: Current UV Index and Hourly Forecast

As of 3:52 PM MDT on June 6, 2025, all 4 cities in Costilla County, CO in our database have a UV Index reading of Very High. The city with the highest UV Index reading right now is San Luis, CO with a reading of 9.1.

Over the next 24 hours, the highest UV Index reading in Costilla County, CO is expected to be 11.4 in San Luis between 1:00 PM - 2:00 PM MDT tomorrow.

Search Cities in Costilla County, CO

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Costilla County, CO as of 3:52 PM MDT, June 6, 2025

Current UV Index in Cities in Costilla County, CO

3:52 PM MDT, June 6, 2025