Collin County, TX: Current UV Index and Hourly Forecast

As of 11:20 PM CDT on June 4, 2025, all 25 cities in Collin County, TX 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 Collin County, TX is expected to be 10.6 in Josephine between 1:00 PM - 2:00 PM CDT tomorrow.

Search Cities in Collin County, TX

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Collin County, TX as of 11:20 PM CDT, June 4, 2025

Current UV Index in Cities in Collin County, TX

11:20 PM CDT, June 4, 2025