Knox County, TX: Current UV Index and Hourly Forecast

As of 2:04 PM CDT on September 21, 2025, all 4 cities in Knox County, TX in our database have a UV Index reading of Very High. The city with the highest UV Index reading right now is Knox City, TX with a reading of 8.4.

Over the next 24 hours, the highest UV Index reading in Knox County, TX is expected to be 8.4 in Knox City between 2:00 PM - 3:00 PM CDT today.

Search Cities in Knox County, TX

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Knox County, TX as of 2:04 PM CDT, September 21, 2025

Current UV Index in Cities in Knox County, TX

2:04 PM CDT, September 21, 2025