Grayson County, TX: Current UV Index and Hourly Forecast

As of 11:16 PM CDT on June 4, 2025, all 18 cities in Grayson 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 Grayson County, TX is expected to be 9.9 in Pottsboro between 2:00 PM - 3:00 PM CDT tomorrow.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Grayson County, TX as of 11:16 PM CDT, June 4, 2025

Current UV Index in Cities in Grayson County, TX

11:16 PM CDT, June 4, 2025