Hays County, TX: Current UV Index and Hourly Forecast

As of 8:23 PM CDT on August 8, 2025, all 13 cities in Hays 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 Hays County, TX is expected to be 10.4 in San Marcos 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 Hays County, TX as of 8:23 PM CDT, August 8, 2025

Current UV Index in Cities in Hays County, TX

8:23 PM CDT, August 8, 2025