UV Index Today in Texas (TX)
Saturday, August 29, 2026 -11:46 AM CDT (GMT-5)
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The average maximum UV Index today across 1,272 locations in Texas (TX), is 10.1. The highest projected maximum is 11.8 in Alpine at 2:00 PM CDT, while the lowest projected maximum is 8.8 in Spearman at 2:00 PM CDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 10. The highest projected maximum is 11.6 in Alpine at 2:00 PM CDT, and the lowest projected maximum is 9.3 in Texarkana at 1:00 PM CDT.
251 Counties in Texas (TX)
Average Maximum UV Index Today
- Bell County - 9.9
- Bexar County - 10.5
- Brazoria County - 10.1
- Cameron County - 11.2
- Collin County - 9.5
- Dallas County - 9.6
- Denton County - 9.6
- El Paso County - 11.2
- Fort Bend County - 10
- Galveston County - 10
- Harris County - 10
- Hays County - 10.3
- Hidalgo County - 11.2
- Jefferson County - 9.9
- Lubbock County - 10.3
- McLennan County - 9.7
- Montgomery County - 10
- Nueces County - 10.9
- Tarrant County - 9.7
- Travis County - 10.2
- Webb County - 11
- Williamson County - 10.1