Bexar County, TX: Current UV Index and Hourly Forecast

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As of 12:33 PM CDT on September 18, 2025, all 32 cities in Bexar County, TX in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Fair Oaks Ranch, TX with a reading of 7.3.

Over the next 24 hours, the highest UV Index reading in Bexar County, TX is expected to be 9 in San Antonio between 2:00 PM - 3:00 PM CDT today.

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Current UV Index in Cities in Bexar County, TX

• Alamo Heights - 7.2
• Balcones Heights - 7.2
• Castle Hills - 7.2
• China Grove - 7.1
• Converse - 7.1
• Cross Mountain - 7.3
• Elmendorf - 7.2
• Fair Oaks Ranch - 7.3
• Grey Forest - 7.3
• Helotes - 7.3
• Hill Country Village - 7.2
• Hollywood Park - 7.2
• Kirby - 7.2
• Lackland AFB - 7.2
• Leon Valley - 7.2
• Live Oak - 7.1
• Macdona - 7.3
• Olmos Park - 7.2
• Randolph AFB - 7.1
• San Antonio - 7.2
• Sandy Oaks - 7.3
• Scenic Oaks - 7.3
• Schertz - 7.1
• Selma - 7.1
• Shavano Park - 7.2
• Somerset - 7.3
• St. Hedwig - 7.1
• Terrell Hills - 7.2
• Timberwood Park - 7.1
• Universal City - 7.1
• Von Ormy - 7.3
• Windcrest - 7.2