Tarrant County, TX: Current UV Index and Hourly Forecast

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As of 10:57 AM CDT on September 18, 2025, all 37 cities in Tarrant County, TX in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Arlington, TX with a reading of 2.3.

Over the next 24 hours, the highest UV Index reading in Tarrant County, TX is expected to be 7.6 in Grapevine between 1:00 PM - 2:00 PM CDT today.

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Current UV Index in Cities in Tarrant County, TX

• Arlington - 2.3
• Azle - 2.2
• Bedford - 2.2
• Benbrook - 2.2
• Blue Mound - 2.2
• Colleyville - 2.2
• Crowley - 2.3
• Dalworthington Gardens - 2.2
• Edgecliff Village - 2.2
• Euless - 2.3
• Everman - 2.2
• Forest Hill - 2.2
• Fort Worth - 2.2
• Grapevine - 2.3
• Haltom City - 2.2
• Haslet - 2.2
• Hurst - 2.2
• Keller - 2.2
• Kennedale - 2.2
• Lake Worth - 2.2
• Lakeside - 2.2
• Mansfield - 2.3
• North Richland Hills - 2.2
• Pantego - 2.2
• Pecan Acres - 2.2
• Pelican Bay - 2.2
• Rendon - 2.3
• Richland Hills - 2.2
• River Oaks - 2.2
• Saginaw - 2.2
• Sansom Park - 2.2
• Southlake - 2.2
• Watauga - 2.2
• Westlake - 2.2
• Westover Hills - 2.2
• Westworth Village - 2.2
• White Settlement - 2.2