Grayson County, TX: Current UV Index and Hourly Forecast

• USA →
• Texas →
• Grayson County

As of 10:25 AM CST on December 21, 2024, all 18 cities in Grayson County, TX in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Sherman, TX with a reading of 1.3.

Over the next 24 hours, the highest UV Index reading in Grayson County, TX is expected to be 2.7 in Sherman between 12:00 PM - 1:00 PM CST today.

Search Cities in Grayson County, TX

Current UV Index in Cities in Grayson County, TX

• Bells - 1.3
• Collinsville - 1.3
• Denison - 1.3
• Dorchester - 1.3
• Gunter - 1.3
• Howe - 1.3
• Knollwood - 1.3
• Pottsboro - 1.3
• Preston - 1.3
• Sadler - 1.3
• Sherman - 1.3
• Sherwood Shores - 1.3
• Southmayd - 1.3
• Tioga - 1.3
• Tom Bean - 1.3
• Van Alstyne - 1.3
• Whitesboro - 1.3
• Whitewright - 1.3