UV Index
UV Index
Today's UV index in Fort Worth, United States 
will be up to 11, indicating a extreme level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-07-12
UV index at 11 in Fort Worth means extreme risk: limit outdoor time especially from 10 a.m. to 4 p.m., actively seek shade, wear protective clothing, broad-brimmed hat, apply SPF 30+ sunscreen every 2 hours, and wear UV-blocking sunglasses. Watch for bright surfaces like water and snow increasing UV exposure.
Fort Worth's UV index is often high, especially in summer, typically ranging from 7 to 10, indicating strong sun exposure during midday. Winter months have lower UV levels, generally between 2 and 4. Seasonal patterns in Fort Worth show hot summers with temperatures frequently above 90°F (32°C), mild springs and falls, and cool winters with occasional freezing temperatures. Rainfall is spread fairly evenly but peaks in spring and early summer, often causing thunderstorms. Compared to the wider region, Fort Worth is warmer than northern U.S. cities but cooler than parts of southern Texas. Neighboring cities like Dallas share similar weather, while areas further west in Texas tend to be drier and hotter.
See the UV index hour by hour for Fort Worth, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.