UV Index
UV Index
Today's UV index in Austin, United States 
will be up to 9.3, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
With a UV index of 9.3 in Austin, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
Austin's UV index is high during summer months, often reaching levels of 8 to 10, indicating strong sun exposure. In spring and fall, it is moderate with values around 5 to 7. Winter months have lower UV levels, usually between 2 and 4.
Austin experiences hot summers with temperatures often above 90°F (32°C), mild and pleasant springs and falls, and cool winters with occasional chilly days. Rainfall is heaviest in spring and early summer and lighter in winter.
Compared to nearby Texas cities, Austin is typically warmer than Dallas in winter but cooler than Houston in summer. It has a sunnier climate than New Orleans and less rainfall than coastal cities like Galveston.
See the UV index hour by hour for Austin, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.