UV Index
UV Index
Today's UV index in Blanco, United States 
will be up to 10.7, 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: 2025-07-17
With a UV index of 10.7 in Blanco, 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.
The UV index in Blanco, United States, typically ranges from low to high depending on the season, with higher values in spring and summer months, especially in midday hours.
Blanco experiences hot summers with temperatures often reaching into the 90s Fahrenheit and mild winters that can dip into the 40s. Rainfall is moderate, mostly occurring in spring and fall, with occasional thunderstorms.
Compared to other parts of Texas, Blanco has a slightly cooler climate due to its hill country location. It is warmer and drier than northern neighboring states, but less hot than southern Texas regions closer to the coast.
See the UV index hour by hour for Blanco, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.