UV Index
UV Index
Today's UV index in Laredo, United States 
will be up to 11.5, 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: 2025-06-21
UV index at 11.5 in Laredo 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.
Laredo's UV index is often high, especially in summer, frequently reaching levels 8 to 11, indicating strong sun exposure. It lowers in winter but remains moderately high year-round due to its southern location. The city experiences hot summers with temperatures often above 90°F (32°C) and mild winters with temperatures around 50-60°F (10-15°C). Rainfall is mostly in late spring and early fall, while winters stay dry. Seasonal changes are noticeable but moderate compared to northern U.S. areas. Compared to other U.S. cities, Laredo is warmer and sunnier, with a more intense UV index. Its climate is hotter and drier than cities farther north and similar to parts of northern Mexico, making it a border city with a mix of both U.S. and Mexican climate traits.
See the UV index hour by hour for Laredo, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.