UV Index
UV Index
Today's UV index in Aveiro, Portugal 
will be up to 8.5, 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: 2025-06-21
With a UV index of 8.5 in Aveiro, 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 Aveiro, Portugal, usually ranges from low to moderate levels throughout the year, peaking during summer months around 8 to 9. Winter months have much lower UV levels, typically below 3.
Aveiro has mild, rainy winters and warm, dry summers. Spring and autumn are transitional with moderate rain and temperatures. Rainfall is highest in winter and lowest in summer, creating a seasonal weather cycle with pleasant warmth in summer and coolness in winter.
Compared to other places in Portugal, Aveiro is cooler and wetter because it is near the Atlantic Ocean. It has milder summers than inland areas and more rain than southern parts of Portugal. Neighboring Spain's coastal regions share similar oceanic influences.
See the UV index hour by hour for Aveiro, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.