UV Index
UV Index
Today's UV index in Bilbao, Spain 
will be up to 6.6, indicating a 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 Bilbao's UV index reaching 6.6, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours, especially between 10 a.m. and 4 p.m. when UV rays are strongest.
Bilbao's UV index varies from low in winter to moderate in summer, typically ranging between 1 and 7. It rarely reaches very high levels due to its northern location and frequent cloud cover. Seasonal patterns show mild, wet winters with temperatures around 8°C (46°F) and warm, moderately dry summers averaging 22°C (72°F). Rain is common in autumn and spring, making the city lush and green throughout the year. Compared to the rest of Spain, Bilbao is cooler and wetter because it lies in the Atlantic climate zone. Neighboring countries like France have similar rainy conditions in nearby coastal areas but tend to be slightly colder in winter.
See the UV index hour by hour for Bilbao, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.