Last updated: June 2, 2025
In Andorra la Vella, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike make informed decisions about sun exposure, especially during peak hours when the index reaches a maximum of 11 between noon and 2 PM. The Cfb climate of Andorra la Vella means cool summers, but the stunning mountain scenery can still lead to significant UV exposure, especially at higher altitudes. Stay informed and protect your skin while enjoying the beautiful outdoors!
The UV Index for the day began at a gentle 1 at 7:00 AM, suggesting minimal risk for sun exposure. As the sun climbed higher, the index steadily rose, reaching 3 by 9:00 AM. By 11:00 AM, it spiked to a more significant 7, indicating a moderate risk for harm from unprotected sun exposure. The peak of the day arrived at 12:00 PM, with a striking 9, highlighting a high risk, especially between 1:00 PM and 2:00 PM, when it reached an intense 11. As the afternoon progressed, the numbers gradually diminished: 10 at 3:00 PM, 8 at 4:00 PM, and further down to 4 by 6:00 PM. The evening wrapped up with a comfortable 2 at 7:00 PM, marking a gentle close to the sun-drenched day. Ensure proper sun protection during peak hours for a safe and enjoyable experience!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 4 | moderate | 30 min |
| 19:00 | 2 | low | 45 min |
Throughout the year, UV levels experience significant fluctuations, with the high-risk months ranging from March to September. During these months, especially in April and May, the UV Index rises to 8 and 10, indicating very high levels that can lead to skin damage. June and July peak at an extreme UV Index of 11, necessitating extra caution. Visitors and residents are advised to take protective measures, such as using broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak sun hours, particularly when the burn time drops to as little as 10 minutes. In contrast, the winter months of December and January present lower UV levels, with indices of 2 and 3, allowing for more extended safe sun exposure of up to 45 minutes. Be vigilant about UV exposure, especially as the seasons change.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Andorra la Vella | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 10 | 8 | 6 | 4 | 2 |
| la Massana UVI | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 10 | 8 | 6 | 4 | 2 |
| Sant Julia de Loria UVI | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 10 | 8 | 6 | 4 | 2 |
| Encamp UVI | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 10 | 8 | 6 | 4 | 2 |
| les Escaldes UVI | 3 | 4 | 6 | 8 | 10 | 11 | 11 | 10 | 8 | 6 | 4 | 2 |