Last updated: May 3, 2025
Understanding the UV Index is vital for residents and visitors in Buarcos, Portugal, particularly as it plays a crucial role in promoting skin health and preventing sunburn. By staying informed about daily UV levels, you can effectively protect yourself from harmful ultraviolet rays that may lead to both short-term discomfort and long-term skin damage. Nestled in a Csb climate zone, Buarcos typically experiences fluctuating UV exposure throughout the day, with peak levels reaching as high as 9 between 1 PM and 2 PM. Being aware of these variations empowers you to enjoy the beautiful Portuguese sun responsibly.
As the sun rises, the UV Index starts low at 1 from 7:00 AM and remains at this safe level until 9:00 AM. However, as the day progresses, it climbs notably, peaking at 9 between 1:00 PM and 2:00 PM, signaling a high risk of harm from unprotected sun exposure. With a maximum reading of 8 at 12:00 PM, it's crucial to take precautions. By late afternoon, specifically at 4:00 PM, the UV Index begins its descent, falling to 6, and continues to decrease to a low of 1 by 7:00 PM. As you enjoy your day, remember to protect your skin during those peak hours!
| 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 | 4 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences notable fluctuations, highlighting varying levels of sun exposure risk. The high-risk months for UV exposure are from March to September, with April through August showing very high UV Index levels, peaking at 10 during June and July. In these months, the recommended burn time decreases to just 15 minutes, necessitating caution and preventive measures. Visitors and residents are advised to take extra care during these peak months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during the hottest parts of the day. Conversely, during the winter months of January, February, November, and December, the UV Index remains at a moderate level, allowing for longer exposure times of approximately 30 minutes before burns may occur. While vigilance is always important, the risk of sunburn is significantly higher during late spring and summer, warranting additional sun safety precautions.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Braga UVI | 2 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 2 |
| Porto UVI | 2 | 4 | 6 | 8 | 9 | 11 | 10 | 9 | 8 | 6 | 4 | 2 |
| Buarcos | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 3 |
| Amadora UVI | 3 | 5 | 6 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Lisbon UVI | 3 | 5 | 6 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |
| Setubal UVI | 3 | 5 | 6 | 9 | 10 | 11 | 10 | 9 | 8 | 6 | 4 | 3 |