Last updated: May 3, 2025
In Tondela, Portugal, being aware of the UV Index is essential for maintaining skin health and preventing sunburn. Understanding the daily fluctuations in UV levels helps residents and visitors alike make informed decisions about sun exposure, especially during the peak hours of 11:00 AM to 3:00 PM, when the index can soar to a maximum of 10. With a Csb climate, Tondela experiences a unique blend of sunny days and cooler temperatures, making it crucial to stay vigilant about UV risks even when the sun isn’t blazing. Prioritizing UV Index awareness can help you enjoy Tondela’s beautiful outdoors while protecting your skin from potential harm.
As the sun rises, the UV Index begins its gentle ascent, starting at 1 at 07:00. By 09:00, it climbs to 3, hinting at the day's potential for sun exposure. The heat peaks around 12:00, reaching a blistering 9, and hits its maximum at 13:00 and 14:00, both at a high of 10—a critical time for sun safety. As the afternoon transitions to evening, the UV Index gradually dips; by 18:00, it's down to 2, and as twilight approaches, it settles back at 1 by 19:00. Plan your outdoor activities wisely to stay safe in the sun!
| 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 | 10 | very high | 15 min |
| 14:00 | 10 | 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 significant fluctuations, highlighting the importance of sun safety for both visitors and residents. High-risk months for skin exposure occur from April to September, with May and June reaching the highest levels at a UV Index of 10 and 11, categorized as very high and extreme, respectively, where burn times can be as short as 10 minutes. As the warmer months approach, individuals should take necessary precautions, such as wearing protective clothing, using sunscreen, and seeking shade during peak hours. As winter arrives in December and January, the UV Index decreases to 3 and 4, indicating a moderate risk, but protection remains essential to prevent skin damage. By being mindful of these seasonal UV changes, everyone can enjoy outdoor activities safely throughout the year.
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 |
| Tondela | 3 | 4 | 6 | 9 | 10 | 11 | 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 |