Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Mandraki, Greece, where the sun’s rays can be particularly intense. With UV levels frequently peaking at 10 during the midday hours, awareness is key to preventing sunburn and maintaining healthy skin. The Mediterranean climate of Mandraki, characterized by warm, sunny days, poses significant exposure risks, especially in the summer months. By keeping an eye on the UV Index, you can enjoy the glorious sun while protecting yourself from its harmful effects.
The UV index begins its ascent at 07:00, starting at a gentle 1, then climbs gradually through the morning. By 10:00, it reaches a moderate 5, but from 11:00 onwards, the sun's intensity becomes pronounced, peaking at an impressive 10 between 13:00 and 14:00. After this zenith, the index dips to 8 at 15:00 and continues its decline, settling back to 2 by 18:00. As the day winds down into the evening, the UV index drops to a low 1 by 19:00, signaling a return to safer sun exposure levels. Enjoy the sunshine while staying protected during the high points!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | 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 exhibits significant seasonal variations, peaking during the summer months. January and December have a moderate UV Index of 3, allowing for safer outdoor activities with a burn time of 30 minutes. As we move into the spring, February sees a rise to 5, while March jumps to 7, indicating high risk and a reduced burn time of 25 minutes. The summer months, particularly from April to August, experience a crucial increase to a very high index of 9 to 10, with burn times plummeting to just 15 minutes—marking these as the high-risk months for sun exposure. As fall approaches, the UV Index declines, with September at 9 and October at 7. It’s essential for visitors and residents to take precautions during the peak months of May through September, such as applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially during midday hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Thessaloniki UVI | 3 | 4 | 6 | 7 | 9 | 10 | 9 | 9 | 7 | 6 | 4 | 2 |
| Larisa UVI | 3 | 4 | 6 | 8 | 10 | 11 | 10 | 10 | 8 | 6 | 4 | 3 |
| Patra UVI | 3 | 5 | 6 | 8 | 10 | 11 | 10 | 10 | 8 | 6 | 4 | 3 |
| Piraeus UVI | 3 | 4 | 6 | 8 | 10 | 10 | 10 | 10 | 8 | 7 | 4 | 3 |
| Athens UVI | 3 | 4 | 6 | 8 | 10 | 10 | 10 | 10 | 8 | 7 | 4 | 3 |
| Mandraki | 3 | 5 | 7 | 9 | 10 | 10 | 10 | 10 | 9 | 7 | 4 | 3 |