Last updated: June 2, 2025
In Agia Marina, Greece, staying informed about the UV Index is essential for safeguarding your skin and overall health. Understanding UV levels helps you to take proactive measures against sunburn and long-term skin damage, especially in a region known for its Mediterranean climate with abundant sunshine. With UV Index peaks reaching as high as 10 during midday hours, it’s crucial for residents and visitors alike to monitor these levels, ensuring enjoyable and safe outdoor experiences. By knowing when the risks are highest, you can effectively protect yourself while soaking up the stunning Greek sun.
During the day, the UV Index fluctuates, providing a clear picture of sunlight intensity. Morning hours see a gentle rise, with values peaking at 1 from 7:00 AM to 8:00 AM, making it a safe time for outdoor activities. However, as the sun climbs higher, the index sharply escalates, hitting 3 by 9:00 AM and jumping to an intense 7 by 11:00 AM. The hottest moment arrives at 1:00 PM and 2:00 PM, where it reaches a peak of 10, indicating a high risk of harm from unprotected sun exposure. The intensity begins to wane in the afternoon, dipping to 6 at 4:00 PM and gradually descending to 1 by 7:00 PM, suggesting that early morning and late evening are the most favorable times to bask in the sun safely.
| 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 | 9 | 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 |
During the year, the UV Index fluctuates significantly, indicating changing exposure levels and recommended precautions. The high-risk months for UV exposure are April to September, when the UV Index peaks at 10, classified as very high. Specifically, visitors and residents should be particularly cautious from May through August, when burn time is only 15 minutes. In contrast, the UV Index is lower during the winter months, with January and December registering a UV Index of 3 and a burn time of 30 minutes. It is vital for individuals to take protective measures—such as wearing sunscreen, protective clothing, and seeking shade—especially during the high-risk months, to minimize the risks associated with excessive sun exposure.
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 |
| Agia Marina | 3 | 4 | 6 | 8 | 10 | 10 | 10 | 10 | 8 | 7 | 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 |