Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors in Iasmos, Greece, where sunny weather and a Mediterranean climate can lead to elevated UV exposure levels. With the UV Index peaking at a significant 10 during midday hours, awareness of these levels is vital for preventing sunburn and protecting your skin health. As you enjoy the beautiful surroundings of Iasmos, remember that even brief sun exposure can lead to harmful effects, making it essential to stay informed about UV risks throughout the day. Stay protected and enjoy the sun safely!
As the sun rises, the UV Index gradually climbs, beginning at a mild 1 at 7:00 AM. By 9:00 AM, it reaches 3, prompting early risers to consider sun protection. The intensity peaks at 1:00 PM with a maximum of 10, signaling the most hazardous conditions for unprotected skin. As the afternoon unfolds, the index dips from 9 at 2:00 PM to 6 by 4:00 PM, offering a brief respite. As the day winds down, the UV rays decrease, falling to 2 by 6:00 PM and returning to a safe 1 by 7:00 PM. Stay mindful of these fluctuations to enjoy the sun while safeguarding your skin!
| 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 | 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 |
As the seasons change, so do the UV Index levels, significantly influencing sun exposure risk. In the winter months of January and December, the UV Index is low (2), allowing for longer exposure times of up to 45 minutes without burning. February marks a transition to moderate exposure (UV Index 4) with a burn time of 30 minutes. However, from March through September, the UV Index escalates, peaking at 10 during June and July, indicating very high exposure risk and a burn time of only 15 minutes. The high-risk months are clearly defined between April and August, when the UV Index remains consistently high to very high. With decreasing UV levels in the fall, October sees a high UV Index of 6, while November returns to moderate levels. For visitors and residents, it is crucial to adopt sun safety measures—such as using sunscreen, wearing protective clothing, and seeking shade—especially during the most dangerous months of April to August. Stay informed and protect your skin to enjoy the sun safely!
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 |
| Iasmos | 2 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 3 | 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 |