Last updated: July 2, 2025
In Megalo Chorio, Greece, understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With a Mediterranean climate that boasts plenty of sunny days, residents and visitors alike must be aware of the potential for high UV exposure, especially during midday when levels can soar to 10. By mastering the UV Index, you can take proactive steps to protect your skin from harmful UV rays, ensuring a safe and enjoyable experience while soaking up the beautiful Mediterranean sun. Stay informed and stay safe!
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 |
Megalo Chorio | 3 | 5 | 7 | 9 | 10 | 10 | 10 | 10 | 9 | 7 | 4 | 3 |