Last updated: July 2, 2025
Understanding the UV Index in Vlachopoulo, Greece, is crucial for safeguarding your skin health and preventing sunburn. As you bask in this beautiful region's Mediterranean climate, awareness of UV levels helps you enjoy the sun responsibly. The UV Index typically peaks between 12:00 PM and 3:00 PM, reaching a high of 10 at 1:00 PM, which signals an increased risk of harm from unprotected sun exposure. By staying informed, you can take necessary precautions to protect yourself and your loved ones from harmful UV radiation, ensuring a safe and enjoyable experience in the sun.
The UV Index (UVI) follows a distinct pattern throughout the day, starting from a low of 1 at 07:00 and 08:00. As the sun rises higher, the intensity increases, reaching 2 by 09:00. The real surge occurs between 10:00 and 13:00, where it climbs sharply to its peak of 10 at 13:00 and 14:00, indicating extremely high levels of UV radiation. As the afternoon wanes, the index gradually decreases, dropping to 4 by 17:00, then settling back to a comfortable 1 by 19:00. For those enjoying outdoor activities, it’s crucial to take precautions between 11:00 and 15:00 when the UVI is at its highest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 min |
10:00 | 4 | 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 | 7 | high | 25 min |
17:00 | 4 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, with the highest risk months occurring from April to September. During this period, the UV Index reaches very high levels, peaking in June at an extreme Index of 11, where the burn time is a mere 10 minutes. Visitors and residents should be particularly cautious from March to September, when the index consistently exceeds 6, indicating a high to extreme risk of skin damage. To protect against harmful UV rays, it's advisable to wear sunscreen with a high SPF, protective clothing, and seek shade during peak sun hours, especially from late spring through summer. As the UV Index decreases in fall and winter, with moderate levels in January and December, vigilance remains important, albeit with longer safe exposure times of 30 minutes.
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 |
Vlachopoulo | 3 | 5 | 6 | 8 | 9 | 11 | 10 | 10 | 8 | 7 | 4 | 3 |