Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Alfeiousa, Greece, where the sun often shines brightly, particularly during the peak hours of the day. With UV levels soaring as high as 10 around noon, awareness of these indices can be a game changer in preventing sunburn and protecting your skin health. The Mediterranean climate of Alfeiousa, classified as Csa, presents unique challenges—while basking in the sun can be enjoyable, it's essential to be informed about UV risk levels to ensure safe outdoor experiences. Stay protected and make the most of your time under the Greek sun!
The UV Index throughout the day highlights a notable rise in intensity, peaking at 10 around 1 PM. Early hours show a modest index of 1 at 7 AM and 8 AM, indicating minimal sun exposure risk. However, as the sun ascends, the index climbs steadily, hitting 7 by 11 AM, and surging to 9 at noon. The highest point at 1 PM signals a strong need for sun protection, before gradually tapering off to 6 at 4 PM, and finally dipping back to 1 by 7 PM. For those enjoying outdoor activities, midday precautions are essential to ensure safety under the vibrant sun.
| 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 | 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 | 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 |
Throughout the year, the UV Index shows significant seasonal changes, with the highest risk occurring during the late spring and summer months. April marks the beginning of very high UV exposure (Index 8), intensifying to an extreme level in June (Index 11). Visitors and residents should be particularly cautious from April to August, where the burn time decreases dramatically, with only 10 to 15 minutes of exposure posing risks of skin damage. September sees a slight decline in UV levels but remains high (Index 8), while by October, it decreases to high (Index 7) with a burn time of 25 minutes. During the winter months, January, February, and December, UV levels return to moderate (Index 3 to 5), allowing for more extended outdoor activities with a burn time of 30 minutes. As a general guideline, individuals are advised to wear sunscreen, protective clothing, and seek shade during peak UV hours from spring through summer to mitigate health risks.
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 |
| Alfeiousa | 3 | 5 | 6 | 8 | 10 | 11 | 10 | 10 | 8 | 7 | 4 | 3 |