Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Mesolongi, Greece, where sun exposure can significantly impact skin health. With a Mediterranean climate characterized by hot summers and plenty of sunshine, it's essential to be aware of UV levels to prevent sunburn and long-term skin damage. During peak hours, particularly from 11 AM to 2 PM, the UV Index can soar to a high of 10, indicating a very high risk of harm from unprotected sun exposure. By staying informed about these UV levels, you can better protect yourself and enjoy the beautiful outdoors safely.
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, seasonal changes in UV Index reveal important trends for residents and visitors. From January to February, UV levels are moderate with an index of 3 to 5, allowing for a burn time of 30 minutes. As we move into March, the index rises to 6, indicating high risk, while April and May see a sharp increase to 8 and 10, categorized as very high. The peak of UV intensity occurs in June, with an extreme index of 11, resulting in a burn time of just 10 minutes. The high-risk months are clearly defined from April through September, where the index remains at very high to extreme levels, necessitating extra caution. Recommendations for all individuals include seeking shade, wearing protective clothing, and applying sunscreen, especially during these months to mitigate the risk of overexposure. As fall approaches, UV levels begin to decline, with October showing high levels, and conditions returning to moderate by December. It’s crucial for everyone to stay informed and take appropriate precautions during these key periods.
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 |
| Mesolongi | 3 | 5 | 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 |