Last updated: July 2, 2025
In Patra, Greece, awareness of the UV Index is crucial for protecting your skin from the sun’s harmful rays. With peak UV levels reaching as high as 10 during midday, understanding these levels can significantly aid in preventing sunburn and promoting long-term skin health. The city’s Mediterranean climate, characterized by hot summers and clear skies, further elevates the risk of overexposure to UV radiation. By staying informed about the UV Index, residents and visitors alike can enjoy the sunny charm of Patra while keeping their skin safe.
The UV index throughout the day reveals a stunning escalation in solar intensity, peaking at 10 between 1:00 PM and 2:00 PM. Morning hours start off comfortably with a UV index of 1 at 7:00 AM and gradually rising to 2 by 9:00 AM. As the sun climbs higher, however, watch for a significant uptick: it soars to 4 by 10:00 AM, and then leaps to 7 at 11:00 AM. The afternoon demands attention, with values reaching 9, then hitting their zenith at 10. Thankfully, as evening approaches, the UV levels gracefully decline to 4 at 5:00 PM, and further drop to 1 by 7:00 PM. Remember to protect your skin during those peak hours, especially between noon and 2 PM!
| 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 | 3 | moderate | 30 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 |
| Patra | 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 |