Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Agia, Greece, where the Mediterranean climate can lead to high levels of sun exposure. With UV readings peaking around midday, reaching as high as 9 during the summer months, being aware of these levels is essential for sunburn prevention and maintaining skin health. By learning how to protect yourself from harmful UV rays, you can fully enjoy the sunny days this beautiful coastal town offers while minimizing the risks associated with overexposure. Stay informed and stay safe under the Greek sun!
As the sun rises, the UV Index begins its steady climb, starting from a mild 1 at 07:00 and remaining low throughout the morning. By 09:00, it reaches 2, but the real action begins around 10:00 when it surges to 4. The peak of the day occurs between 12:00 and 14:00, with an impressive high of 9, indicating a potent sun that demands attention and protection. As the afternoon wanes, the index gradually drops—first to 8 at 15:00, then gently declining to 6 by 16:00. The evening sun softens its glare, with the index falling to 2 at 18:00 and finally settling back to 1 by 19:00. It’s a day to embrace the sun wisely, with the highest intensity reminding us to stay protected during peak hours!
| 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 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | 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, UV index levels fluctuate significantly, indicating changes in sun exposure risk. January and February have moderate UV levels (indices of 3 and 4) where the risk of sunburn is low to moderate, with a burn time of 30 minutes. As spring unfolds, March sees an increase to a high level of 6, prompting a burn time of 25 minutes. The high-risk months transition into summer, peaking in June, July, and August with a maximum UV index of 10 (very high exposure) and a burn time of just 15 minutes. April and May also present very high conditions (UV indices of 8 and 9), so it is crucial for both visitors and residents to take precautions during these months. September starts a decline with a UV index of 8, returning to lower levels in October (6), and finally dropping to mild conditions in November (4) and December (2), where the burn times extend to 30 minutes and 45 minutes, respectively. It's advisable for everyone to be vigilant and use sunscreen, hats, and protective clothing from March through September when UV radiation is most intense.
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 |
| Agia | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 10 | 8 | 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 |