Last updated: July 2, 2025
In Dianu, Romania, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels can significantly reduce the risk of sunburn and long-term skin damage, making it essential knowledge for residents and visitors alike. Dianu experiences a Cfb climate, characterized by moderate temperatures and varied weather, which can lead to unexpectedly high UV exposure, especially during peak hours. By being mindful of the UV Index, you can enjoy the sun responsibly and take necessary precautions to safeguard your skin.
As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 07:00. By 08:00, it climbs to a 2, indicating a low risk of harm from unprotected sun exposure. However, from 09:00 onwards, the intensity builds, peaking at 9 between 13:00 and 14:00—a time when precautions are essential to protect skin from damage. The afternoon hours see a slight decrease, dropping to 8 at 15:00 and further declining to 4 by 17:00. As the sun sets, the UV Index falls back down to 1 by 19:00, marking a return to safer levels. Stay vigilant during those midday hours to enjoy the sunshine while keeping your skin healthy!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | 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 |
As the seasons change, so does the UV Index, significantly affecting outdoor activities and skin health. From the low exposure of January with a UV Index of 2 to the very high levels reaching 9 in the summer months of June, July, and August, it’s crucial for residents and visitors to be mindful of UV radiation. The high-risk months are May through August, where the UV Index consistently remains very high, resulting in a rapid burn time of just 15 minutes. During this period, it is advised to take extra precautions such as wearing protective clothing, applying sunscreen regularly, and seeking shade to minimize exposure. As summer transitions to fall, the UV levels decrease, but September still carries a high risk with an index of 7. By November and December, the risk drops back to moderate and low, respectively, allowing more leisurely outdoor activities. Stay informed and protect your skin to enjoy the great outdoors safely!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Iasi UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 4 | 3 | 2 |
| Cluj-Napoca UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 4 | 3 | 2 |
| Timisoara UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Bucharest UVI | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Craiova UVI | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 8 | 7 | 5 | 3 | 2 |
| Dianu | 2 | 3 | 6 | 7 | 8 | 9 | 9 | 9 | 7 | 5 | 3 | 2 |