Last updated: July 2, 2025
Understanding the UV Index is essential for residents and visitors of Ratesti, Romania, a region known for its distinct climate characterized by warm summers and cold winters. As sunlight intensifies throughout the day, particularly between 11 AM and 3 PM when UV levels peak, awareness of these levels becomes crucial in preventing sunburn and protecting your skin health. Exposure to high UV radiation not only increases the risk of skin damage but also long-term complications, making it vital to be informed about daily fluctuations in UV intensity. With a typical climate zone of Dfb, Ratesti experiences varying UV exposure risks, making it important to keep an eye on the index to ensure your outdoor activities are safe and enjoyable.
As the sun rises, the UV Index begins at a modest 1 at 07:00, gradually climbing as the morning progresses. By 09:00, it increases to 3, signaling a gentle reminder to enjoy the outdoors with care. The intensity peaks at 12:00, reaching a striking 7, followed closely by a high of 8 between 13:00 and 14:00. This period marks the height of the solar exposure; it's advisable to wear sunscreen and seek shade if necessary. As the afternoon wanes, the index begins its descent, dropping to 4 by 17:00 and further declining to 1 by 19:00, making for a more comfortable end to the day. Keep this data in mind for planning your outdoor activities!
| 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 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 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, influencing the risk of sun exposure. From January to February, the UV Index remains low to moderate (2 to 3), allowing for safer outdoor activities with burn times of up to 45 minutes. As March arrives, the UV Index escalates to 5, marking the start of high-risk months, with more caution advised. April sees a leap to 6 (high category), while May through August present the peak UV exposure, with indices rising to 8 and 9 (very high) and burn times decreasing to just 15 minutes. As September and October transition back to moderate levels (6 and 4), burn times increase again to 25 and 30 minutes respectively. The year concludes with November and December, where conditions revert to low UV Index levels (2), allowing for prolonged sun exposure of 45 minutes or more. To ensure safety, visitors and residents should take precautionary measures during high-risk months from April to August, such as wearing protective clothing, using sunscreen, and seeking shade during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ratesti | 2 | 3 | 5 | 6 | 8 | 9 | 8 | 8 | 6 | 4 | 2 | 2 |
| 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 |