Last updated: June 2, 2025
In Ulyanovsk, Russian Federation, staying informed about the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding varying UV levels throughout the day—where peaks often reach as high as 7 between 12:00 PM and 2:00 PM—can help residents make informed decisions about outdoor activities and sun protection. Given Ulyanovsk's Dfb climate, characterized by cold winters and warm summers, awareness of UV exposure risks becomes even more important during sunny months, ensuring residents enjoy the sun safely while minimizing potential damage to their skin.
As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 7:00 AM. By 8:00 AM, it increases to 2, signaling a gentle reminder to start taking sun protection seriously. The intensity picks up dramatically at 9:00 AM, reaching 4. The peak UV exposure occurs from 11:00 AM to 1:00 PM, where the index hits 6 and then soars to 7 – a crucial time to seek shade and apply sunscreen. As the afternoon progresses, UV levels gradually decline, dipping to 6 at 3:00 PM and falling further to 2 by 6:00 PM. Finally, the day winds down with a resting 1 at 7:00 PM, making it clear that awareness of UV exposure is vital throughout the day.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits significant seasonal changes, with high-risk months typically occurring from May to August. During this peak period, the UV Index ranges from 6 to 7, classified as high, with a burn time of only 25 minutes. In contrast, the winter months of January and December see a low UV Index of 1, allowing for a burn time of 45 minutes. As such, it is essential for visitors and residents to take precautions during the high-risk months by wearing protective clothing, applying sunscreen regularly, and seeking shade, especially during midday hours. Awareness and proactive measures can significantly reduce the risk of UV-related health issues, ensuring a safe and enjoyable outdoor experience.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Saint Petersburg UVI | 1 | 2 | 3 | 4 | 5 | 7 | 7 | 5 | 4 | 2 | 1 | 1 |
| Nizhniy Novgorod UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Yekaterinburg UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 1 | 1 |
| Moscow UVI | 1 | 2 | 4 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 |
| Novosibirsk UVI | 1 | 2 | 4 | 5 | 7 | 7 | 6 | 6 | 5 | 3 | 1 | 1 |
| Ulyanovsk | 1 | 2 | 5 | 5 | 6 | 7 | 7 | 7 | 5 | 3 | 2 | 1 |