Last updated: June 2, 2025
Understanding the UV Index is essential for residents of Ryazan, Russian Federation, as it plays a crucial role in protecting skin health and preventing sunburn. With a Dfb climate that features warm summers and cool winters, Ryazan experiences varying levels of UV exposure throughout the year. During peak hours, particularly from 10 AM to 2 PM, the UV Index can reach levels as high as 8, indicating a significant risk of harm from unprotected sun exposure. Staying informed about these UV levels is vital for adopting appropriate sun safety measures, ensuring that you and your loved ones can enjoy the outdoors while keeping your skin safe.
As the sun rises, the UV Index begins its ascent, starting at a modest 2 at 07:00. By 09:00, it climbs to a 4, indicating a moderate level of UV exposure. The sun reaches its peak intensity at 12:00, with the Index soaring to an impressive 8, warning everyone to seek shade and apply sunscreen. The afternoon brings a slight decline, with readings of 7 at both 13:00 and 14:00, before tapering off to a 5 by 15:00. As the day winds down, the UV levels continue to drop, falling to 4 at 16:00 and down to 1 by 18:00 and 19:00, offering a welcome respite from the midday sun. Stay sun-safe and enjoy the day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences noticeable seasonal variations, impacting the level of sun exposure risk for residents and visitors. The highest risk months for UV exposure are from May to August, where the UV Index peaks at 8 in June, classified as very high, indicating a burn time of just 15 minutes. Conversely, from January to February and November to December, the UV Index remains low (1-2), allowing for up to 45 minutes of exposure without significant risk. As such, it is important for everyone to take precautions during the late spring and summer months by wearing sunscreen, protective clothing, and seeking shade, especially during midday hours when UV radiation is most intense. Being aware of these fluctuations will help ensure safe sun practices year-round.
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 |
| Ryazan' | 1 | 2 | 4 | 5 | 6 | 8 | 7 | 6 | 5 | 3 | 2 | 1 |