Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Ulan-Ude, Russian Federation, especially as the region experiences notable sunlight during the warmer months. With UV levels peaking at 8 during the midday hours, awareness of these indices is vital for preventing sunburn and promoting overall skin health. Given Ulan-Ude's Dwc climate, where the cold winters contrast with warm summers, residents must remain vigilant about UV exposure risks, particularly during peak hours. By staying informed about the UV Index, you can enjoy the outdoors while protecting your skin from harmful radiation.
As the sun rises, the UV Index begins its steady climb, starting from a gentle 1 at 7:00 AM. By 10:00 AM, it reaches 5, signaling an increase in UV exposure. The peak occurs at 12:00 PM, hitting a robust 8, where caution is advised, especially for outdoor activities. The intensity remains high at 8 from 1:00 PM to 2:00 PM, encouraging sun protection measures. As the afternoon progresses, the index gradually declines to 6 at 3:00 PM, then further to 3 by 5:00 PM. Finally, as the day winds down, the UV Index settles at 1 by 7:00 PM, reflecting a much safer environment for evening activities. Enjoy the sun, but remember to protect your skin during those peak hours!
| 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 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences notable seasonal fluctuations, highlighting periods of both low and high exposure risk throughout the year. January and February present a low risk with indices of 1 and 2, allowing for 45 minutes of safe sun exposure. As we transition into March and April, the index climbs to 4 and 5, indicating a moderate risk where caution is advised after 30 minutes. May escalates to a high risk at 7, with a reduced safe exposure time of 25 minutes. From June to July, the UV Index peaks at 8 and 9, categorizing these months as very high risk, demanding only 15 minutes of safe exposure. August remains high at 7, while September and October see a return to moderate levels at 5 and 3. With November and December reverting back to a low risk of 2 and 1, offering 45 minutes of safe exposure, this data underscores that May through July are the highest-risk months. Visitors and residents are urged to take precautions during these peak months, such as seeking shade, wearing protective clothing, and applying sunscreen to mitigate the harmful effects of overexposure.
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 |
| Ulan-Ude | 1 | 2 | 4 | 5 | 7 | 8 | 9 | 7 | 5 | 3 | 2 | 1 |