Last updated: May 3, 2025
Understanding the UV Index in Bayan, Mongolia is crucial for protecting your skin and overall health. With a climate classified as Dwc, residents and visitors alike experience varying UV levels throughout the day, peaking at 8 around noon. This makes awareness of UV exposure essential for preventing sunburn and long-term skin damage. By grasping the significance of these UV ratings, you can make informed decisions about outdoor activities and safeguard your skin against harmful rays, particularly during the sunny midday hours when risks are highest. Stay informed and enjoy the beauty of Bayan while keeping your skin safe!
The UV Index throughout the day paints a vivid picture of sun intensity. Starting off low at 1 at 07:00, it gradually climbs to a moderate 3 by 08:00. As the morning progresses, the index reaches 4 at 09:00 and hits a notable 6 by 10:00. The peak unfolds at 12:00 and 13:00, where it soars to 8, indicating a strong need for sun protection. By 14:00, it starts to taper off at 7, easing to 6 at 15:00. As the day winds down, the UV Index continues to decline, dipping to 2 by 17:00 and settling back to 1 by 18:00 and 19:00. This data serves as a crucial reminder to enjoy the sun safely during its most intense hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | 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 | 8 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 6 | high | 25 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 |
As seasons change, the UV Index fluctuates significantly, indicating varying levels of sun exposure risk throughout the year. From January's low UV Index of 2 to December's index of 1, the sun's intensity is generally less threatening in the winter months. However, the high-risk months peak in May through July, when the UV Index reaches 8 and 9—labeled as very high—with minimal burn times of just 15 minutes. April and August also pose considerable risks, with indices of 7 and 8, respectively. Visitors and residents should take precautions during these high UV months by wearing protective clothing, applying sunscreen, and seeking shade, especially during peak sunlight hours. It's essential to remain vigilant as UV exposure can lead to skin damage and other health issues.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Darhan UVI | 1 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |
| Erdenet UVI | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |
| Bayan | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 8 | 6 | 4 | 3 | 1 |
| Ulan Bator UVI | 2 | 3 | 5 | 7 | 9 | 9 | 9 | 9 | 6 | 4 | 3 | 1 |
| OElgii UVI | 2 | 3 | 5 | 7 | 10 | 9 | 9 | 9 | 7 | 5 | 2 | 1 |
| Khovd UVI | 2 | 3 | 6 | 7 | 10 | 10 | 9 | 9 | 7 | 5 | 2 | 1 |