Last updated: May 3, 2025
Understanding the UV Index is essential for the residents and visitors of Lun, Mongolia, as it plays a crucial role in protecting skin health and preventing painful sunburns. With a climate classified as Dwc, Lun experiences significant UV exposure, particularly during peak hours when the index can reach up to 9—indicating a high risk for harm from unprotected sun exposure. By being aware of the UV levels, individuals can take proactive measures to safeguard their skin and enjoy the sun safely, ensuring a healthy outdoor lifestyle in this beautiful region.
The UV Index shows a distinct daily rhythm, peaking at 1 PM with a significant value of 9—a strong indicator for sun exposure. As the day unfolds, early morning starts at a comfortable 1 at 7 AM, gradually climbing to 2 by 8 AM. By 10 AM, it reaches 5, and just before noon, it surges to 8. The afternoon sees a slight dip from 9 at 1 PM to 7 by 3 PM, before slowly descending back to 1 by 7 PM. This data highlights the importance of sun protection during those peak hours, especially from 11 AM to 2 PM. Remember to stay safe and enjoy the sunshine!
| 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 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | 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 |
Throughout the year, the UV Index presents notable seasonal variations that are crucial for both visitors and residents. During the winter months of January and December, the UV Index is at its lowest (2), indicating a low exposure risk with a burn time of 45 minutes. As spring approaches, February and March see a moderate increase with UV Index values of 3 and 5, respectively, where caution is advised, particularly with a burn time of 30 minutes. The risk peaks in the summer, especially from May to August, when the UV Index reaches 9, categorized as very high, necessitating minimized sun exposure with a burn time of just 15 minutes. April and September follow closely with high (7) and moderate (4) levels, respectively. As winter arrives again, UV levels decrease back to their safer ranges. It is essential for everyone to take proper sun safety measures, particularly during the high-risk months of May through August, by using sunscreen, wearing protective clothing, and seeking shade whenever possible.
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 |
| Ulan Bator UVI | 2 | 3 | 5 | 7 | 9 | 9 | 9 | 9 | 6 | 4 | 3 | 1 |
| Lun | 2 | 3 | 5 | 7 | 9 | 9 | 9 | 9 | 7 | 4 | 3 | 2 |
| 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 |