Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Urt, Mongolia, as it directly impacts skin health and sunburn prevention. With the region's BWk climate, characterized by dry conditions, it’s essential to monitor UV levels, especially during peak hours when they reach a maximum of 11 at midday. By knowing when the UV Index is at its highest, you can take necessary precautions to protect your skin from harmful rays and enjoy the beautiful sunny days safely. Stay informed and shield yourself effectively against potential sun damage while exploring all that Urt has to offer!
At dawn, the UV Index starts off gentle, peaking at 1 by 7:00 AM. As the sun climbs higher, the index rises steadily, hitting 2 by 8:00 AM, then surging to 4 at 9:00 AM. The intensity escalates, reaching a robust 6 by 10:00 AM, and striking its peak at 10 by noon. The highest values occur between 1:00 PM and 2:00 PM, where it boldly stands at 11. As the afternoon progresses, the index begins to wane, falling to 9 at 3:00 PM, then dropping further to 7 by 4:00 PM. By 5:00 PM, the UV Index returns to a more manageable 4, before tapering off to 2 at 6:00 PM and concluding at 1 by 7:00 PM. It's essential to stay protected during those peak hours for safe sun exposure!
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index exhibits significant seasonal variation, with the highest levels occurring during the summer months. High-risk months for UV exposure are from April to August, where the index reaches very high to extreme levels, particularly in June, July, and August with a peak index of 11 and a burn time as short as 10 minutes. As such, it is critical for both visitors and residents to take precautionary measures during these times, including wearing protective clothing, applying sunscreen regularly, and seeking shade during peak sun hours. Conversely, the UV Index drops to low levels in January and December, allowing for safer outdoor activities. Awareness of these seasonal changes is essential for maintaining skin health throughout the year.
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 |
| 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 |
| Urt | 2 | 4 | 6 | 8 | 10 | 11 | 11 | 11 | 8 | 5 | 3 | 2 |