Last updated: June 2, 2025
In Hanhohiy, Mongolia, being aware of the UV Index is crucial for maintaining healthy skin and preventing sunburn. With the region's Dwb climate, residents and visitors often face varying levels of solar radiation throughout the day, peaking between 11:00 AM and 1:00 PM, when the UV Index can reach as high as 9. Understanding these levels is essential for protecting yourself against harmful UV rays, ensuring safe outdoor activities, and promoting long-term skin health. Stay informed and take the necessary precautions to enjoy the beautiful Mongolian sun without compromising your well-being!
As the sun rises, the UV Index begins to climb, starting at a gentle 2 at 07:00. By 08:00, it reaches 3, hinting at a bright day ahead. The intensity peaks at 12:00, hitting an impressive 9, signaling that it's crucial to take sun safety measures during these hours. The UV Index remains elevated at 8 until 14:00, before gradually descending to 4 by 16:00. As the afternoon fades into evening, the index drops to a comfortable 1 by 18:00 and remains there until 19:00. Overall, it’s a day where sun protection is key, especially from late morning to early afternoon when the UV rays are at their strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index demonstrates significant seasonal variation, indicating fluctuating levels of sun exposure risk. High-risk months are recognized from April to August, when the UV Index reaches 7 to 9, categorized as high to very high, with a notably short burn time of just 15 minutes during peak periods. Visitors and residents are advised to exercise caution during these months by wearing protective clothing, utilizing sunscreen, and seeking shade whenever possible. As the year progresses, a gradual decline in UV exposure is evident in September through December, transitioning to low and moderate levels, where the burn time increases to 30 to 45 minutes. Always stay informed about current UV index values to ensure safe sun practices, especially in the more critical months.
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 |
| Hanhohiy | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 9 | 6 | 4 | 2 | 2 |
| 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 |