Last updated: June 2, 2025
In Hatavch, Mongolia, staying informed about the UV Index is crucial for protecting your skin and overall health. The UV Index provides valuable insights into the sun’s intensity, helping you to avoid sunburn and reduce the risk of long-term skin damage. With a semi-arid climate (BSk) characterized by sunny days and variable temperatures, understanding local UV levels is especially important. During peak hours, particularly between 11:00 AM and 1:00 PM, UV levels can soar to 10, indicating a very high risk of harm from unprotected sun exposure. Being aware of these fluctuations allows residents and visitors alike to take proactive measures to enjoy the sun safely.
The UV Index for the day reveals a dramatic increase in solar intensity as the morning unfolds. Starting at a mere 2 at 07:00, the index ramps up steadily, reaching a notable 9 by 11:00. The peak is reached at 10 during the midday hours of 12:00 and 13:00, indicating heightened sun exposure risk. As the afternoon progresses, the UV Index begins its descent, tapering off to 7 by 15:00 and gradually cooling to a more manageable 1 by the evening. It's crucial to protect your skin during peak hours, especially when the sun is at its 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 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | 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 experiences significant fluctuations, indicating varying levels of sun exposure risk. High-risk months include April to August, where the UV Index reaches its peak at 10 in June and remains between 9 and 7 for the subsequent months. During these periods, the burn time dramatically decreases to just 15 minutes, underscoring the importance of protection against harmful UV rays. In contrast, the months of January, November, and December present a much lower risk, with UV indices of 2 and burn times extending to 45 minutes. To ensure safety during high UV periods, visitors and residents should prioritize sun protection strategies, including wearing sunscreen, hats, and protective clothing, and seeking shade during peak hours.
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 |
| Hatavch | 2 | 3 | 5 | 7 | 9 | 10 | 9 | 9 | 7 | 5 | 2 | 2 |
| Khovd UVI | 2 | 3 | 6 | 7 | 10 | 10 | 9 | 9 | 7 | 5 | 2 | 1 |