Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Javhlant, Mongolia, where the sun's intensity can significantly impact skin health. With peak UV levels reaching 9 during midday, awareness of UV exposure is essential for sunburn prevention and long-term skin protection. In this climate zone Dwb, characterized by a mix of dry and humid climates, residents face unique challenges related to sun exposure, making it vital to stay informed about daily UV levels to safeguard your skin health and enjoy the outdoors safely.
The UV Index peaks significantly throughout the day, starting with a low 1 at 07:00 and rapidly climbing as the sun rises. By 10:00, it reaches 6, indicating a moderate risk for harm, which escalates sharply to a high of 9 between 12:00 and 13:00. This substantial index signifies that precautions are necessary, especially with the sun at its strongest. As the afternoon progresses, the UV Index gradually declines, dipping to 5 by 16:00, and further tapering off to a mere 1 by 19:00. For those outdoors, staying protected during the peak hours is critical for skin health!
| 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 | 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 | 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 exhibits significant seasonal changes, marking a clear rise during the warmer months. January and February present low to moderate UV levels, with burn times of 45 and 30 minutes, respectively. However, as spring approaches, by April, the UV Index escalates to 7, indicating high exposure risks and a reduced burn time of 25 minutes. May through August represent the high-risk months, characterized by an extremely high UV Index of 9 and a minimal burn time of just 15 minutes. As summer wanes, the UV Index decreases, with September showing a high index of 6 and subsequent months returning to lower levels. Visitors and residents are advised to practice sunsafety, especially from May to August, by wearing protective clothing, using sunscreen, and seeking shade to mitigate the risk of UV exposure during these peak 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 |
| Javhlant | 2 | 3 | 5 | 7 | 9 | 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 |