Last updated: July 2, 2025
In Buyanbat, Mongolia, understanding the UV Index is crucial for safeguarding your skin health and preventing sunburn. With the city's BSk climate, residents and visitors alike experience varying UV exposure, especially during the peak hours when UV levels can soar to 9. This means that even on seemingly mild days, the sun's intensity can pose significant risks if precautions aren't taken. By staying informed about the UV index and its fluctuations throughout the day, you can enjoy the outdoors while effectively protecting your skin from the sun's harmful rays. Remember, a little awareness goes a long way in ensuring a safe and healthy experience under the Mongolian sun!
As the sun rises, the UV Index begins its ascent, starting at a gentle 2 by 7:00 AM. By 8:00 AM, it nudges up to 3, signaling an early warning for sun seekers. The intensity peaks at 12:00 PM with an impressive 9, where caution is advised for prolonged exposure. From 11:00 AM to 2:00 PM, the UV Index remains steady at this elevated level, making midday the prime time to protect your skin. As the afternoon rolls in, the numbers gradually taper off, dipping to 7 by 3:00 PM, before settling back to a moderate 3 at 5:00 PM. By 6:00 PM, the UV Index drops to 2, and by 7:00 PM, it’s a mere 1, marking a gentle retreat of the sun's intensity for the day. Keep this UV Index timeline in mind to enjoy safe and sun-smart outdoor activities!
| 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 | 9 | 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 varies significantly, indicating seasonal changes in UV radiation. From January to March, UV levels are generally low to moderate, with the highest burn time of 45 minutes in January and a moderate level of 30 minutes in February and March. April marks the beginning of higher risk, with a UV Index of 7 and a burn time of 25 minutes. The peak risk months are May to August, where the UV Index reaches 10, requiring only 15 minutes of sun exposure before risking skin damage. September sees a decrease to 7, while October and November return to moderate levels of 30 minutes of burn time. Meanwhile, December's UV Index drops back to 2, indicating low exposure risk again. Visitors and residents should take precautions from April through August, such as wearing sunscreen, hats, and protective clothing, to minimize their risk of UV-related harm.
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 |
| Buyanbat | 2 | 3 | 5 | 7 | 10 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |