Last updated: July 2, 2025
Understanding the UV Index in Buga, Mongolia is essential for maintaining good skin health and preventing sunburn. With the climate classified as BSk, Buga experiences distinct seasonal variations that can lead to significant UV exposure, especially during the intense midday hours. The UV Index can soar to a high of 9 around noon, making awareness of UV levels crucial for outdoor activities. By knowing when UV levels are dangerous, you can take proactive steps to protect your skin and enjoy the sunny days in Buga safely.
As the sun rises, the UV Index begins its journey, peaking at 9 between 12:00 PM and 2:00 PM, indicating a strong risk of harm from unprotected sun exposure. Early in the morning, at 7:00 AM, the index starts low at only 1, making it safer for outdoor activities. By 9:00 AM, it increases to a moderate 4, prompting some sun safety precautions. The intensity intensifies, hitting 8 by 11:00 AM and 6 at 10:00 AM, urging those out and about to seek shade. As the afternoon progresses, the UV Index begins to taper off, decreasing to 7 at 3:00 PM, and down to 5 at 4:00 PM, signifying a safer end to the day. By 5:00 PM, it drops to 3, and by sunset at 7:00 PM, it returns to a minimal 1. Stay vigilant and protect your skin during the peak hours!
| 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 | 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, seasonal UV changes demonstrate a marked increase in intensity, peaking during the summer months. From January's UV Index of 2 (low exposure) to May and June, where it reaches 10 (very high), there's a significant risk for sunburn. The high-risk months are May through August, during which the UV Index consistently remains at 9 or higher, indicating that exposure can lead to severe skin damage in as little as 15 minutes. To protect themselves, visitors and residents are advised to utilize sunscreen, wear protective clothing, and seek shade during mid-day hours from May to August. As autumn approaches, UV levels decrease, but caution is still recommended in September with a UV Index of 7.
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 |
| Buga | 2 | 3 | 5 | 7 | 10 | 10 | 9 | 9 | 7 | 5 | 2 | 2 |