Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Bayanbaraat, Mongolia, where the unique BSk climate can lead to significant sun exposure. With UV levels peaking around midday, awareness of these indices is vital for sunburn prevention and overall skin health. Typical summer days bring high UV readings—reaching a maximum of 10 at 1 PM—which underscores the need for vigilant sun protection. By being informed about UV levels, you can enjoy the outdoors safely while minimizing the risks associated with harmful UV radiation.
As the sun rises, the UV Index starts its ascent, with a gentle 1 at 07:00. By 08:00, it begins to climb, reaching 2, signaling a reminder to take care. The real intensity kicks in at 10:00, where the index peaks at 6, escalating to a scorching 9 by noon. The hottest moment arrives at 13:00, showcasing a dramatic 10—a level that demands serious sun protection. Although the UV level begins to drop after this peak, it remains notable; at 14:00, it settles at 9, then declines gently, hitting 3 by 17:00. As daylight fades towards the evening, it tapers off to 2 at 18:00 and finally returns to a safe 1 by 19:00. It's a vivid reminder of the sun's power throughout the day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 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 | 10 | 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 exhibits significant seasonal variations, influencing the risk of skin damage from sun exposure. January and December experience the lowest UV levels, categorized as low, with a burn time of 45 minutes. As spring arrives, February and March see a moderate increase, reaching a UV Index of 3 and 5 respectively, with burn times dropping to 30 minutes. The UV Index peaks in May and June, reaching 9 and 10, signifying very high exposure risk and a reduced burn time of only 15 minutes. July and August maintain this high risk, while September sees a decrease to a high category with a UV Index of 7 and a burn time of 25 minutes. October and November return to moderate levels, allowing for burn times of 30 minutes once again. Visitors and residents are advised to take precautionary measures during high-risk months, especially from April to August, by utilizing sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage.
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 |
| Bayanbaraat | 2 | 3 | 5 | 7 | 9 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |
| Khovd UVI | 2 | 3 | 6 | 7 | 10 | 10 | 9 | 9 | 7 | 5 | 2 | 1 |