Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Uyonch, Mongolia, given the region's BWk climate which brings high sun exposure, particularly during the summer months. With UV levels peaking at 10 between noon and 1 PM, it's essential to be aware of the potential risks such as sunburn and long-term damage to skin health. By keeping a close eye on UV levels, you can better protect yourself and your loved ones from harmful rays while enjoying the beautiful outdoor lifestyle that Uyonch has to offer.
As the sun rises, the UV Index begins its ascent, starting from a mild 1 at 07:00. By 09:00, it reaches 4, signaling a moderate level of UV exposure. The intensity peaks at noon with a striking 10, indicating a high risk of harm from unprotected sun exposure. The critical hours stretch from 11:00 to 13:00, where the index holds steady at 10, urging caution for those outdoors. As afternoon rolls in, the UV Index gradually declines, dipping to 9 at 14:00 and further down to 5 by 16:00. The evening brings relief, with levels falling to 3 at 17:00, 2 at 18:00, and finally returning to 1 by 19:00, closing out the day. Stay sun-safe and be mindful of these hourly variations to protect your skin!
| 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 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 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 fluctuations in UV index significantly impact sun exposure risk. The high-risk months for UV exposure are from April to August, when the index reaches a peak of 10, indicating a very high risk level and a quick burn time of just 15 minutes. Notably, March also poses risk with a high index of 6. Conversely, the winter months of January and December present a low risk, where outdoor activities allow for 45-minute burn times. Visitors and residents are advised to take precautionary measures during high UV months by wearing sunscreen, protective clothing, and sunglasses, especially between April and August, to minimize 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 |
| Khovd UVI | 2 | 3 | 6 | 7 | 10 | 10 | 9 | 9 | 7 | 5 | 2 | 1 |
| Uyonch | 2 | 4 | 6 | 8 | 10 | 10 | 10 | 10 | 7 | 5 | 3 | 2 |