Last updated: June 2, 2025
In Tahilt, Mongolia, being aware of the UV Index is crucial for safeguarding your skin health against harmful UV radiation. Understanding the levels of UV exposure—ranging from moderate to very high throughout the day—can help you take proactive steps to prevent sunburn and long-term skin damage. The region's BSk climate brings clear skies and intense sunlight, particularly during peak hours when the index reaches alarming levels of 11 around noon. Stay informed and protect yourself from the sun’s rays while enjoying the stunning landscapes of Tahilt!
The UV Index paints a vivid picture of the sun's intensity throughout the day. Starting early at 7:00 AM, the index is a mild 2, gradually rising to a moderate 3 by 8:00 AM. As the clock strikes 9:00 AM, the sun's rays intensify, pushing the index to a 5. The peak emerges by noon, with a staggering 11, indicating high levels of UV radiation. This intensity remains consistent until 1:00 PM, making it essential to take precautions. Following this zenith, the index begins a gradual descent—dropping to 9 at 2:00 PM, before tapering off to 7 at 3:00 PM, and diminishing further to 5 by 4:00 PM. The evening hours bring a soothing decline, with the index at 3 by 5:00 PM, and finally winding down to a gentle 1 by 7:00 PM. Remember to protect your skin during those peak hours!
| 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 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 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 |
As the seasons change, the UV Index exhibits notable fluctuations, indicating varying levels of sun exposure risk. January and December present the lowest risk with a UV Index of 2, classifying it as low, which allows for longer burn times of 45 minutes. In contrast, from April through July, the UV Index escalates to very high and extreme, peaking at 11 in May, June, and July, where the minimum burn time shrinks to just 10 minutes. Consequently, the months of April to August are considered high-risk for sunburn and UV exposure. Visitors and residents should exercise caution during these periods, applying sunscreen, wearing protective clothing, and seeking shade whenever possible to minimize their risk of skin damage. As fall approaches, the UV Index gradually declines, allowing for moderately manageable conditions in October and November.
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 |
| Tahilt | 2 | 3 | 6 | 9 | 11 | 11 | 11 | 10 | 7 | 5 | 3 | 2 |