Last updated: June 2, 2025
Understanding the UV Index in Tsagaanhayrhan, Mongolia is crucial for protecting your skin from the harmful effects of ultraviolet radiation. With peak UV levels reaching as high as 9 between 12:00 PM and 1:00 PM, awareness of these numbers is vital for preventing sunburn and maintaining long-term skin health. Notably, Tsagaanhayrhan's Dwc climate brings both cold winters and warm summers, which can lead to increased UV exposure during sunny months. By keeping an eye on the UV Index, residents and visitors alike can enjoy the beautiful outdoors while ensuring they take the necessary precautions to safeguard their skin.
The UV Index peaks significantly throughout the day, starting with a low 1 at 07:00 and rapidly climbing as the sun rises. By 10:00, it reaches 6, indicating a moderate risk for harm, which escalates sharply to a high of 9 between 12:00 and 13:00. This substantial index signifies that precautions are necessary, especially with the sun at its strongest. As the afternoon progresses, the UV Index gradually declines, dipping to 5 by 16:00, and further tapering off to a mere 1 by 19:00. For those outdoors, staying protected during the peak hours is critical for skin health!
| 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 | 8 | 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, UV exposure varies significantly, with the highest risk months being May through August when the UV Index reaches very high levels of 9, necessitating a burn time of just 15 minutes. The UV Index peaks in these summer months, making it crucial for visitors and residents to take precautions against sun exposure. In contrast, January and November present the lowest risk with an Index of 2 and a burn time of 45 minutes. It is advisable to wear protective clothing, seek shade, and apply sunscreen during high-risk months, especially from March to August, when the Index reaches high to very high levels. As the seasons change, understanding these UV variations can help individuals protect themselves effectively from harmful sun effects.
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 |
| Tsagaanhayrhan | 2 | 3 | 6 | 7 | 9 | 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 |