Last updated: June 2, 2025
Understanding the UV Index in Erhet, Mongolia is crucial for everyone who spends time outdoors, especially given the region's unique climate and high sun exposure. With average UV levels reaching their peak at 9 during midday, it's essential to be aware of the risks associated with prolonged sun exposure, including sunburn and long-term skin health issues. The Dwc climate of Erhet, characterized by cold summers and short, intense sunny periods, can surprisingly lead to increased UV exposure, making it even more important to monitor the UV Index daily. By staying informed about local UV levels, residents and visitors can better protect their skin and enjoy the beautiful Mongolian landscapes safely.
The UV Index varies throughout the day, peaking at 12:00 PM with a robust 9, indicating a high risk of harm from unprotected sun exposure. Starting from a mild 1 at 07:00, the index escalates to 7 by 11:00 and then stabilizes at 9 from 12:00 to 14:00, before gradually tapering off. Afternoon hours see a decline, dropping to 4 by 17:00, and returning to a safer 1 by 19:00. It's essential to stay protected during those peak hours, especially when the sun is at its strongest! Enjoy the sun, but remember to wear sunscreen and seek shade when necessary!
| 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 | 7 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant seasonal changes, with the highest risk months occurring from April to August. During this period, the UV Index reaches a peak of 9, categorized as very high, resulting in a burn time of just 15 minutes. Visitors and residents are strongly advised to take protective measures, such as wearing sunscreen, protective clothing, and sunglasses, especially during these months. As we head into September, the UV Index decreases to 6 (high), with a burn time of 25 minutes, providing some relief but still necessitating caution. The months of October to March generally exhibit lower UV levels ranging from 2 to 4, classified as low to moderate exposure, allowing for more relaxed outdoor activities, although it's still wise to be mindful of sun exposure.
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 |
| Erhet | 2 | 3 | 5 | 8 | 9 | 9 | 9 | 9 | 6 | 4 | 2 | 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 |