Last updated: June 2, 2025
In Dzoolon, Mongolia, awareness of the UV Index is crucial for preserving your skin health and preventing sunburn. Understanding the UV levels throughout the day can help you make informed decisions about sun protection, particularly during the peak hours between 11:00 AM and 2:00 PM, when the index reaches a striking maximum of 9. Given Dzoolon's Dwc climate, characterized by significant daily temperature fluctuations, the potential for high UV exposure is ever-present, making it essential to stay vigilant. Protecting your skin from harmful UV rays is a vital part of enjoying the beautiful outdoors without compromising your health.
The UV Index throughout the day showcases a dynamic rise and fall, peaking sharply at 9 around 1 PM. Starting from a low of 1 at 7 AM, the index gradually climbs to 2 by 8 AM, before surging to 5 at 10 AM. It reaches 7 just before noon, and by 12 PM, it hits 8, signaling a strong need for sun protection. The highest point of 9 at 1 PM emphasizes the intensity of midday sun. As afternoon approaches, the index begins to decline, tapering off to 8 at 2 PM, and gently lowering to 6 by 4 PM. By the time the sun sets, the UV Index drops back to 1 at 7 PM, wrapping up the day. It's crucial to remain vigilant and protect your skin during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | 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 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index fluctuates significantly, indicating varying levels of sun exposure risk. From January to February, the UV Index remains low to moderate (2 to 3), allowing for longer burn times of up to 45 minutes. However, as spring approaches in March (UV Index 5), individuals should be more cautious, especially as the UV Index rises sharply in April (7) and reaches a peak between May and August, where it spikes to a very high level (8-9) with a burn time dramatically reduced to 15 minutes. The high-risk months for UV exposure are therefore from April to August. As summer fades into fall, the risk declines, with the UV Index dropping to moderate levels (4) in October, then low (2) in November and 1 in December. It is advised that visitors and residents take necessary precautions during the high-risk months, such as wearing sunscreen, protective clothing, and limiting direct sun exposure during peak hours to minimize the risk of sunburn and long-term 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 |
| Dzoolon | 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 |