Last updated: May 3, 2025
Understanding the UV Index in Yanji, China is crucial for anyone looking to protect their skin and maintain overall health. The UV Index provides vital information about the risk of harm from unprotected sun exposure, helping residents and visitors alike make informed decisions to prevent sunburn and long-term skin damage. In Yanji's humid continental climate, where sunny days can lead to elevated UV levels—peaking at 10 around midday—awareness of these levels becomes even more important. By monitoring the UV Index, you can enjoy the beautiful outdoors while safeguarding your skin from harmful rays.
As the sun rises, the UV Index begins its ascent, peaking at an intense 10 at 12:00 PM. The day starts off gently, with a maximum of only 1 at 7:00 AM, but by 11:00 AM, it ramps up to 9, urging outdoor enthusiasts to take heed. From 9:00 AM through 1:00 PM, UV levels remain high, ranging from 5 to 10, emphasizing the importance of sun protection. As the afternoon unfolds, the index gradually declines, dropping to 5 by 3:00 PM and further down to 1 by the time the sun sets at 7:00 PM. So, whether you’re lounging by the pool or hiking through nature, it's essential to stay sun-savvy during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index shows distinct seasonal changes that are important for both visitors and residents to consider. From January to February, the UV Index ranges from 4 to 5, categorized as moderate, with a burn time of 30 minutes. As spring approaches in March, the index rises to 7 (high), reducing burn time to 25 minutes. The summer months of April through August see significantly higher levels, peaking at 11 in August (extreme category) with a burn time of just 10 minutes, marking these as high-risk months for sun exposure. As fall arrives in September and October, the index decreases to 8, still indicating very high risk. By late fall and winter, November and December return to a moderate risk with indices of 5 and 3 respectively, allowing for longer burn times of 30 minutes. Visitors and residents are advised to take necessary precautions during high UV months, especially from April to August, by seeking shade, wearing protective clothing, and applying sunscreen 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Beijing UVI | 2 | 3 | 5 | 8 | 9 | 9 | 10 | 9 | 7 | 6 | 4 | 2 |
| Yanji | 4 | 5 | 7 | 8 | 10 | 10 | 10 | 11 | 8 | 8 | 5 | 3 |
| Chengdu UVI | 5 | 6 | 8 | 10 | 12 | 11 | 11 | 10 | 11 | 8 | 6 | 4 |
| Shanghai UVI | 5 | 6 | 8 | 10 | 10 | 11 | 12 | 11 | 11 | 8 | 6 | 4 |
| Guangzhou UVI | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |