Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Shanjiao, China, where the climate can lead to significant exposure to harmful ultraviolet rays. With UV levels peaking at a striking 14 around midday, awareness of these fluctuations is essential for preventing sunburn and maintaining skin health. As a region characterized by its distinctive Cwb climate, Shanjiao experiences both wet and dry seasons, amplifying the need for vigilance against UV-related risks, particularly during the sunniest hours. By staying informed about the UV Index, you can enjoy the outdoors while effectively protecting your skin from potential damage.
The UV Index today shows a clear progression of intensity, starting with a maximum of 1 at 07:00, signaling a relatively safe morning. As the sun climbs, it peaks at a dramatic 14 at 13:00, indicating a high risk for sun exposure. From 10:00 onwards, the UV levels escalate rapidly, reaching 10 at 11:00 and a scorching 13 at noon. The afternoon sees a gradual decline, with the index easing back to 10 at 15:00, and further down to 4 by 17:00. The evening offers relief as it drops to 2 by 18:00 and finally settles at 1 by 19:00. It’s crucial to be sun-smart during peak hours, especially between 11:00 and 14:00.
| 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 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | 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 fluctuations, peaking during the summer months of May through September with values reaching up to 15 in July. This period, classified as extreme, signifies a critical time for skin protection, where the burn time is only 10 minutes. February to April also show high UV levels, with February marked as very high (UV Index 9) and both March and April at extreme levels (UV Index 11 and 13, respectively). The risk decreases in the fall and winter months, with November and December exhibiting very high and high categories, allowing for longer exposure times of 15 to 25 minutes. Visitors and residents should take proactive measures to protect themselves, particularly during high-risk months, by wearing sunscreen, protective clothing, and seeking shade around midday when UV radiation is most intense.
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 |
| 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 |
| Shanjiao | 7 | 9 | 11 | 13 | 14 | 14 | 15 | 14 | 13 | 11 | 8 | 6 |