Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Jiecun, China, where the climate can lead to significant sun exposure and potential health risks. With UV levels peaking at 15 around midday, being aware of these fluctuations can help you prevent sunburn and protect your skin health. In Jiecun’s temperate climate, understanding the UV Index not only aids in making informed decisions about outdoor activities but also emphasizes the importance of sun safety. Stay informed and shield yourself from harmful rays to enjoy the beautiful outdoors safely!
As the sun rises, the UV Index starts at a gentle 1 at 07:00, making it a safe time for morning activities. By 08:00, it nudges up to 2, and things heat up quickly, reaching a striking 4 by 09:00. The real intensity kicks in at 10:00, where it soars to 7, and by midday at 12:00, it peaks at 13—a level that calls for caution! The UV radiation reaches its utmost at 13:00, hitting an impressive 15. After this zenith, a gradual decline begins, with 14:00 showing 14, followed by 11 at 15:00. As afternoon transitions to evening, the index dips to 8 by 16:00, and returns to a benign 4 at 17:00. By 18:00, it settles at 2, and finally back to 1 by 19:00, wrapping up the day with a sense of safety as the sun sets. Be sure to 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 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 8 | very high | 15 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 |
| Jiecun | 7 | 9 | 11 | 13 | 14 | 14 | 15 | 14 | 13 | 11 | 8 | 6 |