Last updated: June 2, 2025
Awareness of the UV Index is crucial for residents and visitors of Tongcheng, China, where the subtropical climate can lead to significant sun exposure risks. Understanding UV levels helps in effectively preventing sunburn and maintaining long-term skin health, particularly during the sun's peak hours. With a typical UV Index reaching up to 11 at noon and 9 in the early afternoon, it is essential to take protective measures to enjoy the beautiful sunny days in Tongcheng while safeguarding your skin from harmful UV rays. Stay informed, stay protected!
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 by 7:00 AM. By 8:00 AM, it climbs to a moderate 3, signaling an increase in sun exposure. The peak arrives between 12:00 PM and 1:00 PM, hitting a striking 11, where protective measures are essential. As the afternoon rolls in, the index gradually declines, dipping to 9 at 2:00 PM and then down to 5 by 4:00 PM. As the day winds down, it returns to a safe 1 by 6:00 PM, wrapping up a day marked by a significant solar intensity that calls for vigilance during the 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 | 11 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 5 | moderate | 30 min |
17:00 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
As the seasons change, so do the UV Index levels, which peak during the summer months. January and December see a moderate UV Index of 3, allowing for longer burn times of 30 minutes, while February holds steady at 5. The risk begins to rise in March with a high UV Index of 7 and a reduced burn time of 25 minutes. From April through July, the UV Index escalates to very high and extreme levels peaking at 11, resulting in very short burn times of just 10 minutes. August and September maintain a very high Index of 10 and 9, respectively, with burn times of 15 minutes. October decreases to a high level of 7, while risk subsides again in November and December. Visitors and residents are advised to take necessary precautions, especially during the high-risk months of April to September, by wearing protective clothing, applying sunscreen, and avoiding sun exposure during peak hours.
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 |
Tongcheng | 3 | 5 | 7 | 8 | 11 | 11 | 11 | 10 | 9 | 7 | 4 | 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 |