Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Zhonghou, China, where the unique Dwa climate brings varying sun exposure risks throughout the year. As UV levels can peak significantly during midday—reaching up to 8—it's essential to comprehend these fluctuations for effective sunburn prevention and to safeguard overall skin health. With awareness of the UV Index, residents can take necessary precautions to enjoy outdoor activities without compromising their well-being. Remember, being informed about UV levels can make all the difference in protecting yourself and your loved ones from harmful sun exposure!
The UV Index today exhibits a notable rise in intensity as the sun climbs higher in the sky. Starting off at a gentle 2 at 7:00 AM, the index escalates steadily, peaking at 8 between 11:00 AM and 1:00 PM, signaling a time for caution, especially for those spending prolonged periods outdoors. As the afternoon wanes, the UV levels begin to retreat, descending to 4 by 3:00 PM and dropping further to 1 by the evening hours. This data highlights the importance of protective measures during midday, while showing a safe window for outdoor activities later in the day. Remember, staying informed about UV exposure is key to enjoying the sun safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | 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 experiences noticeable fluctuations, indicating varying levels of sun exposure risk. January and February are classified as low risk with a consistent UV Index of 2 and a burn time of 45 minutes. As spring approaches, March sees a moderate increase to a UV Index of 4 (30 minutes burn time), which escalates into the high-risk category with values reaching 6 in April and 7 in May. The summer months (June, July, and August) peak at a very high UV Index of 8, significantly reducing safe exposure times to just 15 minutes. After the summer heat, September returns to a high risk, followed by moderate conditions in October. As the year winds down, November and December revert to low exposure categories, with UV Index values of 2 and 1, respectively. Visitors and residents should exercise heightened caution during the high-risk months of April to August, using sunscreen, wearing protective clothing, and seeking shade, especially during midday hours when UV radiation is strongest.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zhonghou | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| 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 |