Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Huaiyuan Chengguanzhen, China, where the climate offers a mix of sunshine and humidity. With peak UV levels reaching a high of 10 around noon, awareness of UV exposure is essential for preventing sunburn and maintaining skin health. Shielding your skin from harmful UV radiation not only protects against immediate effects like sunburn but also reduces the risk of long-term skin damage. Given the region's Cfa climate, where sunny days are common, staying informed about daily UV levels can help you enjoy the outdoors safely while prioritizing your health.
Throughout the day, the UV Index fluctuated, peaking sharply at 12:00 PM with a maximum value of 10, signaling the most intense sun exposure during midday. As the sun rose, 07:00 AM recorded a mild index of 2, gradually escalating to a moderate 5 by 09:00 AM. The intensity surged to a notable 8 at 10:00 AM, before reaching its zenith at 11:00 AM with 9. Following the peak hour, the index began its descent, dropping to 9 at 1:00 PM and then gradually declining to 7 at 2:00 PM. By late afternoon, the level continued to diminish, landing at 5 by 3:00 PM, and winding down to 2 by 5:00 PM. As evening approached, the UV exposure significantly lessened, tapering off to a mere 1 by 7:00 PM. This data highlights the importance of sun protection during peak hours, particularly between 10:00 AM and 2:00 PM.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 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 |
The UV Index displays notable seasonal changes, with high-risk months typically occurring from March to October. During this period, the UV Index peaks at 10 in June, July, and August, indicating a very high exposure category with a burn time of just 15 minutes. As spring transitions into summer, the risk of UV-related skin damage increases significantly, especially in April and May, where the index reaches 9. As autumn approaches, the UV Index gradually decreases but remains above moderate levels, with September and October still showing values of 9 and 8, respectively. To protect yourself, visitors and residents are advised to seek shade, wear protective clothing, and apply sunscreen, particularly during these high-risk months when UV exposure is at its peak.
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 |
| Huaiyuan Chengguanzhen | 4 | 5 | 7 | 9 | 9 | 10 | 10 | 10 | 9 | 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 |