Last updated: June 2, 2025
Understanding the UV Index is essential for residents and visitors of Weidian, China, where sun exposure can peak dramatically during the day. Being aware of UV levels is crucial for preventing sunburn and maintaining healthy skin, especially given the region's climate, which is characterized by distinct seasonal changes. In Weidian, the UV Index can soar as high as 13 between noon and early afternoon, presenting significant risks of overexposure. Therefore, staying informed about local UV levels is a vital step towards ensuring your safety and well-being when enjoying the sun.
The UVI hourly data tells an intriguing story of sun exposure throughout the day. Starting with a gentle UV Index of 1 at 7:00 AM, the intensity gradually climbs, reaching 5 by 9:00 AM. As the clock approaches 11:00 AM, the UV Index peeks at a striking 10, but the real heat hits at 12:00 PM with a blistering 12. The sun reaches its zenith at 1:00 PM, displaying a formidable 13. After that, the UV intensity begins to wane, yet still remains significant until about 3:00 PM when it drops to 9. By late afternoon, the index falls toward a safe 4 at 5:00 PM, finally settling back down to a mild 1 by 7:00 PM. It’s a day that reminds us to embrace the sunshine but remain mindful of its powerful rays during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure varies significantly, with peak levels occurring during the warmer months. January starts with a moderate UV Index of 4, allowing for a burn time of 30 minutes. As spring approaches, February sees an increase to a high index of 7 and a reduced burn time of 25 minutes. The sun's intensity peaks from March through September, with April and May experiencing very high to extreme levels, with the UV Index reaching 12 in May and remaining extreme through August, where the burn time plummets to just 10 minutes. October presents a slight dip to a very high level of 8, while November and December return to moderate levels, allowing for longer exposure without harm. Visitors and residents are advised to take extra precautions, especially between March and September, when the UV Index is high or extreme. Wearing protective clothing, using sunscreen, and seeking shade during peak hours can significantly reduce the risk of harmful UV exposure.
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 |
| Weidian | 4 | 7 | 8 | 10 | 12 | 13 | 12 | 12 | 11 | 8 | 5 | 3 |
| 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 |