Last updated: June 2, 2025
Understanding the UV Index is essential for the residents of Huainan, China, where the climate is characterized by warm summers and a significant sun exposure risk due to its Cfa climate zone. Knowing the UV levels not only helps in preventing sunburn but also plays a crucial role in maintaining overall skin health. With midday UV levels reaching a peak of 10, it's vital for the community to stay informed and protect themselves during the sun's most potent hours, particularly from 10 AM to 2 PM, when UV radiation can cause damage in just a matter of minutes. Stay sun-safe and enjoy the outdoors in Huainan by being aware of the UV Index!
As the day unfolds, the UV Index rises sharply, peaking at a notable 10 from 11:00 AM to 12:00 PM—a critical window where sun protection is essential. The morning begins gently at 7:00 AM with a UV Index of 2, gradually climbing to 3 by 8:00 AM and reaching 5 by 9:00 AM. The intensity builds, hitting 8 at 10:00 AM before reaching its zenith at 11:00 AM and 12:00 PM. Post midday, the index starts to ease, descending to 9 at 1:00 PM and 8 at 2:00 PM, before tapering off to 6, 3, and finally 2 by late afternoon and evening at 5:00 PM to 7:00 PM. Stay vigilant, as shielding your skin during those peak hours can make all the difference!
| 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 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 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, seasonal UV changes can significantly affect sun exposure and safety. From January to February, the UV Index remains at a moderate level of 4 to 5, allowing for a burn time of 30 minutes. However, as spring approaches, March sees a rise to a high index of 7, decreasing burn time to 25 minutes. The high-risk months of April to September have consistently very high UV Index readings of 9 to 10, with a rapid burn time of just 15 minutes. Particularly during June, July, and August, both residents and visitors should exercise extra caution, seeking shade and using sunscreen. As fall arrives, September to October maintains high levels before retreating back to moderate indices of 5 to 4 in November and December. Overall, vigilance is crucial, especially during the summer months, to avoid 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 |
| Huainan | 4 | 5 | 7 | 9 | 9 | 10 | 10 | 10 | 9 | 8 | 5 | 4 |
| 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 |