Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Huazhou, China, where the region's Cwa climate can lead to significant sun exposure. With UV levels peaking around midday, reaching as high as 13, being aware of these fluctuations is vital for sunburn prevention and overall skin health. As humidity and temperature can intensify UV exposure, it's essential to track these levels to safeguard against harmful effects while enjoying the sunny days that Huazhou typically offers. Stay informed, stay safe, and enjoy the sun responsibly!
The UV Index reveals a dynamic range throughout the day, peaking sharply around noon. Starting from a mild 1 at 7:00 AM, the intensity escalates rapidly, reaching a moderate 5 by 9:00 AM. As the sun climbs higher, the index skyrockets to an intense 13 by 12:00 PM, maintaining this level until 1:00 PM. A gradual decline follows, with the index dropping to 11 at 2:00 PM and then tapering off to 8 at 3:00 PM. By the late afternoon and into the evening, the UV levels sink back to a safe 2 at 5:00 PM, culminating in a gentle return to 1 by 6:00 PM. It’s a day in which sun safety is paramount during the peak hours, particularly between 11:00 AM and 1:00 PM.
| 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 | 8 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | 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 exhibits significant seasonal variations, highlighting the importance of sun safety for both visitors and residents. From January to April, the UV levels gradually increase, with February reaching a very high index of 10 and transitioning to extreme levels by March. May through August sees the peak UV exposure, where the index remains consistently at 13 to 14 (extreme), demanding caution with a burn time of only 10 minutes. September begins a slight decrease but maintains an extreme classification at 12, while October stays high at 11 before dropping to a very high index of 9 in November. The year closes with December returning to a high index of 7. **Visitors and residents are advised to take protective measures, especially from February through October, and to minimize sun exposure during peak hours, wearing appropriate clothing, sunscreen, and sunglasses to safeguard against harmful UV radiation.
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 |
| 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 |
| Huazhou | 7 | 10 | 12 | 12 | 13 | 13 | 13 | 14 | 12 | 11 | 9 | 7 |