Last updated: June 2, 2025
Understanding the UV Index in Longshan, China is vital for everyone who lives or travels here, considering the region's Dwb climate which brings significant sun exposure throughout the day. The UV levels can rise sharply, peaking at 13 from noon to 1 PM, underscoring the importance of being proactive about sunburn prevention and long-term skin health. By monitoring the UV Index, residents can better protect themselves from harmful effects of excess UV radiation, ensuring they enjoy the beautiful sunny days that Longshan has to offer while minimizing the risks associated with overexposure.
The UV Index reveals a dynamic fluctuation throughout the day, peaking dramatically at 1 PM with a soaring 13—a call for sun safety. Starting from a gentle 1 at 7 AM, the intensity gradually builds, reaching a moderate 5 by 9 AM. The sun's rays become more relentless, with a notable 10 at 11 AM and an even more intense 12 at noon. As the day progresses, the index begins to decline, dropping to 9 by 3 PM, and cooling to a casual 1 by 7 PM. Keep your sunscreen handy for peak hours when the UV exposure is at its highest!
| 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 | 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 |
As the seasons change, so too do the UV levels, significantly impacting both visitors and residents. January starts with a moderate UV Index of 4, allowing for a burn time of 30 minutes, but by February, the risk escalates to a high UV Index of 6, reducing burn time to 25 minutes. The real concern arises from March through September, where the UV Index reaches very high and extreme levels, peaking at 13 in June. During this critical period, recommended burn times drop to as little as 10 minutes. Particularly, the months of May to September are classified as high-risk, necessitating precautionary measures such as sunscreen, protective clothing, and limited sun exposure, especially during peak hours. As autumn approaches, the UV levels decrease, with October reflecting a very high index of 8 before returning to moderate levels by November and December. Residents and visitors should remain vigilant and adapt their sun protection strategies accordingly throughout the year, especially during summer months.
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 |
| Longshan | 4 | 6 | 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 |