Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Puzi, China, where the subtropical climate can lead to significant sun exposure throughout the year. With UV levels reaching as high as 12 during peak hours, awareness of these levels is essential for preventing sunburn and protecting skin health. Knowing when the sun's rays are strongest helps individuals take the necessary precautions to enjoy the sunny days while safeguarding against harmful effects. As Puzi experiences a humid subtropical climate (Cfa), vigilance against high UV exposure is vital for maintaining a healthy lifestyle and enjoying the outdoors safely.
The UV Index throughout the day showcases a stark increase as the sun rises, starting from a mild 1 at 07:00 and peaking at a striking 12 between 12:00 and 13:00. This significant surge highlights the importance of sun protection, especially during the hours when the index reaches maximal levels of 10 at 11:00 and 11 at 14:00. As the afternoon wanes, the UV Index begins to decline, dropping to 8 by 15:00 and finishing the day with a gentle return to 1 by 19:00. This data serves as a crucial reminder to prioritize sun safety during midday hours when 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 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index dramatically varies throughout the year, peaking during the summer months. From January to February, the UV levels are classified as high, with a burn time of 25 minutes. As spring arrives in March, the index rises to 9 (very high), reducing the burn time to 15 minutes. By April and May, we experience extreme UV levels of 11 and 12, respectively, where a mere 10 minutes of unprotected exposure can lead to skin damage. This trend continues through June, July, and August, with the UV Index reaching its maximum of 13. September sees a slight decline but remains in the extreme category; however, it’s still critical to manage exposure time. In October, the risk is still significant, with a very high index of 9, before tapering off to high levels in November and moderate in December. For visitors and residents alike, it’s essential to take precautions, especially from March through October when UV levels are highest. Wearing protective clothing, applying sunscreen regularly, and seeking shade can greatly reduce the risk of sunburn and long-term skin damage. Stay safe and be mindful of the sun's intensity throughout these high-risk 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 |
| Puzi | 6 | 7 | 9 | 11 | 12 | 12 | 13 | 13 | 11 | 9 | 7 | 5 |
| 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 |