Last updated: August 1, 2025
Understanding the UV Index in Puwa, China is crucial for everyone who enjoys the outdoors, as it provides vital information on sun exposure and potential risks. With the UV levels soaring to a peak of 10 during midday, awareness is essential for effective sunburn prevention and maintaining overall skin health. Puwa experiences a Dwa climate, characterized by distinct seasons, which means that UV exposure can vary greatly throughout the year. By staying informed about daily UV levels, locals and visitors alike can protect themselves from harmful rays and enjoy the beautiful surroundings of this vibrant city safely.
As the sun rises, the UV Index gradually transitions from a mild 1 at 07:00 to an invigorating 3 by 08:00. The peak UV intensity hits its stride between 12:00 and 13:00, reaching a striking 10, a clear call for sun protection. As the afternoon progresses, the index begins to decline, tapering off to 8 at 14:00, 6 at 15:00, and eventually settling to a gentle 2 by 17:00. By evening, the UV levels dip back down, returning to a safe 1, indicating it's time to relax and enjoy the cooler, softer light of sunset.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | 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 | 5 | moderate | 30 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, the UV Index exhibits distinct seasonal changes that significantly affect sun exposure and burn times. January and December feature low UV levels (Index 2), allowing for longer burn times of 45 minutes, while February and November show moderate levels (Index 4) with burn times of 30 minutes. As spring approaches, the UV Index rises sharply; by March, it reaches 6 (high exposure category), reducing burn time to 25 minutes. The peak months for UV exposure are April through September, with the highest levels recorded in July and August at 10 (very high), necessitating a rapid reduction in burn time to just 15 minutes. Following summer, October and September see a decrease in UV levels (Index 8 and 6, respectively) with moderate burn times of 25 minutes. To ensure safety when enjoying outdoor activities, visitors and residents should take extra precautions during the high-risk months of April to September by seeking shade, wearing protective clothing, and using sunscreen consistently.
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 |
| Puwa | 2 | 4 | 6 | 9 | 9 | 9 | 10 | 10 | 8 | 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 |