Last updated: June 2, 2025
In Chadianzi, China, being aware of the UV Index is essential for protecting your skin from harmful ultraviolet rays. Understanding UV levels helps residents and visitors alike take necessary precautions to prevent sunburn and promote skin health, particularly during those peak hours of exposure. Chadianzi, characterized by a Cwa climate, experiences significant UV risks, with indices peaking as high as 13 during midday. Staying informed about these levels empowers you to enjoy outdoor activities safely while minimizing potential skin damage.
The UV Index displays a clear peak in intensity throughout the day, starting from a modest 1 at 07:00. As the sun climbs higher, it reaches a marked 3 by 08:00 and escalates sharply to 5 at 09:00. The real intensity kicks in as the clock strikes 10:00, reaching 8, but it doesn't stop there; it soars to its maximum of 12 at 12:00. The highest reading arrives at 13:00 with a blistering 13, signaling a need for sun protection. As the afternoon progresses, the index gradually dips, returning to 11 by 14:00, then descending further to 9 at 15:00. As the day winds down, the UV Index falls swiftly back to 1 by 18:00, and remains steady at this low level until 19:00. This hourly fluctuation underscores the importance of safeguarding against UV exposure, particularly during midday hours.
| 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 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | 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 |
Throughout the year, the UV Index experiences significant seasonal changes, peaking in the summer months. From January to February, the UV Index remains high at 6 to 7, suggesting a burn time of 25 minutes. As we move into March, the UV Index rises sharply to 9, categorized as very high, with a reduced burn time of 15 minutes. The most critical months for UV exposure are April through September, where the Index reaches extreme levels of 11 to 13 and the burn time drops to just 10 minutes. October sees a decline to a UV Index of 9, while November and December return to high and moderate levels, respectively. Visitors and residents should be mindful of these high-risk months, especially from April to September, and take precautions such as wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of sunburn and skin damage.
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 |
| Chadianzi | 6 | 7 | 9 | 11 | 12 | 13 | 13 | 12 | 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 |