Last updated: May 3, 2025
In Mianchi Chengguanzhen, China, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. With a Cwa climate that features warm summers, residents and visitors alike face varying levels of ultraviolet exposure throughout the day. Understanding these UV levels is essential, especially as midday readings peak at a dangerous 11, indicating a high risk of harm from unprotected sun exposure. By staying informed about the UV Index, you can take proactive steps to safeguard your skin and enjoy the sun safely.
The UV Index begins the day at a gentle 1 at 7:00 AM, ideal for early risers enjoying the outdoors. As the sun climbs, the index steadily rises, reaching 3 by 8:00 AM and hitting 5 at 9:00 AM. It's 10:00 AM when things heat up, peaking at a striking 11 by noon, making it crucial to take precautions. The UV Index holds steady at this maximum of 11 from 1:00 PM to 2:00 PM, signaling extreme exposure levels. Following this hour, conditions begin to cool down with a decline to 9 by 2:00 PM and tapering to 4 by 4:00 PM. As the day winds down, the index drops sharply to 1 by 6:00 PM, providing a gentle close to the day's UV exposure. Adapting outdoor activities in line with these UV fluctuations is essential for skin health!
| 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 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit notable seasonal variations, with high-risk months occurring between March and October. The UV Index peaks at 11 in May, June, and July, categorized as extreme, resulting in a burn time of just 10 minutes. April also presents a significant risk with a UV Index of 8 (very high) and a burn time of 15 minutes. As the summer transitions to fall, the UV Index gradually decreases, but remains elevated in August (10) and September (9). Conversely, the winter months of December through February see lower UV levels (ranging from 3 to 5), with burn times extending up to 30 minutes. It is crucial for residents and visitors to take precautions during the high-risk months by applying sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours to avoid 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 |
| Mianchi Chengguanzhen | 4 | 5 | 7 | 8 | 11 | 11 | 11 | 10 | 9 | 8 | 4 | 3 |
| 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 |