Last updated: August 1, 2025
In Hanyin Chengguanzhen, China, staying informed about the UV Index is crucial for protecting your skin and maintaining overall health. The UV Index serves as a vital tool for understanding sun exposure, helping residents avoid sunburn and reduce the risk of skin issues. With a Cwa climate that often features sunny days, locals experience varying UV levels throughout the day, peaking at a concerning 12 between 1 PM and 2 PM. By recognizing these risks and tracking UV levels, you can take proactive steps to enjoy the outdoors safely while safeguarding your skin from harmful rays.
The UV Index reveals a dynamic dance of sun intensity throughout the day, peaking dramatically at the highest levels between 12:00 PM and 1:00 PM. Starting the morning gentle with a UV Index of 1 at 7:00 AM, it quickly escalates as the sun rises, hitting 2 by 8:00 AM and surging to 11 by noon. The maximal exposure occurs at 1:00 PM with a striking 12, indicating a period of high sun intensity that calls for caution. As the afternoon progresses, the index gradually declines, reaching a comfortable 3 by 5:00 PM and settling back to 1 by 7:00 PM. This rhythmic pattern serves as a reminder to stay sun-safe during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 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 |
Throughout the year, UV Index levels exhibit significant seasonal variation, impacting sun exposure risk for residents and visitors. January starts with a moderate Index of 5, leading to a 30-minute burn time, but as we move into February, the Index climbs to 6, categorized as high with a 25-minute burn time. March and April bring very high levels (8 and 10, respectively), drastically reducing burn times to 15 minutes. The peak of UV exposure occurs in the summer months, with May, June, and July maintaining an extreme Index of 11-12, necessitating a cautious 10-minute limit to avoid burns. August sees a slight decline, still within the extreme category, before gradually tapering off in September and October, where the Index returns to very high levels. November allows a brief reprieve with a high Index of 6, while December concludes the year with a moderate Index of 4 and a more manageable 30-minute burn time. Visitors and residents should remain vigilant, particularly during the high-risk months of March through September, taking necessary precautions such as wearing sunscreen and protective clothing to guard against overexposure.
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 |
| Hanyin Chengguanzhen | 5 | 6 | 8 | 10 | 11 | 12 | 12 | 11 | 10 | 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 |