Last updated: May 3, 2025
Understanding the UV Index is crucial for the residents of Huanghua, China, where the climate tends toward hot and humid summers. As such, knowing how to gauge UV levels daily can make a significant difference in preventing sunburn and maintaining skin health. With peak UV Index levels reaching as high as 13 during midday hours, the risk of overexposure is substantial. By familiarizing yourself with these levels, you can take proactive measures to safeguard your skin against the harmful effects of ultraviolet radiation, ensuring a safer and more enjoyable outdoor experience in this vibrant city.
From 7:00 AM to 8:00 AM, the UV Index starts off low at a maximum of 1, making it a safe time for morning activities. By 9:00 AM, it climbs to 5, signaling moderate sun exposure. The intensity peaks during 11:00 AM and 12:00 PM, hitting a striking 12 and 13, indicating a high risk for harm from unprotected sun exposure. As the afternoon progresses, from 1:00 PM to 2:00 PM, the UV Index remains elevated at 13 before gradually tapering off to 11 at 2:00 PM. In the late afternoon and evening, the levels drop significantly, falling back to 4 by 4:00 PM, and further declining to 1 after 6:00 PM. It's essential to take precautions during the peak hours to enjoy the sun safely!
| 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 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 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 significant seasonal variation, peaking in the summer months. The high-risk months are generally from February through September, during which the UV Index reaches extreme levels (12-13), with a notably short burn time of just 10 minutes. In particular, March to August stand out as critical periods for sun exposure. Residents and visitors are advised to take precautionary measures during these months, such as applying high-SPF sunscreen, wearing protective clothing, and seeking shade to minimize UV exposure. Conversely, in January, October, November, and December, while the UV Index drops to high (7) or very high (9-10), residents should still remain vigilant, with burn times increasing to 15 or 25 minutes. Overall, prioritizing sun safety year-round is essential to protect skin health.
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 |
| Guangzhou UVI | 7 | 9 | 11 | 12 | 13 | 13 | 13 | 12 | 11 | 10 | 9 | 7 |
| Huanghua | 7 | 9 | 12 | 12 | 13 | 13 | 13 | 13 | 11 | 10 | 9 | 7 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |