Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Yuhe, China, where the sun's rays can be particularly intense in the Dwb climate zone. With maximum UV levels reaching 10 around midday, awareness is key to preventing sunburn and protecting skin health. By keeping track of UV exposure, you can better enjoy the sunny days while minimizing risks — particularly during peak hours. As you navigate the varying UV levels throughout the day, remember that even a brief moment of unprotected exposure can lead to harmful effects. Embrace this knowledge to safeguard your well-being in Yuhe's vibrant climate!
Throughout the day, the UV index displays a dynamic pattern, peaking dramatically in the late morning. Starting at a modest 3 at 07:00, the index climbs steadily, reaching a peak of 10 by 11:00 and remaining high until 12:00. Sun-seekers should take caution, as the intensity of UV radiation is at its highest during this time. After 13:00, there's a noticeable decline, with values dropping to 8, followed by 6 at 14:00, and then a gentle tapering off to 4 at 15:00. As the day progresses, the UV index dips further to levels of 3 at 16:00 and settles at a low of 1 from 17:00 onwards. It's crucial to protect your skin during those peak hours, especially between 10:00 and 12:00, when the sun is most potent.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 5 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels display significant seasonal variations that warrant attention from both residents and visitors. Low-risk months occur from January to February and November to December, where the UV Index ranges from 2 to 3, allowing for longer safe exposure (up to 45 minutes in January and November). The high-risk months are April to August, peaking in July with a UV Index of 10, where the recommended burn time is just 15 minutes due to very high levels of UV radiation. This period necessitates proactive sun safety measures, including wearing sunscreen, hats, and protective clothing, particularly during midday hours when the sun is most intense. As the UV Index decreases in September and October, individuals can gradually ease their precautions, but maintaining awareness remains essential throughout the year.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yuhe | 2 | 3 | 5 | 7 | 8 | 9 | 10 | 8 | 6 | 4 | 2 | 2 |
| 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 |
| Shenzhen UVI | 7 | 10 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 11 | 9 | 7 |