Last updated: July 2, 2025
In Yishui, China, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps prevent sunburn and long-term skin damage, which is essential in a region that experiences significant sun exposure. With a climate classified as Cwa, Yishui typically sees high UV levels peaking at 10 from late morning to early afternoon, making it vital for residents and visitors to take precautions during these hours. Stay informed about UV risks to enjoy the beautiful outdoors while safeguarding your skin!
The UV Index throughout the day reveals a dynamic pattern of solar intensity. Starting off gently at 2 by 7:00 AM, it rapidly escalates as the sun climbs higher, peaking at a striking 10 by 11:00 AM and 12:00 PM. This peak period demands caution, as the risk of harm from unprotected sun exposure becomes significant. As the afternoon progresses, the index gradually decreases, settling back to 6 by 3:00 PM, then tapering off to 2 by the evening hours, specifically at 5:00 PM. By 7:00 PM, the UV Index dips to a safe 1, signaling a perfect time to enjoy outdoor activities without the intense sun glare. Stay protected during those midday hours to fully enjoy the sun's warmth while safeguarding your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
As the seasons change, so do the UV Index levels, presenting varying risks for sun exposure throughout the year. January and December feature a moderate UV Index of 3, allowing for a burn time of 30 minutes. This gradually increases to 5 in February and November, maintaining the same burn time. From March to October, the index rises significantly, reaching high in March at 7, and peaking at 10 from May to August, indicating very high risk with a burn time of just 15 minutes. September sees a slight decrease to 9, still under the very high classification, while October returns to high at 7, with burn time extending back to 25 minutes. Residents and visitors are strongly advised to take precautions during the months of March through October, particularly between May and August, ensuring they wear sunscreen, protective clothing, and seek shade to minimize harmful UV exposure.
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 |
| Yishui | 3 | 5 | 7 | 8 | 10 | 10 | 10 | 10 | 9 | 7 | 5 | 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 |