Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Mengyin, China, as it plays a vital role in protecting your skin from harmful ultraviolet rays. Awareness of UV levels is particularly important for preventing sunburn and maintaining overall skin health. With Mengyin's Cwa climate, characterized by hot summers, the region experiences significant UV exposure, particularly during peak hours between 10 AM and 2 PM when the UV index can soar to 10. Staying informed about daily UV levels not only empowers you to enjoy the outdoors safely but also helps you take proactive measures against long-term skin damage.
As the sun rises at 07:00, the UV Index starts low at 2, but by 08:00, it gently climbs to 3. The intensity ramps up as the day progresses, peaking dramatically at 11:00, hitting an impressive 10. This level of UV radiation remains steady through 12:00 and 13:00, urging sun lovers to take precautions. By 14:00, the index begins to decline, easing to 8 at 15:00. As evening approaches, the UV Index drops more swiftly, settling back to 3 by 16:00 and tapering off to 2 at 17:00, before winding down to 1 by 18:00 and 19:00. Stay sun-safe and enjoy the beautiful daylight, but remember to protect your skin during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | 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 | 10 | 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 |
| Mengyin | 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 |