Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors in Jiaohe, China, where the climate can elevate exposure to harmful ultraviolet rays. With peak UV levels reaching a maximum of 10 during midday hours, awareness is essential for preventing sunburn and protecting skin health. As Jiaohe experiences a Dwb climate, the combination of clear skies and the sun's intensity can pose significant risks, making it vital to monitor UV levels throughout the day. By staying informed about the UV Index, you can enjoy the outdoors safely while safeguarding your skin from the sun's damaging effects.
The UV Index (UVI) throughout the day exhibits a significant rise, peaking at 10 between 11:00 AM and 12:00 PM. Starting from a mild 3 at 7:00 AM, the UVI escalates as the sun climbs, reaching 5 by 8:00 AM and 7 by 9:00 AM. The intensity continues to increase dramatically, hitting 9 by 10:00 AM. After noon, the UVI begins to decline, dropping to 9 at 1:00 PM and further to 7 by 2:00 PM. The afternoon sees a gentle decline to 5 at 3:00 PM, slipping further to 3 by 4:00 PM. As dusk approaches, the UVI stabilizes at a low 1 from 5:00 PM to 7:00 PM, indicating minimal sun exposure risk. Outdoor enthusiasts should plan activities with peak hours in mind to ensure safety and enjoyment under the sun.
| 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 | 9 | very high | 15 min |
| 12:00 | 9 | 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 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index exhibits noticeable seasonal changes, indicating varying levels of sun exposure risk. January and December are characterized by a low UV Index (2), with safe burn times of 45 minutes. As spring approaches, the index rises to a moderate rating of 3 in February and 5 in March. The transition to summer brings significantly higher UV levels, peaking in July at a critical 10, categorizing it as very high, with a burn time of only 15 minutes. May and June also carry very high values (8 and 9, respectively). August begins a gradual decline, yet still remains at a very high level of 9. The fall months see a reduction to high (September) and moderate (October and November) exposure, with burn times increasing again to 25 and 30 minutes respectively. Visitors and residents should exercise heightened caution from April to August, with protective measures, such as sunscreen and appropriate clothing, being essential during these high-risk months for UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jiaohe | 2 | 3 | 5 | 7 | 8 | 9 | 10 | 9 | 7 | 5 | 3 | 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 |