Last updated: May 3, 2025
Understanding the UV Index in Tonghe, China, is crucial for safeguarding your skin health against the sun’s potentially harmful rays. With the region experiencing a Dwb climate, residents and visitors alike must be aware of varying UV levels throughout the day, particularly when they peak between 10:00 AM and 12:00 PM, reaching an index of 8. By keeping track of these levels, you can effectively prevent sunburn and reduce the risk of skin damage, allowing you to enjoy Tonghe’s beautiful outdoor offerings while staying protected.
The UV Index shows a dynamic pattern throughout the day, peaking in the late morning. At 07:00, the index starts at a moderate 3, climbing steadily to 4 by 08:00. As the sun rises higher, it reaches its zenith at 11:00 with an 8, signaling a time for caution and sun protection. After this peak, the index gently declines, hitting 7 at 12:00, then tapering off to 6 by 13:00. By the afternoon, values fall to 5 at 14:00, and continue to drop, hitting 3 at 15:00, and dwindling further to 1 by 17:00. With the sun setting, the UV Index lowers to 0 by 19:00, indicating a safe time as daylight fades. Remember to stay protected during peak hours to enjoy the sunshine safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 3 | 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 demonstrates significant seasonal variation, indicating changing risks for sun exposure. January to February shows lower levels of UV radiation, with an index of 2 and 3, categorized as low to moderate risk, where burn times are relatively long at 45 minutes and 30 minutes, respectively. As spring approaches, March and April experience an upward trend, transitioning to a moderate to high risk (UV Index 5 and 6) and shortening burn times to 30 minutes and 25 minutes. The risk peaks sharply in the summer months of May to July, where the index reaches levels of 8 to 10, categorized as very high, and burn times drop dramatically to just 15 minutes. The risk begins to decline in August and September, with an index of 8 and 6 respectively, but remains significant. The UV Index further decreases in October and settles into lower categories during the winter months (November and December), featuring indices of 2 and 1 and longer burn times of 45 minutes. Residents and visitors should exercise caution and prioritize sunscreen application, protective clothing, and limits on sun exposure during the high-risk months of May through September to ensure health and safety under increased UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tonghe | 2 | 3 | 5 | 6 | 8 | 9 | 10 | 8 | 6 | 4 | 2 | 1 |
| 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 |