Last updated: July 2, 2025
Understanding the UV Index in Changchun, China, is crucial for safeguarding your skin against harmful ultraviolet rays. As the UV levels can soar to a peak of 9 during midday hours, staying informed can help prevent sunburn and long-term skin damage. With Changchun's Dwa climate, characterized by distinct seasonal changes, residents may not always expect high UV exposure, especially in the cooler months. However, awareness of daily UV fluctuations is essential for maintaining skin health year-round. Embrace the sun wisely by checking the UV Index before heading outdoors!
As the day unfolds, the UV Index reaches its peak around 11:00 AM and 12:00 PM, soaring to a notable 9—a clear signal for sun protection. The morning starts gently, with values of 3 at 7:00 AM rising steadily to 6 by 9:00 AM. By 10:00 AM, the intensity escalates to 8, urging outdoor enthusiasts to take precautions. The afternoon sees a slight decline, dropping to 5 at 3:00 PM, and further to 3 by 4:00 PM, before settling at a low of 1 after 5:00 PM. Keeping an eye on these fluctuations is crucial for safe sun exposure throughout the day!
| 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 | 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 | 7 | high | 25 min |
| 15:00 | 5 | 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, seasonal changes in UV levels significantly influence sun safety. From January to March, the UV Index remains relatively low to moderate, with burn times ranging from 30 to 45 minutes. However, as we enter April, the UV Index rises to 7, marking the beginning of high-risk months where exposure becomes more dangerous. The peak occurs during May to August, with an alarming UV Index of 9 and very high exposure risk, allowing for burn times as short as 15 minutes. September sees a slight decrease to a UV Index of 7, still indicating a high risk, before settling back into the moderate category from October to December. Visitors and residents are advised to take extra precautions between April and August by wearing sunscreen, protective clothing, and seeking shade, particularly during peak sun hours, to reduce the risk of UV-related health issues.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Changchun | 2 | 3 | 5 | 7 | 8 | 9 | 9 | 9 | 7 | 4 | 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 |