Last updated: August 1, 2025
In Junzhuang, China, being aware of the UV Index is crucial for ensuring your skin health and preventing painful sunburns. Understanding UV levels can help you take the necessary precautions, especially during peak hours when UV radiation reaches its maximum—with readings soaring up to 10 between noon and 1 PM. Given Junzhuang's Dwa climate, characterized by distinct seasons, the risk of overexposure to UV rays can be significant, particularly in summer when outdoor activities are prevalent. Stay informed about the UV Index to protect yourself from harmful radiation and enjoy the sunshine safely!
As the day unfolds, the UV Index rises steadily, peaking at a remarkable 10 between noon and 1 PM, signaling the most intense sun exposure. Early risers at 7 AM will experience a minimal index of 1, making it a safe time for outdoor activities. However, as the clock ticks to 9 AM, the index climbs to 5, indicating a growing need for sun protection. By 11 AM, it escalates to a striking 9, urging everyone to seek shade or wear sunscreen if they venture outside. The afternoon sees a gradual drop, with levels falling to 4 by 4 PM, and the sun's strength continues to wane, reaching 1 by 7 PM. Overall, plan your outdoor activities around the sun's peak to ensure safety while enjoying the sunny day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 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 |
Throughout the year, the UV Index undergoes significant changes, indicating varying levels of sun exposure risk. January and December show a low UV Index of 2, with an extended burn time of 45 minutes. However, as we transition into February, the index rises to 4, marking the start of moderate exposure. The risk peaks from March to September, especially in the summer months of June and July, where the UV Index reaches 10—the highest category—with only a 15-minute burn time. These months—particularly from April to August—are categorized as very high risk, making them critical periods for protective measures. As the seasons change into October and November, the UV Index declines again to moderate levels. Visitors and residents are advised to take proactive measures during high-risk months, including using sunscreen, wearing protective clothing, and seeking shade, especially between noon and 4 PM when the sun's rays are strongest.
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 |
| Junzhuang | 2 | 4 | 6 | 9 | 9 | 9 | 10 | 9 | 8 | 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 |