Last updated: July 2, 2025
In Guankou, China, being aware of the UV Index is crucial for protecting skin health and preventing sunburn. Understanding the daily UV levels, which can soar to a maximum of 12 during midday hours, empowers residents and visitors to take proactive measures against harmful sun exposure. Given Guankou's Cfa climate, characterized by warm summers and ample sunshine, the risk of UV damage is significant, making it essential to stay informed. Whether you’re heading out for a stroll or enjoying outdoor activities, keeping an eye on the UV Index can help you make safer choices and protect your skin from long-term harm.
The UV Index today showcases a dynamic pattern, starting off gently with a maximum of 1 at 7:00 AM. As the day progresses, the intensity rises, peaking at an impressive 12 between 12:00 PM and 1:00 PM—the moment when sun safety becomes paramount. Just before noon, the index hits 11, inviting sun-seekers to enjoy the warmth but reminding them to stay protected. After its zenith, the index gradually declines, dropping to 10 at 2:00 PM, and continues to decrease throughout the afternoon and evening, falling to 1 by 7:00 PM. This daily UV cycle highlights the importance of being mindful around midday when UV exposure is at its highest. Remember to apply sunscreen and wear protective gear during those peak hours!
| 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 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences a significant rise throughout the year, peaking during the summer months of June through August, when it reaches an extreme category with values of 11 to 12 and a quick burn time of just 10 minutes. Specifically, the high-risk months for UV exposure include March through September, where the UV Index frequently indicates very high to extreme levels, necessitating caution for both residents and visitors. It’s crucial to protect your skin during these months by wearing protective clothing, using sunscreen with a high SPF, and limiting sun exposure, especially between 10 AM and 4 PM when UV radiation is at its strongest. As the fall and winter months approach, the UV Index gradually decreases, with December presenting the lowest reading of 5, categorized as moderate, but vigilance remains important year-round.
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 |
| 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 |
| Guankou | 6 | 7 | 9 | 10 | 11 | 11 | 12 | 12 | 10 | 9 | 7 | 5 |
| 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 |