Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Gucheng, China, where sunny days are frequent, especially in its semi-arid BSk climate. With peak UV levels reaching as high as 11 during midday hours, being aware of UV intensity can significantly impact sunburn prevention and long-term skin health. As you enjoy the vibrant outdoor lifestyle that Gucheng offers, knowing when to seek shade or apply sunscreen can help protect your skin from harmful UV radiation. Stay informed and enjoy the sun safely!
As the day unfolds, the UV Index rises steadily, peaking at 11 from 12:00 PM to 1:00 PM, marking the sun's most intense rays. Beginning with a mild index of 1 at 7:00 AM, it escalates to 2 by 8:00 AM and climbs to 5 by 9:00 AM. The excitement continues at 10:00 AM with a reading of 7, hitting 10 at 11:00 AM—a warning for outdoor lovers to seek shade and protect their skin. The afternoon sees a slight dip with readings of 9 at 2:00 PM, and it gradually descends to 3 by 5:00 PM before returning to a safe 1 in the evening. Be mindful as you plan your outdoor activities; peak UV exposure can be fierce, so take precautions when the sun is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index fluctuates, indicating varying levels of solar radiation exposure. From January to March, UV levels gradually rise from moderate (4) to high (7), with burn times decreasing from 30 minutes to 25 minutes. The high-risk months commence in April, reaching a peak UV Index of 11 in June and July, categorized as extreme with a critical burn time of just 10 minutes. Following this peak, August sees a slight drop to a very high (10) index, while September and October remain relatively high but more manageable, with indices of 9 and 7 respectively. As the year winds down, the index further declines to moderate levels (5) in November and 3 in December. Visitors and residents are advised to be particularly cautious during April through September; during these months, protective measures such as sunscreen, hats, and sunglasses are essential to avoid harmful effects from high UV exposure.
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 |
| Gucheng | 4 | 5 | 7 | 8 | 10 | 11 | 11 | 10 | 9 | 7 | 5 | 3 |
| 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 |