Last updated: June 2, 2025
Understanding the UV Index in Gouqi, China, is crucial for maintaining skin health and preventing sunburn. With the island's climate classified as Cfa (humid subtropical), residents and visitors alike face varying UV exposure levels throughout the day—especially during peak hours when the UV Index can soar to a striking 12. Awareness of these UV levels is vital not only for protecting against immediate skin damage but also for reducing the long-term risks associated with overexposure to harmful rays. As the sun climbs, knowing when to seek shade or apply sunscreen can make a significant difference in your overall skin health while enjoying the beautiful surroundings of Gouqi.
The UV Index throughout the day offers a vivid glimpse into solar intensity, peaking dramatically as the sun reaches its zenith. Starting at 7:00 AM with a moderate 2, the index climbs steadily, reaching 4 by 8:00 AM. By 9:00 AM, it surges to 7, and from 10:00 AM to 12:00 PM, it hits its maximum, soaring to 12 at noon. As the day progresses, a gradual decline begins, with 11 at 1:00 PM and tapering down to 8 by 2:00 PM. The afternoon sees a gentle decrease, settling at 6 by 3:00 PM, and finally dwindling to a mere 1 by 5:00 PM. The sun's impact fades into the evening, where the UV Index drops to 0 by 7:00 PM, signaling a retreat from the day's solar embrace. This data highlights the importance of sun protection from late morning through early afternoon, when UV levels are at their highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variation, impacting sun exposure risk for residents and visitors. January starts with a moderate Index of 5, leading to a 30-minute burn time, but as we move into February, the Index climbs to 6, categorized as high with a 25-minute burn time. March and April bring very high levels (8 and 10, respectively), drastically reducing burn times to 15 minutes. The peak of UV exposure occurs in the summer months, with May, June, and July maintaining an extreme Index of 11-12, necessitating a cautious 10-minute limit to avoid burns. August sees a slight decline, still within the extreme category, before gradually tapering off in September and October, where the Index returns to very high levels. November allows a brief reprieve with a high Index of 6, while December concludes the year with a moderate Index of 4 and a more manageable 30-minute burn time. Visitors and residents should remain vigilant, particularly during the high-risk months of March through September, taking necessary precautions such as wearing sunscreen and protective clothing to guard against overexposure.
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 |
| Gouqi | 5 | 6 | 8 | 10 | 11 | 12 | 12 | 11 | 10 | 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 |