Last updated: June 2, 2025
Understanding the UV Index in Guhan, China is crucial for protecting yourself against harmful ultraviolet radiation. With the potential for high UV levels throughout the day, being aware of these indexes helps prevent sunburn and promotes skin health. Guhan's Dwb climate, characterized by distinct seasonal changes, often sees significant UV exposure risks, especially during peak hours when UV levels can soar to 11 around noon. By tracking the UV Index, residents and visitors alike can take proactive measures to enjoy the sun safely and maintain their wellbeing.
As the day unfolds, the UV Index transitions from a gentle 1 at 07:00 to a peak of 11 at noon, making it crucial for sun safety. The intensity is palpable as 10 at 11:00 gives way to a swift decline, dropping to 9 by 14:00. By the late afternoon, the sun's reach retracts to 4 at 16:00, eventually waning to 1 by 19:00. This dynamic progression urges outdoor enthusiasts to take precautions during the peak hours, especially between 10:00 and 13:00, when the index poses a strong risk for unprotected skin. Stay safe in the sun!
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 | 10 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 9 | very high | 15 min |
15:00 | 7 | high | 25 min |
16:00 | 4 | moderate | 30 min |
17:00 | 2 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV levels show significant seasonal fluctuations, with March to September marking the high-risk months for UV exposure. During this period, the UV Index peaks, reaching an extreme level of 11 in both June and July, where protective measures are crucial and the burn time is as little as 10 minutes. Visitors and residents should be particularly vigilant from April through September, where even moderate to very high indices necessitate sun protection strategies. It's advisable to use sunscreen, wear protective clothing, and seek shade during peak hours, especially when the UV Index reaches 8 and above. In contrast, the winter months (January, February, November, and December) present a lower risk, with moderate UV Index levels, allowing for more leisurely outdoor activities without the need for extensive sun protection.
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 |
Guhan | 3 | 5 | 7 | 8 | 10 | 11 | 11 | 10 | 9 | 7 | 4 | 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 |