Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Nanya, China, where the subtropical climate brings significant sun exposure throughout the year. By keeping an eye on UV levels, you can effectively prevent sunburn and protect your skin health, especially during the peak hours when levels can soar to 12 around noon. With average UV readings fluctuating from a mild 1 at dawn to a dangerous 11 midday, awareness is essential to mitigate the risks associated with prolonged sun exposure. Stay informed to enjoy the beautiful Nanya sun while safeguarding your well-being!
The UV Index throughout the day showcases a striking pattern, peaking at an impressive 12 by 1 PM. Beginning with a gentle start of 1 at 7 AM, the index steadily climbs, hitting 10 by 11 AM and reaching its zenith at 12 during the warmest hour. As the afternoon progresses, a decline occurs, with the index tapering off to 8 at 3 PM, and gradually dropping to 1 by 6 PM. This indicates that the highest UV exposure is between 11 AM and 1 PM, urging outdoor enthusiasts to take precautions during these hours.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 11 | 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 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, the UV Index experiences significant fluctuations, indicating varying levels of sun exposure risk. From January to February, the UV Index rises from 5 (moderate) to 6 (high), suggesting a gradual increase in sun exposure risk. The high-risk months peak between March and September, where the UV Index escalates to a maximum of 12 (extreme) in June and July. The burn time decreases significantly during these months, with only 10 minutes of unprotected sun exposure recommended. As we transition into October and November, the UV Index starts to drop, offering more moderate conditions, but remains vigilant at 6 (high) in November. For visitors and residents, it is crucial to take extra precautions during the high-risk months by applying sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours to minimize UV damage.
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 |
Nanya | 5 | 6 | 8 | 10 | 11 | 12 | 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 |