Last updated: May 3, 2025
In Kertai, China, being aware of the UV Index is crucial for safeguarding your skin against harmful UV radiation. Understanding UV levels not only helps in preventing sunburn but also plays a vital role in maintaining long-term skin health. With Kertai's Dwa climate characterized by distinct seasonal variations, residents and visitors need to be particularly mindful of peak UV exposure during midday hours when the index can soar to 7. By keeping tabs on the UV Index, you can enjoy the sun responsibly while minimizing the risk of skin damage.
The UV Index reveals a dynamic daylight journey that peaks in intensity around 11:00 and 12:00 with a maximum value of 7, indicating a need for sun protection during these hours. As the day progresses, the UV intensity rises sharply from 2 at 07:00 to 6 by 10:00, showcasing the growing strength of the sun. After reaching its zenith, the index begins a gentle decline, dropping to 4 by 15:00 and settling to a more manageable 1 by 17:00, suggesting that later hours are safer for outdoor activities. This data underscores the importance of being vigilant under the sun during midday, while also offering a reprieve in the afternoon and evening.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 5 | moderate | 30 min |
10:00 | 6 | high | 25 min |
11:00 | 7 | high | 25 min |
12:00 | 7 | high | 25 min |
13:00 | 6 | high | 25 min |
14:00 | 5 | moderate | 30 min |
15:00 | 4 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
The UV Index exhibits considerable seasonal variation, with the highest readings occurring during the summer months of June, July, and August, where the index reaches 8, categorized as very high and resulting in a burn time of just 15 minutes. The spring months, notably April and May, also show elevated values at 6 and 7 respectively, indicating high exposure risk. Conversely, the winter months (January, February, and November to December) experience significantly lower UV levels, ranging from 1 to 3, suggesting minimal risk. Visitors and residents are advised to remain vigilant during the peak summer months and during spring, ensuring proper sun protection measures such as sunscreen, hats, and protective clothing. In contrast, the low UV months offer a more relaxed approach to sun safety.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Kertai | 2 | 3 | 4 | 6 | 7 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
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 |
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 |