Last updated: July 2, 2025
Understanding the UV Index is essential for residents and visitors of Caozhen, China, as it serves as a crucial indicator of ultraviolet radiation levels during the day. With typical UV exposure peaking around midday, awareness of the UV Index can significantly aid in sunburn prevention and promoting long-term skin health. The climate in Caozhen, characterized by warm summers and moderate sunshine, can heighten these risks, particularly when UV levels reach a maximum of 11 in the early afternoon. Staying informed about the UV Index can empower you to protect yourself and enjoy the sun safely!
The UV Index reveals a striking daily rhythm, peaking during the midday hours. Starting at a low of 1 at 07:00, the index gradually climbs, reaching 3 by 08:00. As the sun rises higher, the UV exposure intensifies, surging to 7 by 10:00 and hitting a significant 10 at 12:00. The maximum UV exposure occurs at 13:00, topping out at 11, making it crucial for outdoor activity enthusiasts to take heed and protect their skin. Following this peak, the index begins to decline, easing to 9 at 14:00 and tapering off throughout the late afternoon, ultimately returning to 1 by 19:00. This data underscores the importance of sun safety, especially during those peak hours!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 11 | extreme | 10 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 experience notable seasonal fluctuations, impacting the risk of sun exposure. From January to February, the UV Index is moderate (4-5), allowing for a burn time of 30 minutes without protection. As spring approaches, March sees an increase to a high level (7) with a reduced burn time of 25 minutes. The summer months, particularly June and July, present the highest UV levels, reaching an extreme index of 11 in July, where protective measures are crucial, and burn time is reduced to just 10 minutes. August and September maintain very high indices (9-10), with burn times of 15 minutes. As autumn arrives, the UV levels begin to drop, with November returning to moderate levels (5) and December hitting a low of 3. Given these patterns, it is advisable for visitors and residents to be especially vigilant during the high-risk months of April through September and to utilize sunscreen, protective clothing, andSeek shade whenever possible, particularly during peak sun hours.
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 |
| Caozhen | 4 | 5 | 7 | 8 | 10 | 10 | 11 | 10 | 9 | 8 | 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 |