Last updated: June 2, 2025
In Botou, China, staying informed about the UV Index is crucial for safeguarding your skin against harmful ultraviolet rays. With maximum UV levels peaking at 9 during midday, understanding these readings is key to preventing sunburn and promoting long-term skin health. This city, characterized by its Cwa climate, experiences significant UV exposure, especially during the warmer months. By being aware of the daily UV index, residents and visitors can take the necessary precautions to enjoy the sun safely while minimizing the risk of skin damage.
At dawn, the UV Index starts at a mild 2 at 07:00, gradually rising to a moderate 3 by 08:00. As the morning progresses, the intensity increases; by 09:00, it reaches 5, and peaks at a robust 9 from 11:00 to 13:00—making this the most critical time for sun exposure. Subsequently, the index begins to decline, dropping to 7 at 14:00 and tapering off to 5 by 15:00. As the afternoon transitions into evening, the UV Index steadily decreases to 3 at 16:00 and settles back to 2 by 17:00, eventually winding down to a low 1 by 18:00 and 19:00. This data serves as a reminder to stay sun-safe during the peak hours!
| 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 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | 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 Index levels exhibit notable seasonal changes that warrant attention for both visitors and residents. January and December see low UV levels (Index 2), with safe exposure times of 45 minutes. As we transition into February (Index 4) and November (Index 4), the risk increases to moderate, with burn times decreasing to 30 minutes. The late spring and summer months from March to July present the highest UV exposure risks, peaking at an extreme UV Index of 11 in July, where just 10 minutes of sun can cause burns. The months of April, May, and June result in very high levels (Indexes 8-9), with burn times dropping to just 15 minutes. Visitors and residents should take precautions, especially from April to August, by wearing sunscreen, protective clothing, and seeking shade during peak hours to mitigate health risks associated with heightened UV exposure. In contrast, September and October still pose significant risks (Indexes 6-8), reminding everyone to stay cautious as summer wanes.
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 |
| Botou | 2 | 4 | 6 | 8 | 9 | 9 | 11 | 9 | 8 | 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 |