Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Gaotai, China, where exposure to harmful ultraviolet rays can significantly impact skin health. With maximum UV levels peaking at 12 around noon, it's essential to be aware of these fluctuating UV readings throughout the day to prevent sunburn and long-term skin damage. Gaotai's Dwb climate typically brings intense sunlight, particularly in the summer months, making awareness of UV risks vital for enjoying outdoor activities safely. By staying informed on the UV Index, you can protect yourself and loved ones, ensuring a safe and enjoyable experience under the sun!
At sunrise, the UV Index begins its steady climb, starting at a safe 1 at 07:00. As the morning progresses, it escalates to 2 by 08:00 and reaches a pleasant 4 by 09:00. However, the real intensity hits between 10:00 and 13:00, with the UV Index peaking at a scorching 12 at 12:00, indicating a high risk of harm from unprotected sun exposure. As the afternoon unfolds, levels gradually descend, hitting 9 at 15:00 before tapering off to 4 by 17:00. By the evening hours, the index returns to a mild 1 by 19:00, reminding us of the importance of sunscreen amidst the sun's powerful midday rays.
| 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 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant fluctuations, reflecting seasonal changes in sun exposure. From January to February, UV levels remain in the moderate range (4-5), with a burn time of 30 minutes. However, as spring approaches, March ushers in higher UV levels that peak in the summer months of May through August at an extreme level of 12, where the burn time dramatically reduces to just 10 minutes. Notably, March, April, May, June, July, and August are characterized as high-risk months due to their very high to extreme UV exposure. As a result, residents and visitors alike are urged to exercise caution during these months by seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize the risk of skin damage. As the year progresses into the fall months, UV levels gradually decrease, returning to moderate levels by November and December.
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 |
| Gaotai | 4 | 5 | 8 | 10 | 12 | 12 | 12 | 12 | 10 | 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 |