Last updated: July 2, 2025
Understanding the UV Index in Dali, China, is crucial for safeguarding your skin and overall health amidst the region's unique climate. With its Cwb climate—characterized by mild summers and cool winters—Dali presents varying UV exposure risks that can escalate quickly, especially during the midday hours. The UV Index can hit a peak of 15 around noon, highlighting the importance of awareness to prevent sunburn and long-term skin damage. By keeping an eye on UV levels, residents and visitors alike can enjoy the beauty of Dali while taking necessary precautions against harmful ultraviolet radiation.
The UV Index for the day reveals an intriguing pattern as the sun ascends in the sky. Starting from a low of 1 at 7:00 AM, it gradually climbs to a moderate 3 by 9:00 AM. As the clock ticks closer to noon, the index skyrockets, reaching a peak of 15 around 1:00 PM and 2:00 PM, where sun protection is crucial. By 3:00 PM, it drops to 12, followed by a steady decline to 5 at 5:00 PM, and finally tapering off to 1 by 7:00 PM. This day serves as a reminder to stay vigilant about sun safety, particularly during the peak hours when the UV exposure is at its highest!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 3 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 11 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 15 | extreme | 10 min |
14:00 | 15 | extreme | 10 min |
15:00 | 12 | extreme | 10 min |
16:00 | 9 | very high | 15 min |
17:00 | 5 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal fluctuations, indicating that the risk of harmful UV exposure increases markedly from late winter through summer. January and February remain very high at a UV Index of 8 and 9, with a burn time of 15 minutes. However, from March to October, the UV Index reaches extreme levels, peaking at 15 in May and July. During this period, the burn time dramatically decreases to just 10 minutes. The high-risk months are the late spring and summer, specifically from March through September. As a result, both visitors and residents are strongly advised to take precautionary measures during these months, including wearing sunscreen, protective clothing, and seeking shade during peak sun hours. In November, the UV Index drops to 9 again, signaling a return to very high risk, while December sees a further decline to a high level of 7 with a burn time of 25 minutes.
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 |
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 |
Dali | 8 | 9 | 12 | 13 | 15 | 14 | 15 | 14 | 14 | 12 | 9 | 7 |