Last updated: June 2, 2025
In Mudian, China, understanding the UV Index is crucial for ensuring skin health and preventing sunburn. With a Cfa climate that often includes lengthy sunny days, residents and visitors alike should be aware of the varying UV levels throughout the day. For instance, during peak hours, the UV Index can reach as high as 11, indicating extreme risk for harm from unprotected sun exposure. Recognizing these levels not only helps in planning outdoor activities but also fosters better protective measures to safeguard against the long-term effects of UV radiation. Stay informed, stay protected, and enjoy the sunshine safely in Mudian!
The UV Index paints a vivid picture of the sun's intensity throughout the day. Starting with a gentle 2 at 7:00 AM, the index climbs steadily, reaching 3 by 8:00 AM. As the sun rises higher, it peaks at an impressive 11 at noon, signaling a time when sun protection is crucial. The index begins to taper off in the afternoon, with readings of 10 at 1:00 PM and 8 at 2:00 PM, before gradually decreasing to 6 at 3:00 PM. By late afternoon, the UV Index returns to a more moderate 3 at 4:00 PM, and continues to decline, settling at 1 by 6:00 PM. It’s clear that the midday sun demands respect, making awareness of UV levels essential for outdoor safety.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 6 | high | 25 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 exposure significantly fluctuates, peaking during the summer months. From January to February, UV levels are moderate, allowing for 30 minutes of safe sun exposure. However, as we move into March, the UV Index rises to 7, indicating a high exposure risk, with only 25 minutes of burn time. April and May see UV levels shoot to 10 and 9 respectively, classified as very high, where 15 minutes of exposure could lead to sunburn. The risk becomes extreme in June and July, with an UV Index of 11, warranting a mere 10 minutes of sun before burning occurs. By August and September, the UV index remains high at 10 and 9, but burn time slightly increases to 15 minutes. As autumn approaches, UV levels steadily decline: October has a high UV Index of 7 with 25 minutes of burn time, dropping to 5 in November and 3 in December, both categorized as moderate with 30 minutes of safe exposure. Visitors and residents should take precautions during the high-risk months of March to September by wearing sunscreen, protective clothing, and seeking shade, particularly during midday 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 |
| Mudian | 4 | 5 | 7 | 10 | 9 | 11 | 11 | 10 | 9 | 7 | 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 |