Last updated: July 2, 2025
In Dahuaishu, China, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding the varying levels of UV radiation throughout the day helps residents and visitors alike to take necessary precautions. With a BSk climate, Dahuaishu experiences significant UV exposure, particularly between 10:00 AM and 3:00 PM, when the index peaks at an intense 11. Being informed about these risks enables better protection, ensuring you can enjoy the sunny climate while safeguarding your skin from harmful effects.
The UV Index throughout the day presents a dynamic profile, peaking at 11 between 12:00 PM and 1:00 PM, indicating a high risk of harm from unprotected sun exposure. Morning hours start off mild, with values of 1 at 7:00 AM, gradually climbing to 5 by 9:00 AM. As the sun rises higher, the index hits 10 at 11:00 AM, before maxing out at 11. The afternoon sees a slight decline, dipping to 9 at 2:00 PM and continuing to fall, settling at 3 by 5:00 PM. As the day winds down, UV levels drop, returning to 1 by 6:00 PM, reminding us to seek shade and stay protected during those peak midday 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 | 10 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variations, peaking during the summer months. From January to February, the UV Index remains moderate at levels 3 and 5 respectively, allowing for a burn time of up to 30 minutes. However, from March onward, the risk escalates, reaching high values in March (7) and April (8), with reduced burn times of 25 and 15 minutes respectively. The months of May through July pose the highest risk, with an extreme UV Index of 11, necessitating vigilance and limiting sun exposure to just 10 minutes for fair-skinned individuals. August to October sees a slight decrease in risk, though the UV Index remains very high to high, particularly in August (10) and September (8). Visitors and residents should prioritize sun protection strategies, especially from April to July, by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours to reduce the risk of sunburn and long-term skin damage.
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 |
| Dahuaishu | 3 | 5 | 7 | 8 | 10 | 11 | 11 | 10 | 8 | 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 |