Last updated: June 2, 2025
In Jiuhe, China, understanding the UV Index is crucial for protecting your skin from harmful ultraviolet rays. With its Cwb climate, residents and visitors alike experience significant UV exposure, especially during the peak hours of 10 AM to 2 PM, when UV levels can soar to a staggering 15. Awareness of the UV Index not only aids in sunburn prevention but also promotes better skin health, ensuring that outdoor activities remain enjoyable. Equip yourself with this knowledge to safeguard your skin and make informed decisions about sun protection throughout the day.
As the sun rises, the UV Index gradually climbs, starting from a gentle 1 at 7:00 AM. By 9:00 AM, it has already reached a moderate 4, but the real intensity kicks in around 10:00 AM, peaking at an impressive 13 by noon. 1:00 PM marks the highlight of the day, where the UV Index soars to a staggering 15 before beginning its decline. The afternoon sees a slight drop, settling at 12 by 3:00 PM, and further decreasing as the sun starts to set. By 6:00 PM, the UV Index drops back to 2, returning to more manageable levels by evening, finally reaching 1 at 7:00 PM. Be sure to protect your skin during the peak hours, especially from 11:00 AM to 1:00 PM, when the UV radiation is at its highest!
| 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 | 13 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 14 | 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 experiences significant fluctuations throughout the year, peaking during the summer months. From January to April, the UV Index begins at a very high level (8-9) but escalates to extreme levels, reaching 15 or higher from May through July. Notably, July sees the highest index at 16, indicating a high-risk month for sun exposure. As summer transitions into fall, the UV Index gradually decreases, yet remains at an extreme level until October. November drops back to very high (9), and December sees a further reduction to high (7). Given these patterns, both visitors and residents are advised to take necessary precautions, especially during the extreme UV months of March through October. It is crucial to limit sun exposure to under 15 minutes during peak hours, apply sunscreen regularly, and wear protective clothing to safeguard against potential 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 |
| 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 |
| Jiuhe | 8 | 9 | 12 | 14 | 15 | 15 | 16 | 15 | 14 | 12 | 9 | 7 |