Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Xiaotian, China, where the climate often brings intense sunshine and elevated UV exposure. Being aware of daily UV levels is essential for protecting against sunburn and maintaining skin health, especially during the peak hours of sunlight when UV radiation can reach dangerously high levels. With maximum readings soaring to a blistering 13 around noon, it's vital for locals and visitors alike to stay informed on UV risks throughout the day. By tracking these indices, you can enjoy the vibrant outdoor life of Xiaotian while safeguarding your skin against the harmful effects of UV radiation.
The UV Index throughout the day demonstrates a dramatic rise and fall, peaking at 13 around 12:00 PM. Starting from a modest 1 at 07:00 AM, it steadily climbs to a notable 11 by 11:00 AM. The intensity continues to surge, reaching its zenith at 12:00 PM before gradually tapering off. At 1:00 PM, it slightly declines to 12 and then decreases to 11 by 2:00 PM. The waning sunlight brings the UV Index down to 8 at 3:00 PM, and it continues its descent, falling to 2 by 5:00 PM and settling back to a safe 1 by 7:00 PM. This data highlights the importance of sun protection during the midday hours when UV exposure peaks, reminding us to stay safe while enjoying the outdoors.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, seasonal changes in UV Index highlight significant fluctuations in sun exposure risk. High-risk months are predominantly from April to August, where the UV Index peaks at 12-13, categorized as extreme and resulting in a very short burn time of just 10 minutes. Even early in the year, February through March presents very high exposure levels, with burn times as low as 15 minutes. Visitors and residents are advised to take necessary precautions during these critical months, such as wearing sunscreen with a high SPF, donning protective clothing, and seeking shade during peak sun hours to minimize skin damage and lower the risk of heat-related issues. It's essential to remain vigilant throughout the year, especially during the highest UV readings of summer.
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 |
| Xiaotian | 6 | 8 | 10 | 11 | 12 | 12 | 13 | 13 | 10 | 9 | 8 | 6 |
| 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 |