Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Hou'an, China, where sunny days are frequent and UV exposure can be high. Knowing the UV levels helps in preventing sunburn and safeguarding skin health, ensuring you enjoy the outdoors without consequence. With a temperate climate classified as Cfa, Hou'an experiences significant UV exposure, particularly between 10 AM and 2 PM, when the UV Index peaks at an alarming 11. Stay informed and protect yourself by checking the daily UV Index to make the most of your time under the sun!
Today’s UV Index chart reveals a dynamic shift in sun exposure, peaking at 11 between noon and 1 PM. Early risers will notice a gentle start, with values of 2 at 7 AM, gradually rising to 4 by 8 AM. The sun truly shows its strength as the day unfolds, hitting 9 at 10 AM and climbing to its maximum of 10 at 11 AM, before reaching its zenith at 12 PM. After this peak, the intensity begins to wane, dropping to 8 at 2 PM and tapering off to 3 by 4 PM. As daylight diminishes, values plummet to 1 by 5 PM, lingering at the same level until disappearing completely at 7 PM. It’s essential to consider sun safety during those peak hours to enjoy the beautiful day while staying protected!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | 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 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index demonstrates significant seasonal variation, peaking during the summer months. From January to February, the UV levels are high (index 6-7) with a burn time of 25 minutes. As spring approaches, the index rises sharply, reaching 9 in March and hitting a maximum of 12 in June and July, categorized as extreme, where the burn time decreases to just 10 minutes. Visitors and residents should be particularly cautious during the months of May through August, when the risk is highest; wearing protective clothing and applying sunscreen regularly is essential. As autumn arrives, the index starts to decrease, with a very high rating of 10 in September and lowering further to 6 by November. December offers slightly less UV exposure with a moderate index of 5 and a burn time of 30 minutes. Overall, vigilance is crucial during high-risk months, especially when outdoor activities are planned.
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 |
| Hou'an | 6 | 7 | 9 | 10 | 11 | 12 | 12 | 11 | 10 | 8 | 6 | 5 |
| 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 |