Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Hongshan, China, especially given the area's climate, characterized by distinct seasons with significant sun exposure. Monitoring UV levels helps prevent sunburn and protects skin health, making it essential for outdoor activities. As Hongshan experiences high UV Index values—peaking at 9 around midday—awareness of these levels can guide you in taking necessary precautions. By staying informed, you can enjoy the beautiful surroundings while safeguarding your skin from harmful UV radiation.
As the day unfolds, the UV Index starts at a moderate level of 3 at 7:00 AM, gradually climbing to a peak of 9 between 11:00 AM and 12:00 PM. This midday intensity serves as a reminder for sun safety, urging individuals to don sunscreen and protective clothing. As the afternoon progresses, the index begins to decline, dropping to 6 at 2:00 PM and further down to 4 by 3:00 PM. By the late afternoon and evening, UV exposure wanes significantly, reaching 1 by 5:00 PM and staying low through the night. Whether you're planning outdoor activities or just soaking up the sun, this UV forecast highlights the importance of being mindful of sun safety during the peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 3 | moderate | 30 min |
| 08:00 | 5 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index reflects significant seasonal changes that impact sun exposure and potential skin damage. The high-risk months are from April to August, where the UV Index peaks at 9 in July, indicating very high exposure risk with a burn time as low as 15 minutes. Visitors and residents are advised to take extra precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours. Meanwhile, the winter months of January and February see a drop in UV levels to 2 and 3, classified as low to moderate, allowing for more lenient sun exposure while still taking care to protect skin. As the UV Index generally decreases towards the end of the year, exposure caution can be relaxed, particularly in November and December when burn times extend back to 45 minutes.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hongshan | 2 | 3 | 5 | 6 | 7 | 8 | 9 | 8 | 6 | 4 | 2 | 1 |
| 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 |