Last updated: June 2, 2025
Understanding the UV Index is essential for residents of Barun, China, where the unique climate of the ET zone brings specific challenges regarding sun exposure. Being aware of UV levels can play a critical role in preventing sunburn and maintaining overall skin health. With peak UV values reaching up to 15 around midday, it's crucial to monitor these fluctuations to safeguard against potential skin damage. As you navigate a typical day in Barun, recognizing the risks associated with the sun’s intensity during the late morning and early afternoon can help you enjoy the beautiful days while keeping your skin protected.
As the day unfolds, the UV Index rises dramatically, reaching its maximum at 15 between 1 PM and 2 PM, signaling a peak of solar intensity. Early morning starts off gently, with a UV Index of only 1 at 7 AM, gradually climbing to 2 by 8 AM. A notable jump occurs by 10 AM, where it hits 7, and quickly escalates to a robust 10 by 11 AM. The zenith of the day comes at 12 PM, peaking at 13, before maintaining a fierce 15 for two hours. As the sun begins its descent, the intensity dips to 9 at 4 PM and continues to fall through the evening, arriving back to a mild 1 by 7 PM. To enjoy the sun safely, it's crucial to take precautions during those peak hours!
| 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 | 15 | extreme | 10 min |
| 15:00 | 13 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV levels exhibit significant seasonal changes, peaking in the late spring and summer months. January and December have a moderate UV Index of 4, suggesting a burn time of 30 minutes. As we move into February, the UV Index increases to 6, marking a high exposure level with a burn time of 25 minutes. The spring months, especially March and April, see a dramatic rise to very high (10) and extreme (11) categories, with burn times shrinking to just 15 and 10 minutes respectively. The summer months from May through August maintain an extreme UV Index of 15, where a mere 10 minutes of unprotected sun exposure can lead to burns. September indicates a slight drop to a UV Index of 12, still rated as extreme, before declining into October and November with very high (9) and high (6) readings, extending burn times again to 15 and 25 minutes respectively. **Residents and visitors should remain vigilant during the high-risk months of March through September, ensuring they use adequate sun protection like sunscreen, hats, and sunglasses to mitigate the effects of high UV radiation.
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 |
| Barun | 4 | 6 | 10 | 11 | 15 | 15 | 14 | 13 | 12 | 9 | 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 |