Last updated: June 2, 2025
In Tongchuan, China, being informed about the UV Index is crucial for safeguarding your skin and overall health. Understanding daily UV levels is vital for preventing sunburn and long-term skin damage, especially during the peak radiation hours. With a Dwb climate, Tongchuan experiences significant UV exposure, particularly between 10 AM and 2 PM, when the index can soar to 12—indicating very high risk for harm from unprotected sun exposure. Stay vigilant and take proactive steps to protect yourself and your loved ones from the sun's harmful rays!
The UV Index for the day showcases a lively sun that reaches its peak intensity around noon, with a soaring score of 12. From 07:00, when the index starts at a mild 1, it steadily rises, crossing the 5 mark by 09:00 and hitting a robust 10 by 11:00. As the sun reaches its zenith, it maintains an exceptional 12 from 12:00 to 13:00, indicating a high risk of harm from unprotected sun exposure. Gradually, the index begins to decline, dropping to 9 at 15:00 and further to 3 by 17:00. As evening approaches, the index gently tapers off to 1 by 19:00, signaling a return to safer sun exposure levels. A day to enjoy the sun, but with caution during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 9 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 3 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV radiation levels fluctuate significantly, with high-risk months occurring from March to September. The UV Index reaches its peak during May and June, with an extreme rating of 11-12, indicating a very short burn time of just 10 minutes. As the season progresses, April’s UV Index rises to 10 (very high), while March starts at 7 (high), urging residents and visitors to be particularly cautious. In contrast, the fall and winter months, particularly from November to February, feature lower UV levels ranging from 3 to 5 (moderate), allowing for longer safe exposure times of 30 minutes. To protect against skin damage, it's advisable for everyone to monitor the daily UV Index, seek shade during peak hours, wear protective clothing, and apply sunscreen with appropriate SPF, especially during the high-risk months.
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 |
Tongchuan | 4 | 5 | 7 | 10 | 11 | 12 | 12 | 11 | 9 | 7 | 4 | 3 |
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 |