UV Index in Yanwu, China

Last updated: August 1, 2025

In Yanwu, China, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps you take preventative measures against sunburn and long-term skin damage, especially in a region with a Dwb climate that often experiences high sun exposure. With peak UV Index levels reaching up to 13 during midday, it's essential for residents and visitors alike to be aware of the risks and take appropriate precautions–such as wearing sunscreen and protective clothing–to enjoy the sunny days safely.

Hourly UV Index in Yanwu

The UV Index today presents a dramatic shift as the sun climbs higher in the sky. Starting at a mild 1 at 7:00 AM, the intensity rises steadily, reaching 2 by 8:00 AM. A notable leap occurs at 9:00 AM where it hits 4, signaling a more intense sun. The peak arrives at 1:00 PM with a blistering 13, urging sun safety precautions. As the day progresses, the index begins to ease: 11 at 2:00 PM, dropping to 9 by 3:00 PM. By 6:00 PM, the UV Index reduces to 2, and finally settles back to 1 around 7:00 PM. Stay vigilant during the midday hours; your skin will thank you!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
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	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Yanwu

The UV Index experiences significant seasonal variation, peaking during the summer months. January and February have moderate UV levels (Index 4-5), allowing for 30 minutes of safe sun exposure. However, starting in March, the risk increases with a high UV Index of 7 and a reduced burn time of 25 minutes. As we transition into April and May, the risk escalates dramatically, reaching very high levels of 10-12, requiring protective measures with only 10-15 minutes of safe exposure. The extreme conditions continue through July and August, where the UV Index peaks at 13, emphasizing the importance of sun safety. In September and October, the UV Index remains very high, while November and December offer more moderate exposure levels again at 5 and 3 respectively. For visitors and residents, it’s critical to stay informed about UV changes, particularly between March and October, to ensure sun safety by wearing sunscreen, protective clothing, and avoiding peak sun hours.

Monthly Maximum UV Index for Yanwu, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Yanwu. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Yanwu, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Yanwu UV Index with Other China Cities

The table above highlights how UV exposure in Yanwu compares to other major locations across China. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Yanwu's solar exposure compared to other cities in China. Generated using Copernicus Atmosphere Monitoring Service information.
	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
Yanwu	4	5	7	10	12	12	13	11	10	8	5	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