UV Index in Chimen, China

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents of Chimen, China, where the sun’s rays can pose significant risks to skin health and overall well-being. With peak UV levels soaring to 13 during midday hours, awareness of these levels can help prevent painful sunburns and long-term skin damage. Chimen experiences a Cfa climate, characterized by hot summers, which elevates the risk of high UV exposure, especially between 10 AM and 2 PM. By monitoring the UV Index, locals can make informed decisions about sun protection and enjoy the beautiful outdoors safely.

Hourly UV Index in Chimen

The UV Index throughout the day reflects a dynamic shift in sun intensity, urging caution to those planning outdoor activities. Starting at a modest 2 by 07:00, the index surges as the sun climbs higher, reaching a peak of 13 at 12:00, marking the most critical hours for sun exposure. The intensity then begins to wane, dropping to 10 by 14:00 and further decreasing to a cooler 4 by the late afternoon. As the day winds down, the UV Index descends to 2 by 17:00, 1 at 18:00, and finally hits 0 by 19:00, signaling a safe retreat from the sun's rays. It's a clear reminder to prioritize sun safety during peak hours!

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	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Chimen

Throughout the year, the UV Index exhibits significant seasonal changes, indicating varying levels of sun exposure risk. January and December start with a high UV Index of 6, allowing for a burn time of 25 minutes. As the year progresses, the risk intensifies, peaking in May, June, July, and August with an extreme UV Index of 13, where the burn time drops to just 10 minutes. The high-risk months for UV exposure are clearly February through September, especially in the late spring and summer when protection is crucial. Visitors and residents should take precautionary measures during these months, such as seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly to minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Chimen, China

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Chimen. 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 Chimen, 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 Chimen UV Index with Other China Cities

The table above highlights how UV exposure in Chimen 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.

Chimen'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
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
Chimen	6	9	11	11	13	13	13	13	11	9	8	6
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