UV Index in Chumen, China

Last updated: July 2, 2025

In Chumen, China, being aware of the UV Index is crucial for protecting your skin and preventing sunburn. With a humid subtropical climate, residents and visitors often experience high levels of UV exposure, especially during the peak hours around noon when the index can soar to a blistering 12. Understanding these UV levels is vital for maintaining long-term skin health, as prolonged exposure can lead to severe damage. By staying informed about the UV Index in Chumen, you can take proactive measures to enjoy the sun safely and protect your skin from potential harm.

Hourly UV Index in Chumen

The UV Index exhibits a notable climb as the sun rises, peaking during the late morning hours. Starting from a mild 2 at 7:00 AM, it quickly rises to a moderate 4 by 8:00 AM. The real intensity hits at 10:00 AM, soaring to 9, before reaching a striking maximum of 12 by 11:00 AM and maintaining that level until 12:00 PM. As the afternoon progresses, there's a gradual decline, with values dropping to 9 at 2:00 PM and easing further to 6 by 3:00 PM. The sun loses its potency late in the day, with the UV Index falling to 3 by 4:00 PM, and ultimately tapering off to 0 by 7:00 PM. It's a reminder to embrace sun safety during those 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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Chumen

Throughout the year, the UV Index exhibits significant seasonal variations, peaking from April to August. During these months, the UV Index reaches extreme levels, particularly in July and August with a peak UV Index of 13, where the recommended burn time is reduced to just 10 minutes. The summer months of May through September are considered high-risk, necessitating vigilant sun protection measures. In contrast, from October to December, the UV Index decreases, offering safer exposure levels, though caution is still advised in November and December with indices of 7 and 5, respectively. Residents and visitors should pick the right times for outdoor activities, particularly avoiding peak sun hours and utilizing sunscreen, protective clothing, and seeking shade during high-risk months for optimal skin safety.

Monthly Maximum UV Index for Chumen, China

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

The table above highlights how UV exposure in Chumen 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.

Chumen'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
Chumen	6	8	10	11	12	12	12	13	11	8	7	5
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