UV Index in Dainan, China

Last updated: July 2, 2025

In Dainan, China, understanding the UV Index is crucial for safeguarding skin health and preventing sunburn. With UV levels peaking between 11 AM and 1 PM, when they can reach as high as 11, residents and visitors alike must remain vigilant to protect themselves against harmful rays. Dainan’s Cfa climate brings warm, humid summers that heighten UV exposure risks, making it essential to be aware of daily UV levels. By staying informed, you can enjoy the sun safely while minimizing long-term skin damage.

Hourly UV Index in Dainan

The UV Index throughout the day showcases a clear rise and fall in sunlight intensity. Starting at a mild 2 at 07:00, the index gains momentum as the sun climbs higher, peaking at an intense 11 by 11:00 and staying strong till 12:00. From there, it gracefully tapers off, descending to 8 at 14:00, and dropping steadily to a gentle 1 by 18:00. Finally, as evening sets in, the UV Index plummets to 0 by 19:00. It's a vivid reminder to stay protected during those peak hours when the sun is at its strongest!

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	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 min
15:00	6	high	25 min
16:00	3	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 Dainan

Throughout the year, the UV Index shows significant seasonal changes, with the highest levels occurring during the summer months. From July to August, the UV Index reaches an extreme level of 11, resulting in a burn time of just 10 minutes. March through September also sees very high to extreme UV levels, with April and May maintaining a very high index of 10, necessitating caution for outdoor activities. Conversely, the months of January and December have the lowest UV levels, categorized as moderate, with a burn time of 30 minutes. For visitors and residents, it's crucial to practice sun safety during high-risk months (March to September) by wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure during peak hours.

Monthly Maximum UV Index for Dainan, China

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

The table above highlights how UV exposure in Dainan 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.

Dainan'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
Dainan	4	6	8	10	10	10	11	11	10	7	5	4
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