UV Index in Nanhai, China

Last updated: August 1, 2025

Understanding the UV Index in Nanhai, China is crucial for protecting your skin and overall health. With UV levels soaring as high as 13 around midday, awareness of these measurements can help prevent painful sunburns and long-term skin damage. The humid subtropical climate of Nanhai means that even during moderate temperatures, UV exposure can be deceptively high. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while taking the necessary precautions to safeguard your skin against harmful rays.

Hourly UV Index in Nanhai

As the sun rose, the UV Index began its climb, starting at a modest 2 at 07:00. By 08:00, it reached 4, signaling an emerging intensity. The index peaked between 10:00 and 12:00, soaring to a striking 13 at noon—ideal conditions for sunbathers but a call for caution against overexposure. The afternoon saw a gradual decline, with readings dropping to 6 at 15:00 and cooling further to 2 by 17:00. As twilight approached, the UV intensity waned, slipping to a safe 0 by 19:00, offering a gentle reminder of nature’s rhythm throughout the day.

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	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 Nanhai

Throughout the year, UV exposure levels fluctuate significantly, with high-risk months spanning from February to September. The UV Index peaks between June and August, when it reaches an alarming 13, indicating an extreme exposure category with a burn time of just 10 minutes. In contrast, January and December have lower indices of 7 and 6, respectively, categorized as high. To protect yourself, especially during peak months, it’s crucial to apply sunscreen regularly, seek shade, and wear protective clothing. Residents and visitors should remain vigilant from February through September and take all necessary precautions to minimize sun damage during these high UV index months.

Monthly Maximum UV Index for Nanhai, China

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

The table above highlights how UV exposure in Nanhai 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.

Nanhai'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
Nanhai	7	9	11	12	12	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