UV Index in Nanhai, China

Last updated: July 2, 2025

Awareness of the UV Index is crucial for residents and visitors of Nanhai, China, as it provides essential information about sun exposure risks throughout the day. Understanding these UV levels is vital for effective sunburn prevention and long-term skin health. With Nanhai's climate categorized as Cwa, the region experiences significant UV exposure, particularly during midday hours when the index peaks at a staggering 13. By staying informed about the UV Index, you can take proactive measures to protect yourself from harmful rays and enjoy the sun responsibly.

Hourly UV Index in Nanhai

The UV Index on this particular day displays a striking pattern as the sun climbs higher in the sky. At 07:00, the index starts low at 1, but quickly escalates as 08:00 ushers in a 2. By 09:00, it jumps to 5, and the intensity escalates significantly at 10:00, peaking at a robust 13 between 12:00 and 13:00. As we approach the afternoon, the index gradually declines, hitting 9 at 15:00, then tapering off to 5 by 16:00. A gentle drop continues with values returning to 3 at 17:00, and settling back to 1 by 18:00 and 19:00. This hourly profile underscores the need for sun protection during the hours when the UV index is at its highest, especially between 11:00 and 13:00.

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	5	moderate	30 min
10:00	8	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	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 Nanhai

Throughout the year, UV levels fluctuate significantly, with peak intensity occurring from March to October. The highest risks are noted during the summer months of May through August, where the UV Index consistently reaches 13 or higher, categorized as extreme, and the recommended burn time drops to just 10 minutes. February also presents a high risk with an Index of 10, while November sees a decrease to 9, still categorized as very high. Residents and visitors should take precautions during the high-risk months by seeking shade, wearing protective clothing, and regularly applying sunscreen to minimize skin damage. As a general rule, it's crucial to be vigilant with sun protection from March to October, especially during peak hours between 10 AM and 4 PM.

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
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
Nanhai	7	10	12	12	13	13	13	14	12	12	9	7