UV Index in Nansan, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Nansan, China, where the subtropical climate presents unique challenges related to sun exposure. With UV levels peaking at an alarming 15 during midday hours, being aware of these fluctuations can help prevent sunburn and protect your skin health. As Nansan experiences significant UV exposure risks, especially in the summer, it’s vital to take proactive measures to safeguard against harmful rays. Stay informed and enjoy the sun safely!

Hourly UV Index in Nansan

As the sun rises, so does the UV Index—with a moderate level of 3 at 7:00 AM. By 8:00 AM, it ramps up to an engaging 6, but the real peak arrives around 11:00 AM, reaching a striking 15. The intensity of UV exposure remains high with readings of 13 at 10:00 AM and 14 at 12:00 PM. As the afternoon approaches, the index begins to drop, falling to 12 at 1:00 PM and gradually decreasing to 5 by 3:00 PM. Late in the day, the indices drop significantly, reaching 1 by 5:00 PM and settling at a cool 0 after 7:00 PM. Stay vigilant and protect yourself 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	3	moderate	30 min
08:00	6	high	25 min
09:00	10	very high	15 min
10:00	13	extreme	10 min
11:00	15	extreme	10 min
12:00	14	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Nansan

Throughout the year, the UV Index fluctuates significantly, with the highest values occurring during the summer months. February marks the beginning of high-risk months, escalating to an extreme UV Index of 15 in July, which continues until September. October slightly decreases to 12, and the year concludes with high-risk months in November and December at 9 and 7, respectively. The burn time decreases sharply during peak months, allowing only 10 minutes of unprotected exposure from March to September, underscoring the importance of sun protection. Visitors and residents are strongly advised to take precautions during these high-risk months by wearing sunscreen, protective clothing, and seeking shade to reduce the risk of harmful UV exposure.

Monthly Maximum UV Index for Nansan, China

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

The table above highlights how UV exposure in Nansan 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.

Nansan'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
Nansan	7	9	11	12	14	14	15	14	13	12	9	7