UV Index in Shanghua, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Shanghua, China, where the sun can be both a friend and foe. Awareness of UV levels helps in preventing sunburn and maintaining long-term skin health, making it essential for anyone enjoying the outdoors. With Shanghua's Cfa climate, which features warm summers and mild winters, residents must be particularly mindful of the high UV exposure risks, especially during midday when the index peaks at a staggering 13. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while protecting your skin from harmful effects.

Hourly UV Index in Shanghua

The UV Index showcases a dynamic increase throughout the day, peaking at 13 around 12:00 PM. Starting from a gentle 1 at 7:00 AM, the index steadily climbs as the sun ascends, reaching 6 by 9:00 AM. The intensity becomes palpable by 11:00 AM with a sharp rise to 12, before hitting its zenith at 13 at noon, prompting caution for outdoor activities. As the afternoon unfolds, the levels begin to decline, dipping to 10 by 2:00 PM and gradually falling to 0 by 7:00 PM, signaling safer conditions for evening strolls. It’s essential to stay protected during the midday hours when the sun's rays are most intense!

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	10	very high	15 min
15:00	7	high	25 min
16:00	4	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 Shanghua

The UV Index typically peaks during the warmer months, with high-risk periods identified from March through September. In March, the UV Index reaches 12, categorized as extreme, with a burn time of just 10 minutes. This intensity continues into July and August, where the UV Index stays at its highest level of 13, maintaining the extreme risk and minimal burn time. As temperatures begin to cool, the UV Index slightly decreases to 10 in October and 9 in November, both still classified as very high. To stay safe, it is essential for visitors and residents to take precautions during these high-risk months, including wearing protective clothing, applying sunscreen frequently, and seeking shade during peak hours.

Monthly Maximum UV Index for Shanghua, China

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

The table above highlights how UV exposure in Shanghua 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.

Shanghua'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
Shanghua	7	10	12	12	13	13	13	13	12	10	9	7
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7