UV Index in Tianwan, China

Last updated: July 2, 2025

In Tianwan, China, awareness of the UV Index is crucial for protecting your skin and maintaining long-term health. Understanding UV levels helps you take necessary precautions against sunburn, skin damage, and other harmful effects of overexposure to sunlight. With a Cfa climate zone, Tianwan experiences high UV exposure, especially during the midday hours, where the index peaks at a significant 12 around noon. Being informed about daily UV conditions can empower residents and visitors alike to enjoy the outdoors safely while minimizing risk.

Hourly UV Index in Tianwan

The UV Index rises sharply as the day progresses, peaking in the early afternoon. At 07:00, it starts at a mild 1, but by 09:00, it escalates to 5, signaling the arrival of more intense sunlight. 10:00 sees the index reach 8, and by 11:00, it hits a formidable 11, indicating high exposure risk. Just one hour later, the UV Index reaches its zenith at 12:00 with a striking 12, and the maximum is recorded at 13:00 at 13. However, after this peak, UV levels begin to descend, dropping to 11 by 14:00, and gradually falling to 8 at 15:00. As the sun sets, the UV Index dwindles to 5 by 16:00, and finally tapers off to 3 at 17:00, before returning to a safe 1 from 18:00 onwards. It's a day to heed sun safety, particularly during those intense midday 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	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	11	extreme	10 min
12:00	12	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	8	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 Tianwan

Seasonal UV changes indicate a significant increase in UV Index from January to July, with the highest levels occurring during the summer months of May to July, which are categorized as extreme (UV Index levels 11-13). The high-risk months for UV exposure are March through August, particularly when UV levels reach very high and extreme ranges. During these periods, burn times are notably short, with only 10-15 minutes recommended for safe sun exposure. Visitors and residents should take precautions by wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize the risk of skin damage. As the year progresses into October and November, UV exposure decreases, but caution should still be maintained in January and February, where high UV levels persist.

Monthly Maximum UV Index for Tianwan, China

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

The table above highlights how UV exposure in Tianwan 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.

Tianwan'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
Tianwan	6	7	9	10	11	12	13	12	10	9	7	5
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