UV Index in Yirshi, China

Last updated: July 2, 2025

In Yirshi, China, being aware of the UV Index is crucial for safeguarding your skin and promoting overall health. Understanding UV levels is essential not only for preventing sunburn but also for reducing the risk of long-term skin damage. Yirshi’s Dwc climate brings unique challenges, as UV exposure peaks with a maximum index of 9 around noon—indicating a significant risk for unprotected skin. By staying informed about local UV trends, residents can take proactive measures to enjoy the outdoors safely while prioritizing their skin health.

Hourly UV Index in Yirshi

As the sun rises, the UV Index begins its ascent; starting at a modest 2 at 07:00, it quickly climbs to 4 by 08:00. By 09:00, it reaches 6, signaling a stronger intensity that peaks at 10:00 with a glaring 8. The highest levels are recorded from 11:00 to 13:00, where it holds steady at 9, urging outdoor enthusiasts to take precautions. As the afternoon progresses, the index starts to decline, dropping to 7 at 14:00. The latter part of the day sees a gentle decrease, concluding with a low 2 by 17:00, and fading into evening with readings of 1 at both 18:00 and 19:00. This hourly data underscores the importance of sun safety, particularly during the peak hours of midday.

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	2	low	45 min
08:00	4	moderate	30 min
09:00	6	high	25 min
10:00	8	very high	15 min
11:00	9	very high	15 min
12:00	9	very high	15 min
13:00	9	very high	15 min
14:00	7	high	25 min
15:00	5	moderate	30 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Yirshi

The UV Index experiences significant seasonal fluctuations, with higher risks emerging from April to August. During this period, particularly in May, June, July, and August, the UV Index reaches very high levels (8-9), resulting in a burn time of just 15 minutes for unprotected skin. This peak exposure necessitates caution, and it's advisable for residents and visitors to wear sunscreen, protective clothing, and seek shade during peak hours. Conversely, January, November, and December show low UV levels (1-2), allowing for more relaxed outdoor activities. However, as the seasons change, it remains essential to monitor UV levels, particularly from March through September, to ensure safe exposure to sunlight.

Monthly Maximum UV Index for Yirshi, China

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

The table above highlights how UV exposure in Yirshi 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.

Yirshi'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
Yirshi	2	3	5	6	8	9	9	9	6	4	2	1
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