UV Index in Chishui, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Chishui, China, where the unique Cwa climate brings warmth and ample sun exposure. Knowing the daily UV levels plays a vital role in preventing sunburn and safeguarding your skin health. With peak UV indices soaring to 13 around midday, it’s essential to be aware of the risks associated with high UV exposure, especially during the summer months. By staying informed, you can enjoy outdoor activities while effectively protecting yourself against harmful rays.

Hourly UV Index in Chishui

As the sun rises, the UV Index begins its ascent, starting at a moderate 1 at 07:00. By 08:00, it climbs to a 3, but the real intensity emerges by 10:00, peaking at an impressive 11, indicating a high risk of harm from unprotected sun exposure. The intensity remains fierce, soaring to a maximum of 13 at 12:00 and 13:00, before gradually receding. As afternoon fades into evening, the UV Index drops to 8 at 15:00, and then quickly descends to 1 by 18:00. This daily pattern serves as a reminder to stay protected during the peak hours to enjoy the sun safely!

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	5	moderate	30 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	13	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	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Chishui

Throughout the year, the UV Index experiences significant fluctuations, with high-risk months typically occurring from February to September. During this period, UV levels peak at 14 in May, while March through September consistently show extreme ratings, resulting in a burn time of only 10 minutes. Notably, January and December have a high category with burn times of 25 minutes, while October and November fall into the very high category with a burn time of 15 minutes. Therefore, it is imperative that visitors and residents take appropriate precautions during high-risk months by wearing sunscreen, protective clothing, and seeking shade to minimize UV exposure.

Monthly Maximum UV Index for Chishui, China

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

The table above highlights how UV exposure in Chishui 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.

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