UV Index in Koujiang, China

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Koujiang, China, especially given its Cfa climate that delivers ample sunshine year-round. Awareness of UV levels can significantly impact sunburn prevention and overall skin health, helping you enjoy the outdoors safely. With the UV Index peaking at a striking 13 around midday, it’s essential to recognize these moments of heightened risk, as exposure can lead to serious skin damage. By staying informed about local UV exposure risks, you can protect yourself and embrace the beautiful sunny days Koujiang has to offer.

Hourly UV Index in Koujiang

The UV Index today reveals a dynamic dance of solar intensity, peaking dramatically at 13 between 12:00 PM and 1:00 PM. Starting off at a mild 1 at 7:00 AM, the index gradually escalates, hitting 8 by 10:00 AM and soaring to its maximum of 11 by 11:00 AM. This potent sun energy remains strong with a reading of 13 at noon before beginning to decline in the afternoon, dropping back to 8 at 3:00 PM and tapering off to 1 by 7:00 PM. For those enjoying outdoor activities, it’s wise to take precautions from late morning through early afternoon when UV risks are highest. Stay sun-savvy! 🌞

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	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	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Koujiang

Throughout the year, UV exposure levels fluctuate significantly, with high-risk months generally spanning from February through September, where the UV Index reaches extreme levels of 11 and higher. Notably, May, July, and August peak at a UV Index of 13, demanding particularly cautious behavior as the burn time drops to just 10 minutes. As we transition to fall and winter, UV levels gradually decrease, with October and November still presenting a very high concern, while January and December return to a high category with more extended burn times of 25 minutes. To protect against the harmful effects of UV radiation, visitors and residents should prioritize sun safety practices—such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade—particularly during the high-risk months when UV exposure is at its peak.

Monthly Maximum UV Index for Koujiang, China

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

The table above highlights how UV exposure in Koujiang 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.

Koujiang'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
Koujiang	7	9	11	11	13	12	13	13	11	10	8	6
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