UV Index in Longchang, China

Last updated: August 1, 2025

Understanding the UV Index in Longchang, China, is crucial for safeguarding your skin health and preventing sunburn. As a city located in a Cfa climate zone, Longchang experiences significant UV exposure, particularly during midday when levels can reach a staggering 14. Being informed about UV levels empowers residents and visitors alike to take necessary precautions—such as wearing sunscreen, protective clothing, and seeking shade—during peak hours. With the average UV Index climbing rapidly from early morning, being mindful of these fluctuations can help you enjoy the sunny days while keeping your skin safe.

Hourly UV Index in Longchang

The UV Index today showcases a dynamic journey through the hours, beginning with a gentle rise at 07:00 with a safe level of 1. As the sun climbs higher, a noticeable increase brings the index to 4 by 09:00, before peaking at an intense 14 around 13:00. This midday high of 13 is particularly important, signaling a period of significant UV radiation where protective measures are advisable. As the afternoon progresses, the index starts to dip, dropping to 6 by 16:00 and stabilizing at a comfortable 1 by 18:00. This hourly pattern highlights the importance of staying sun-safe during the intensity of the midday sun, while enjoying lower UV levels later in the day.

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	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	9	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 Longchang

The UV Index shows a clear trend of increasing intensity from January to July, peaking at 14 in July, which falls under the extreme exposure category with a burn time of only 10 minutes. The risk remains high through August and September before gradually decreasing in October and November. The highest-risk months are from April to August, characterized by extreme UV levels where caution is essential. During these times, visitors and residents are strongly advised to take proactive measures, such as applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially around midday when the sun's rays are most intense. As we approach December, the UV levels drop significantly, but it’s still important to remain vigilant, particularly on sunny days.

Monthly Maximum UV Index for Longchang, China

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

The table above highlights how UV exposure in Longchang 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.

Longchang'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
Longchang	7	8	10	11	13	13	14	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