UV Index in Longnan, China

Last updated: August 1, 2025

Understanding the UV Index is essential for residents and visitors of Longnan, China. With the region's warm Cfa climate, sun exposure can lead to high UV levels, especially during midday hours. Tracking these UV levels is crucial for sunburn prevention and maintaining overall skin health. For instance, the UV Index peaks at 13 around noon, signaling an urgent need for protective measures. By staying informed about the UV Index, you can better enjoy the sun while safeguarding your skin from harmful effects.

Hourly UV Index in Longnan

As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 7:00 AM. By 8:00 AM, it climbs to a moderate 3, but the real intensity kicks in after 9:00 AM when it reaches 6. The peak occurs between 11:00 AM and 12:00 PM, soaring to a blistering 12 and hitting a maximum of 13 at noon, indicating a serious need for sun protection. The intensity gradually diminishes in the afternoon, dropping to 10 by 2:00 PM and then sliding down to 4 by 4:00 PM. As the day winds down, the UV Index traces back to 2 at 5:00 PM and finally settles at 1 by 7:00 PM, welcoming the cool embrace of evening. Staying vigilant about sun safety is crucial during peak hours from 10:00 AM to 2:00 PM!

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	12	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	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Longnan

Throughout the year, UV exposure levels significantly fluctuate, with high-risk months primarily occurring from February to September. The UV Index peaks during May to August, showcasing extreme levels at 13, where the burn time is a mere 10 minutes. March and April also exhibit extreme levels (11), emphasizing the importance of sun protection during these months. As temperatures rise, it’s crucial for visitors and residents alike to take necessary precautions such as wearing sunscreen, protective clothing, and seeking shade during peak hours. As the year progresses, the UV Index decreases, reaching very high levels in October and November. Notably, the burn times extend to 15 minutes in these months, but caution should still be exercised. In January and December, while the risk is lower, with the UV Index at 7 and 6 respectively, maintaining protective measures remains advisable.

Monthly Maximum UV Index for Longnan, China

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

The table above highlights how UV exposure in Longnan 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.

Longnan'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
Longnan	7	9	11	11	13	13	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