UV Index in Langtang, China

Last updated: July 2, 2025

In Langtang, China, being mindful of the UV Index is crucial for ensuring skin health and preventing sunburn. With peak UV levels reaching as high as 12 during midday hours, understanding these levels can help you take proactive measures when exploring the region's stunning landscapes. The Cfa climate of Langtang brings a mix of temperature and altitude that can amplify UV exposure, making it essential to safeguard yourself from harmful rays. Staying informed about UV conditions empowers you to enjoy the outdoors while protecting your skin effectively.

Hourly UV Index in Langtang

As the sun rises, the UV Index starts off at a mild 1 at 7:00 AM, gradually climbing to a moderate 2 by 8:00 AM. However, things heat up as the day progresses; by 10:00 AM, it peaks at an impressive 8. The highest solar intensity strikes from 11:00 AM to 1:00 PM, with a staggering maximum of 12 during the noon hour. As the afternoon rolls in, the UV Index begins to taper off, dropping to 8 by 3 PM, and further declining to a gentle 1 by 7:00 PM. It’s clear that the midday sun is the most potent—remember to protect your skin during those hours!

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	12	extreme	10 min
13:00	12	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 Langtang

Throughout the year, the UV Index experiences significant fluctuations, with the highest levels occurring during the summer months. From April to August, the index peaks at an extreme level of 11-12, indicating a burn time of just 10 minutes for unprotected skin. The high-risk months for UV exposure are February to September, particularly in April, May, June, July, and August. Residents and visitors should take precautions during these times by wearing sunscreen, seeking shade, and wearing protective clothing to minimize the risk of skin damage. As the year progresses towards December, the UV Index declines to a moderate level of 5, allowing for longer safe exposure times of about 30 minutes. Awareness and proactive measures can help ensure safety from harmful UV rays throughout the seasons.

Monthly Maximum UV Index for Langtang, China

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

The table above highlights how UV exposure in Langtang 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.

Langtang'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
Langtang	6	8	9	11	11	12	12	12	10	9	7	5
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