UV Index in Ya'an, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Ya'an, China, as it plays a vital role in sunburn prevention and overall skin health. With the region's Cwb climate, characterized by moderate temperatures and high humidity, residents must be aware of their UV exposure, especially during peak hours when the index reaches levels as high as 12 around midday. By keeping a close eye on UV levels, individuals can take proactive measures to protect their skin from harmful rays and reduce the risk of long-term health issues. Stay informed to enjoy the beauty of Ya'an safely!

Hourly UV Index in Ya'an

Starting your day early pays off with a gentle UV Index of 1 at 7 AM, gradually climbing to 2 by 8 AM. As the sun continues to rise, the intensity spikes significantly, reaching a moderate 4 at 9 AM. By 10 AM, it's time to pay attention, as the UV Index soars to 6. The peak comes at 12 PM, where a high of 11 is reached, indicating a need for sun protection. The afternoon remains intense, with values sticking at 12 from 1 PM to 2 PM, before tapering off to 10 at 3 PM. The evening ushers in relief, with readings dropping to 4 by 5 PM, and winding down to 1 at 7 PM. It’s crucial to stay mindful of the sun's strength during midday hours, ensuring your skin stays protected as you enjoy the great outdoors!

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	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	12	extreme	10 min
15:00	10	very high	15 min
16:00	7	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Ya'an

Throughout the year, UV Index levels exhibit significant seasonal changes, peaking during the late spring and summer months. High-risk periods occur from March to September, when the UV Index often reaches extreme levels of 12 to 13, resulting in a burn time as short as 10 minutes. February and October also present very high risk with indices of 8 and 9, respectively. Visitors and residents should take precautions during these months by wearing sunscreen, protective clothing, and sunglasses, and by seeking shade during peak sun hours, especially from April through August. As both January and December feature moderate levels, although still requiring some sun protection, the highest caution is crucial in the intense summer months to prevent skin damage.

Monthly Maximum UV Index for Ya'an, China

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

The table above highlights how UV exposure in Ya'an 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.

Ya'an'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
Ya'an	5	8	10	12	13	13	12	12	12	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