UV Index in Ancun, China

Last updated: August 1, 2025

Awareness of the UV Index is crucial for residents and visitors in Ancun, China, where the warm Cwa climate can lead to significant sun exposure. Understanding the UV levels helps in preventing sunburn and maintaining skin health, ensuring you can enjoy outdoor activities safely. With peak UV Index values reaching as high as 12 during midday, it’s essential to be informed about the daily UV risks and take necessary precautions to protect your skin and overall well-being from harmful ultraviolet rays.

Hourly UV Index in Ancun

The UV Index for today showcases a dramatic rise as the sun climbs higher in the sky. Beginning at a mild 1 at 07:00, it reaches a low 2 by 08:00, signaling a safe start to the day. However, as the clock ticks toward 10:00, intensity spikes to 7, peaking at an intense 12 from noon to 13:00, indicating a critical time for sun safety. Following this zenith, the index gradually decreases, falling back to 10 by 14:00 and tapering off to 1 by 19:00. To enjoy the outdoors while minimizing skin damage, it’s essential to stay vigilant around midday when the UV levels are at their highest!

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	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 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 Ancun

Throughout the year, UV exposure varies significantly, with high-risk months primarily occurring from March to August. During this period, the UV Index peaks at 12 in June and July, categorizing these months as having extreme exposure and a burn time of merely 10 minutes. As spring transitions to summer, UV levels intensify, requiring residents and visitors to exercise increased caution. By contrast, the winter months of January, February, and December present a moderate risk with the UV Index around 4 and a burn time of 30 minutes. It is crucial for everyone to protect their skin during high UV Index periods by wearing sunscreen, protective clothing, and seeking shade, particularly during peak sun hours.

Monthly Maximum UV Index for Ancun, China

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

The table above highlights how UV exposure in Ancun 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.

Ancun'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
Ancun	4	5	8	10	11	12	12	11	10	8	6	4
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
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