UV Index in Haokou, China

Last updated: May 3, 2025

In Haokou, China, awareness of the UV Index is crucial for safeguarding your skin health and preventing sunburn. With the region's humid subtropical climate (Cfa), residents and visitors face varying UV exposure throughout the day, peaking at an intense 11 around noon. Understanding these UV levels is essential for enjoying outdoor activities while minimizing the risk of skin damage. Whether you're basking in the sun or out and about, being informed can help you take effective measures against harmful rays and keep your skin healthy all year round.

Hourly UV Index in Haokou

The UV Index for the day exhibits a pronounced peak around midday, starting from a gentle 1 at 07:00 and climbing steadily. By 09:00, it reaches a moderate 5, advancing to a more intense 7 by 10:00. The sun's strength continues to rise, hitting a maximum of 11 at 12:00, making it crucial to take sun protection measures. The intensity begins to wane after that, dropping to 10 at 13:00, then gradually easing to 9 at 14:00. By late afternoon, the levels decline further to 6 at 15:00, before settling at 4, 2, and finally returning to 1 by evening, illustrating the day's clear UV radiation cycle.

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

Monthly UV Index Trends in Haokou

As the year progresses, UV exposure varies significantly, with certain months posing higher risks for sunburn and skin damage. The highest UV Index levels occur from March to August, particularly peaking at 12 in July, indicating an extreme exposure category where burn time is as little as 10 minutes. April and May also exhibit very high UV levels, recorded at 10 and 11, respectively. Visitors and residents should be especially cautious during these high-risk months and take preventative measures such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours. By September, the UV Index starts to decrease, but remains in the very high category at 10, followed by a gradual decline through winter months, reaching a moderate level of 4 by December. Staying informed and proactive is key to ensuring skin health throughout the changing seasons.

Monthly Maximum UV Index for Haokou, China

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

The table above highlights how UV exposure in Haokou 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.

Haokou'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
Haokou	5	6	8	10	11	11	12	11	10	9	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