UV Index in Haidao, China

Last updated: May 3, 2025

In Haidao, China, staying aware of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps you take preventive measures against sunburn and long-term skin damage, especially during peak hours when the index can reach as high as 12 around midday. With Haidao's Cfa climate, characterized by warm summers and ample sunshine, residents and visitors alike must be mindful of their sun exposure risks. By keeping an eye on the UV Index, you can enjoy the beautiful outdoors while safeguarding your skin health.

Hourly UV Index in Haidao

The UV Index exhibits a notable climb as the sun rises, peaking during the late morning hours. Starting from a mild 2 at 7:00 AM, it quickly rises to a moderate 4 by 8:00 AM. The real intensity hits at 10:00 AM, soaring to 9, before reaching a striking maximum of 12 by 11:00 AM and maintaining that level until 12:00 PM. As the afternoon progresses, there's a gradual decline, with values dropping to 9 at 2:00 PM and easing further to 6 by 3:00 PM. The sun loses its potency late in the day, with the UV Index falling to 3 by 4:00 PM, and ultimately tapering off to 0 by 7:00 PM. It's a reminder to embrace sun safety during those peak 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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Haidao

Throughout the year, the UV Index experiences significant fluctuations, with the highest levels occurring from March to September. The peak risk months are typically April through August, when the UV Index reaches extreme levels (12-13), indicating a burn time as short as 10 minutes. Visitors and residents are strongly advised to take precautions during these high-risk months, such as using broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak sun hours. In contrast, during December and January, the UV Index drops to levels categorized as high or moderate, allowing for relatively safer outdoor activities with a burn time of 25 minutes. Nonetheless, it is essential to remain vigilant against UV exposure year-round.

Monthly Maximum UV Index for Haidao, China

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

The table above highlights how UV exposure in Haidao 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.

Haidao'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
Haidao	7	8	10	11	12	13	13	13	11	9	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