UV Index in Chenghai, China

Last updated: June 2, 2025

In Chenghai, China, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding UV levels can help residents and visitors alike avoid the harmful effects of overexposure to the sun, especially during peak hours when the UV Index ranges from 10 to 14, indicating a high to very high risk of harm for unprotected skin. Given Chenghai's temperate climate and its typical exposure to strong sunlight, staying informed about UV levels is essential for enjoying outdoor activities safely while protecting your skin from long-term damage.

Hourly UV Index in Chenghai

The UVI hourly data for the day presents a striking progression of sunlight intensity. Starting at 07:00, the UV Index is a mild 1, but as the sun rises, it steadily climbs to reach 4 by 09:00. The peak intensity is observed during midday, with a maximum index of 14 recorded between 13:00 and 14:00. This is the time to exercise caution, as the UV Index drops to 11 by 15:00, and then gradually decreases once more until the evening, settling back at 1 by 19:00. This data highlights the importance of protecting your skin during the midday hours when UV exposure is at its highest. Stay protected!

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	10	very high	15 min
12:00	13	extreme	10 min
13:00	14	extreme	10 min
14:00	14	extreme	10 min
15:00	11	extreme	10 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Chenghai

Throughout the year, UV exposure varies significantly, with high-risk months spanning from February to October, where the UV Index reaches extreme levels of 12 to 15, particularly peaking in July at an index of 15. During these months, the recommended burn time is notably short, at just 10 minutes, highlighting the urgent need for effective sun protection measures. In contrast, January and December have a UV Index of 7, categorized as high, allowing for a longer burn time of 25 minutes. Visitors and residents are strongly advised to monitor the UV Index regularly and take appropriate precautions during the high-risk months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Chenghai, China

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

The table above highlights how UV exposure in Chenghai 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.

Chenghai'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
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
Chenghai	7	9	12	13	14	14	15	14	14	12	9	7