UV Index in Jiantang, China

Last updated: June 2, 2025

In Jiantang, China, awareness of the UV Index is vital for safeguarding skin health and preventing sunburn. Understanding UV levels helps residents and visitors to enjoy the sun responsibly, minimizing risks associated with high exposure. With a Cwc climate, Jiantang experiences varied UV intensity, peaking between noon and early afternoon when the UV Index can reach a staggering 16. Being informed about these levels empowers you to take necessary precautions, ensuring fun in the sun without compromising your health.

Hourly UV Index in Jiantang

The UV Index rises significantly throughout the morning, starting at a low 1 at 07:00. As the sun climbs higher, the index rapidly escalates, reaching 4 by 09:00 and peaking at a staggering 16 around 13:00. This peak occurs during the midday hours, with values of 11 at 11:00 and a maximum of 14 at 12:00. The intensity gradually decreases after this point, dropping to 13 at 15:00, 9 at 16:00, and down to 1 by 19:00. It’s crucial to stay protected with sunscreen and seek shade during the highest UV 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	1	low	45 min
08:00	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	11	extreme	10 min
12:00	14	extreme	10 min
13:00	16	extreme	10 min
14:00	15	extreme	10 min
15:00	13	extreme	10 min
16:00	9	very high	15 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Jiantang

The seasonal UV index reveals notable fluctuations throughout the year, with peak levels occurring from March to October, where the index remains consistently in the extreme category (11-16) and requires a burn time of just 10 minutes for fair-skinned individuals. January and November present very high exposure levels, while December offers a high level with a burn time of 25 minutes. The high-risk months for UV exposure are therefore from February to October, particularly from April to August, when protective measures are essential. Visitors and residents are advised to take adequate precautions, such as using sunscreen, wearing protective clothing, and seeking shade during peak sun hours to minimize skin damage and ensure safety during these high-risk periods.

Monthly Maximum UV Index for Jiantang, China

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

The table above highlights how UV exposure in Jiantang 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.

Jiantang'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
Jiantang	9	11	13	16	15	16	16	15	15	12	9	7