UV Index in Jiushu, China

Last updated: July 2, 2025

Understanding the UV Index in Jiushu, China is crucial for protecting your skin and overall health. Given the city's Cwa climate, which features warm summers and moderate sunlight, awareness of UV levels can significantly minimize the risk of sunburn and long-term skin damage. During peak hours, particularly between 11:00 AM and 1:00 PM, the UV Index can soar to an alarming 13, indicating extreme levels of exposure. By staying informed about these UV readings, residents and visitors can take proactive measures to enjoy outdoor activities safely while safeguarding their skin.

Hourly UV Index in Jiushu

The UV Index throughout the day exhibits a remarkable fluctuation, reaching its peak at 12:00 PM with a scorching 13. As the sun climbs higher, the intensity of UV radiation increases, starting from a mild 1 at 7:00 AM and surging to a notable 9 by 10:00 AM. The morning hours reveal a steady rise, culminating in a blistering 12 at 11:00 AM. After the midday peak, the UVI begins to taper off, dropping to 11 at 1:00 PM, before gradually declining to 4 by 4:00 PM. As evening approaches, the UV levels continue to diminish, landing at a safe 0 by 7:00 PM. This hourly data underlines the importance of sun safety during the peak hours, particularly between 11:00 AM and 2:00 PM, when the UV Index poses the greatest risk.

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	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Jiushu

The UV Index typically peaks during the warmer months, with high-risk periods identified from March through September. In March, the UV Index reaches 12, categorized as extreme, with a burn time of just 10 minutes. This intensity continues into July and August, where the UV Index stays at its highest level of 13, maintaining the extreme risk and minimal burn time. As temperatures begin to cool, the UV Index slightly decreases to 10 in October and 9 in November, both still classified as very high. To stay safe, it is essential for visitors and residents to take precautions during these high-risk months, including wearing protective clothing, applying sunscreen frequently, and seeking shade during peak hours.

Monthly Maximum UV Index for Jiushu, China

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

The table above highlights how UV exposure in Jiushu 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.

Jiushu'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
Jiushu	7	10	12	12	13	13	13	13	12	10	9	7
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7