UV Index in Sandu, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Sandu, China, as it provides essential insights into daily sun exposure risks. With high UV levels, particularly between 10 AM and 2 PM, being aware of these readings can significantly aid in sunburn prevention and promote long-term skin health. Sandu's Aw climate accentuates these risks, making it vital for locals and visitors alike to monitor UV levels to protect their skin during outdoor activities. Staying informed not only enhances your outdoor experience but also secures your well-being under the sun.

Hourly UV Index in Sandu

As the sun rises, the UV Index begins at a gentle 1 at 7:00 AM, gradually increasing to 2 by 8:00 AM. By 9:00 AM, it reaches a moderate 4, but the intensity really ramps up at 10:00 AM, soaring to 8. The peak occurs at 12:00 PM, where the UV Index hits a staggering 13, remaining consistently high until 1:00 PM. As the afternoon progresses, it starts to decline, dipping to 12 at 2:00 PM and gradually falling to 3 by 5:00 PM. The day concludes with a return to a safer 1 by 7:00 PM, making it essential to stay protected during those intense midday 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	8	very high	15 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Sandu

Throughout the year, the UV Index exhibits significant seasonal variation, with particularly high levels from February to October. The months of March to May, along with August, demonstrate the most severe UV exposure, classified as extreme, with an alarming UV Index peaking at 14 in May and August. High-risk months include February, March, April, May, June, July, August, September, and October, where the burn time is notably short, limited to just 10 minutes of unprotected sun exposure. Residents and visitors are strongly advised to take protective measures during these months, such as wearing sunscreen, protective clothing, and hats, and seeking shade where possible to prevent skin damage and maintain health. January, November, and December see a slight reduction in UV levels; however, caution remains essential as they are still categorized as very high.

Monthly Maximum UV Index for Sandu, China

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

The table above highlights how UV exposure in Sandu 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.

Sandu'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
Sandu	8	11	12	13	14	13	13	14	13	12	9	8