UV Index in Sanyu, China

Last updated: July 2, 2025

In Sanyu, China, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. The UV levels here can reach a peak value of 12 around noon, indicating a very high risk of harm from unprotected sun exposure. Understanding these UV levels is essential for residents and visitors alike; it helps in taking necessary precautions to shield your skin from harmful ultraviolet radiation. With Sanyu's Cfa climate, known for its warm summers and moderate sunlight, the risks associated with UV exposure are significant, especially during peak hours. Stay informed and protect your skin for a healthier, more enjoyable outdoor experience!

Hourly UV Index in Sanyu

As the sun rises, the UV Index begins its ascent, reaching a maximum of 12 at noon, indicating a high risk of harm from unprotected sun exposure. From 07:00 with a mild level of 2, it climbs gradually, hitting 9 by 10:00 and peaking at 11 at 11:00. The sun’s intensity starts to wane in the afternoon; it drops to 8 at 14:00 and continues to decrease, allowing for a more manageable 6 at 15:00. By late afternoon, the UV Index diminishes further, ending the day at a safe 0 by 19:00. To enjoy the outdoors during the peak hours, it’s essential to take proper precautions to protect your skin from the sun’s rays.

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	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	6	high	25 min
16:00	3	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 Sanyu

Throughout the year, the UV Index demonstrates significant seasonal changes, particularly peaking during the summer months. From June to August, the UV Index reaches extreme levels (11 to 12), with burn times as short as 10 minutes, indicating the highest risk for sunburn and skin damage. March to May also shows very high levels (8 to 10), where the burn time decreases to 15 minutes. The risk begins to decline in September and continues through November, transitioning back to moderate levels in January and December. Residents and visitors should take extra precautions, especially from March through August, by using sunscreen, wearing protective clothing, and seeking shade during peak sun hours to minimize UV exposure.

Monthly Maximum UV Index for Sanyu, China

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

The table above highlights how UV exposure in Sanyu 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.

Sanyu'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
Sanyu	4	6	8	10	10	11	12	11	10	8	6	4
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