UV Index in Sanjing, China

Last updated: June 2, 2025

In Sanjing, China, staying informed about the UV Index is crucial for protecting your skin from harmful ultraviolet rays. Understanding UV levels helps you take effective measures against sunburn and long-term skin damage, especially during the peak hours when the index soars to a maximum of 13 around noon. Given Sanjing's Cfa climate, characterized by warm summers, residents and visitors alike should be aware of their increased risk for overexposure to UV radiation. By keeping track of the daily UV Index, you can enjoy the sun safely while prioritizing your skin health.

Hourly UV Index in Sanjing

As the sun rises, the UV Index begins its ascent, starting at a moderate 1 at 07:00. By 08:00, it climbs to a 3, but the real intensity emerges by 10:00, peaking at an impressive 11, indicating a high risk of harm from unprotected sun exposure. The intensity remains fierce, soaring to a maximum of 13 at 12:00 and 13:00, before gradually receding. As afternoon fades into evening, the UV Index drops to 8 at 15:00, and then quickly descends to 1 by 18:00. This daily pattern serves as a reminder to stay protected during the peak hours to enjoy the sun safely!

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	5	moderate	30 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Sanjing

Throughout the year, UV index ratings demonstrate significant seasonal variation, peaking during the summer months. January begins with a high UV index of 7, but by February, it escalates to very high at 8. The real extremes occur from March to September, where the index ranges from 11 to 13, categorized as extreme with a burn time of only 10 minutes. October and November see a dip back to very high levels, while December closes the year at a high index of 6. The high-risk months for UV exposure are from March to September, particularly during the peak summer months of May to August. Visitors and residents should take precautions during these periods by wearing appropriate sun protection, such as sunscreen and clothing, and limit sun exposure, especially during midday hours. Staying informed about daily UV levels can help ensure safety while enjoying outdoor activities.

Monthly Maximum UV Index for Sanjing, China

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

The table above highlights how UV exposure in Sanjing 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.

Sanjing'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
Sanjing	7	8	11	12	13	13	13	13	11	10	8	6
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