UV Index in Sanjiang, China

Last updated: May 3, 2025

Understanding the UV Index in Sanjiang, China is crucial for protecting yourself from harmful ultraviolet rays. With high UV levels peaking at 11 during midday, awareness becomes essential to prevent sunburn and promote long-term skin health. As a city that experiences a Cfa climate, Sanjiang's humid subtropical conditions can amplify UV exposure, particularly in the summer months. By staying informed about the daily UV Index, residents and visitors can enjoy the outdoors safely while taking necessary precautions to shield their skin from damage.

Hourly UV Index in Sanjiang

At dawn, the UV Index starts at a gentle 1 and gradually rises as the sun climbs higher in the sky. By 09:00, it reaches a moderate 4, signaling a good time to enjoy some outdoor activities while still being cautious. However, between 11:00 and 13:00, the UV Index peaks dramatically at 10 and 11, marking the hours of highest intensity when sun safety measures are crucial. As the afternoon progresses, it slowly declines to 8 at 15:00, offering a bit of relief before dropping further to 3 by 17:00. As daylight wanes, the UV Index returns to a low 1 by 19:00, making it safe to enjoy the evening outdoors without concern for UV exposure.

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	10	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Sanjiang

The UV Index shows significant seasonal variation, with the highest levels occurring from April to August, classified as extreme (UV Index 11-12) and corresponding to a minimal burn time of just 10 minutes. March marks the transition into very high levels (UV Index 9), where the burn time decreases to 15 minutes. High-risk months include February to October, particularly highlighting the need for caution during the summer months. Visitors and residents should take appropriate precautions, such as wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak hours when UV exposure is at its highest. In contrast, January and December represent the lower end of the UV Index, with moderate levels (UV Index 5), where burn times extend to 30 minutes.

Monthly Maximum UV Index for Sanjiang, China

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

The table above highlights how UV exposure in Sanjiang 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.

Sanjiang'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
Sanjiang	5	7	9	11	11	12	12	12	9	9	7	5
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