UV Index in Sanjiazi, China

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors of Sanjiazi, China, where the climate falls within the Dwb category, indicating distinct seasonal changes. Knowledge of UV levels helps in preventing sunburn and safeguarding skin health, as exposure can lead to serious long-term effects. During the peak hours, particularly between 10:00 AM and 2:00 PM, the UV Index can soar, reaching levels as high as 8, signifying a heightened risk for overexposure. Therefore, staying informed about UV levels in Sanjiazi is vital for enjoying the sun safely while reducing the risk of skin damage.

Hourly UV Index in Sanjiazi

The UV Index shows a dynamic pattern throughout the day, peaking in the late morning. At 07:00, the index starts at a moderate 3, climbing steadily to 4 by 08:00. As the sun rises higher, it reaches its zenith at 11:00 with an 8, signaling a time for caution and sun protection. After this peak, the index gently declines, hitting 7 at 12:00, then tapering off to 6 by 13:00. By the afternoon, values fall to 5 at 14:00, and continue to drop, hitting 3 at 15:00, and dwindling further to 1 by 17:00. With the sun setting, the UV Index lowers to 0 by 19:00, indicating a safe time as daylight fades. Remember to stay protected during peak hours to enjoy the sunshine 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	3	moderate	30 min
08:00	4	moderate	30 min
09:00	6	high	25 min
10:00	7	high	25 min
11:00	8	very high	15 min
12:00	7	high	25 min
13:00	6	high	25 min
14:00	5	moderate	30 min
15:00	3	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Sanjiazi

The UV Index shows significant seasonal variation, with the highest risk occurring from May through September, when values peak at 10 during the summer months of June, July, and August, categorized as very high. In these months, the recommended burn time is just 15 minutes, indicating a strong need for sun protection. Conversely, during the winter months of January and December, the UV Index drops to 2, signifying a low exposure risk with a burn time of 45 minutes. Visitors and residents should be particularly vigilant during April with a UV Index of 7 and all summer months, applying sunscreen, wearing protective clothing, and seeking shade to minimize sun damage. As fall approaches, the UV Index decreases, but caution should still be exercised in September when it remains elevated at 8.

Monthly Maximum UV Index for Sanjiazi, China

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

The table above highlights how UV exposure in Sanjiazi 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.

Sanjiazi'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
Sanjiazi	2	3	5	7	8	10	10	10	8	5	3	2
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