UV Index in Dianya, China

Last updated: May 3, 2025

In Dianya, China, being aware of the UV Index is crucial for safeguarding your skin health. Understanding UV levels is essential not just for preventing sunburn but also for reducing the long-term risks of skin damage. With a climate classified as Cfa, residents and visitors often encounter significant UV exposure, particularly during peak hours when the index soars to a maximum of 12 around midday. By keeping track of the UV Index in Dianya, you can enjoy the sun responsibly and protect yourself from its harmful effects.

Hourly UV Index in Dianya

As the sun rises, the UV Index begins to climb, reaching a maximum of 12 by midday. At 07:00, the index starts at a gentle 1, making it a safe time for early risers. However, by 10:00, it escalates quickly to 8, signaling the need for sun protection. The peak intensity occurs from 11:00 to 13:00, where it hits 10 and 12, respectively—ideal times for seeking shade or applying sunscreen. As the afternoon progresses, the index declines, dropping to 7 by 15:00 and gently tapering to 1 by 19:00. Overall, it’s crucial to stay mindful of the sun's strength during these busy hours to protect your skin effectively.

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	8	very high	15 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	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 Dianya

Throughout the year, UV radiation fluctuates significantly, with high-risk months primarily occurring from March to September. During this period, the UV Index peaks at 13 in July and stays between 11 to 12 from May through September, indicating an extreme exposure category where the burn time is merely 10 minutes. March and April also present considerable risks with a UV Index of 10, categorized as very high, requiring vigilance for outdoor activities. Conversely, the months of January and February remain at a high level with a UV Index of 6, allowing for a slightly longer burn time of 25 minutes. November returns to a high UV Index, while December drops to moderate levels. Visitors and residents are strongly advised to take precautions against UV exposure during the spring and summer months, including wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Dianya, China

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

The table above highlights how UV exposure in Dianya 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.

Dianya'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
Dianya	6	6	10	10	12	12	13	12	11	9	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