UV Index in Dayu, China

Last updated: June 2, 2025

Understanding the UV Index in Dayu, China is essential for safeguarding your skin and overall health. With the region's Dwb climate, residents and visitors alike face significant UV exposure, especially during the peak hours between 10 AM and 2 PM when the index can reach a stratospheric 14. Being aware of UV levels not only aids in preventing painful sunburns but also helps in reducing the long-term risks of skin cancer. Regularly checking the UV index will empower you to take the necessary precautions, ensuring that you can enjoy the beautiful outdoors while keeping your skin safe!

Hourly UV Index in Dayu

The UV Index paints a vivid picture of sunlight intensity throughout the day. As early as 7:00 AM, the index is low at 1, but things heat up quickly. By 10:00 AM, it escalates to 8, signaling greater sun exposure. The peak arrives at 12:00 PM and 1:00 PM, reaching an impressive 14—a time when sun protection is crucial. As the afternoon progresses, the index gradually declines, dropping to 11 by 3:00 PM and falling further to 2 again by 6:00 PM. By 7:00 PM, it's back down to 1, wrapping up a day that demands caution under the sun's powerful rays, especially around midday when it’s at its fiercest.

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	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	14	extreme	10 min
13:00	14	extreme	10 min
14:00	13	extreme	10 min
15:00	11	extreme	10 min
16:00	8	very high	15 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Dayu

Throughout the year, the UV Index experiences significant fluctuations, highlighting the importance of sun safety for visitors and residents alike. The high-risk months for UV exposure are from February to September, where the index peaks at 15 in May. During these months, the exposure categories range from very high to extreme, with a burn time decreasing dangerously to just 10 minutes in many cases. It is crucial for individuals to take precautionary measures, such as wearing protective clothing, applying sunscreen regularly, and seeking shade, especially during these high-risk months. Conversely, the UV Index drops to moderate levels in January and December, allowing for longer safe exposure times of 30 minutes, although vigilance is still advised as conditions can change swiftly.

Monthly Maximum UV Index for Dayu, China

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

The table above highlights how UV exposure in Dayu 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.

Dayu'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
Guangzhou UVI	7	9	11	12	13	13	13	12	11	10	9	7
Dayu	5	8	11	14	15	14	14	13	12	10	7	4
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7