UV Index in Dayou, China

Last updated: July 2, 2025

In Dayou, China, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding the varying levels of UV radiation throughout the day helps residents and visitors alike take proactive measures against potential skin damage. With a Dwa climate, Dayou experiences significant UV exposure, particularly during peak hours between 10 AM and 2 PM when the index reaches as high as 9. By keeping a close eye on the UV Index, you can enjoy the sun while safeguarding your skin from harmful rays.

Hourly UV Index in Dayou

The UV Index began its ascent at 7:00 AM with a gentle 2, signaling the start of a sun-drenched day. By 8:00 AM, it climbed to 4, prompting early risers to take precautions. The sun reached its peak intensity around 11:00 AM, where it hit a robust 9, maintaining this level until 12:00 PM. As the afternoon wore on, the index gradually dipped; at 1:00 PM, it ticked down to 7, followed by a steady decline to 6 at 2:00 PM. By 3:00 PM, it further relaxed to 4, trailing off into the evening with values dwindling to 1 by 5:00 PM and remaining there until nightfall. Overall, this UV journey highlights the importance of sun safety during peak hours, especially between 10:00 AM and 1:00 PM.

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	2	low	45 min
08:00	4	moderate	30 min
09:00	6	high	25 min
10:00	8	very high	15 min
11:00	9	very high	15 min
12:00	9	very high	15 min
13:00	7	high	25 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Dayou

During the year, the UV Index exhibits notable seasonal variations, with high-risk months emerging from late spring through summer. May through August sees a significant increase in UV levels, peaking in June and July at a very high index of 9, where the recommended burn time is just 15 minutes. Conversely, the winter months of December and January present a low exposure risk with an index of 1 to 2 and burn times extending up to 45 minutes. Visitors and residents are advised to take extra precautions during the high and very high UV months, which include applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially between 10 AM and 4 PM when UV rays are strongest. Stay informed and protect your skin to enjoy the outdoors safely!

Monthly Maximum UV Index for Dayou, China

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

The table above highlights how UV exposure in Dayou 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.

Dayou'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
Dayou	2	3	4	6	7	9	9	8	6	4	2	1
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