UV Index in Dayou, China

Last updated: June 2, 2025

In Dayou, China, being mindful of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels helps prevent sunburn and long-term skin damage, especially as exposure peaks during midday hours when the index can soar to 13. With a humid subtropical climate (Cfa), Dayou experiences considerable sun exposure, making it essential for residents and visitors alike to stay informed about daily UV risks. By tracking the UV Index, you can take proactive steps to enjoy the sun safely while minimizing harmful effects on your skin.

Hourly UV Index in Dayou

The UV Index today showcases a distinct peak around midday, reaching a maximum of 13 at 12:00 PM, indicating very high UV exposure. As the sun rises, UV levels gradually climb from 2 at 7:00 AM to an impressive 12 by noon, urging outdoor enthusiasts to embrace sun safety. The intensity begins to wane after 1:00 PM, dropping to 4 by 4:00 PM and further decreasing to a gentle 0 by 7:00 PM. With this clear pattern, it’s crucial to plan outdoor activities wisely, maximizing enjoyment during the midday sun while minimizing potential risks during peak hours.

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	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	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	0	low	45 min

Monthly UV Index Trends in Dayou

Throughout the year, the UV Index exhibits significant seasonal changes, indicating varying levels of sun exposure risk. January and December start with a high UV Index of 6, allowing for a burn time of 25 minutes. As the year progresses, the risk intensifies, peaking in May, June, July, and August with an extreme UV Index of 13, where the burn time drops to just 10 minutes. The high-risk months for UV exposure are clearly February through September, especially in the late spring and summer when protection is crucial. Visitors and residents should take precautionary measures during these months, such as seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly to minimize the risk of sunburn and long-term skin damage.

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
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
Dayou	6	9	11	11	13	13	13	13	11	9	8	6
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