UV Index in Dayan, China

Last updated: May 3, 2025

In Dayan, China, being aware of the UV Index is essential for maintaining skin health and preventing sunburn. As the sun's rays are particularly intense here, especially during the midday hours, understanding the UV levels can help residents and visitors protect themselves from harmful effects. With a humid subtropical climate (Cfa), Dayan experiences varying UV exposure risks throughout the day, peaking at an index of 12 around noon. By staying informed about the UV Index, you can enjoy the beautiful outdoors while minimizing the risks associated with overexposure to sunlight.

Hourly UV Index in Dayan

The UV Index for today showcases a dramatic rise in intensity throughout the morning and midday hours. Starting at a gentle 2 at 07:00, the sun quickly escalates its power, peaking at a scorching 12 by 12:00. The day’s maximum is reached at 11:00 with an impressive 11, indicating a need for protection against harmful rays. As the afternoon progresses, the index begins to taper off, falling to 10 at 13:00 and gradually diminishing to 5 by 15:00. The evening offers a reprieve, with UV levels dropping to 1 by 17:00 and finally fading to 0 after 19:00. It's wise to embrace sun safety during peak hours today!

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	7	high	25 min
10:00	10	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 min
15:00	5	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Dayan

Throughout the year, UV exposure fluctuates significantly, peaking during the warmer months. The highest risk months are from May to September, where the UV Index reaches an extreme level of 12, allowing for a burn time of just 10 minutes. As spring arrives, March and April see a very high UV Index of 10, with a burn time of 15 minutes. While January and February present high UV levels of 6 and 7, the burn time remains manageable at 25 minutes. As fall approaches, October's UV Index drops to 8 and the burn time increases again to 15 minutes. It’s advisable for both visitors and residents to take precautions during peak months, such as seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen to minimize the risk of skin damage.

Monthly Maximum UV Index for Dayan, China

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

The table above highlights how UV exposure in Dayan 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.

Dayan'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
Dayan	6	7	10	10	12	12	12	12	11	8	6	5
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