UV Index in Reyu, China

Last updated: June 2, 2025

Understanding the UV Index is essential for residents and visitors in Reyu, China, where the risk of harmful UV radiation can vary significantly throughout the day. With a Dwc climate characterized by distinct seasons, Reyu experiences intense sun exposure, especially during peak hours when the UV Index can soar to 15 or even 17. Awareness of UV levels is crucial for preventing sunburn and safeguarding your skin health. By staying informed about the UV Index, you can enjoy the outdoors safely while protecting yourself from UV-related skin damage.

Hourly UV Index in Reyu

As the sun rises, the UV Index begins its ascent, starting from a mild 1 at 7:00 AM and 8:00 AM. By 9:00 AM, the index picks up momentum, jumping to 4. The day reaches its peak UV intensity at 12:00 PM, soaring to a striking 15, followed closely by an impressive 17 at 1:00 PM and 2:00 PM. As the afternoon progresses, the UV levels gradually decline, dropping to 11 by 4:00 PM, 7 at 5:00 PM, and finally settling at 2 by 7:00 PM. This data underscores the importance of sun safety measures, especially during those peak hours when UV exposure is at its highest!

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

Monthly UV Index Trends in Reyu

The UV Index experiences significant fluctuations throughout the year, with the highest levels occurring from February to October. Notably, March to October showcases extreme UV levels peaking in May at 20 and warranting a cautious burn time of just 10 minutes. The high-risk months are from February to October, characterized by daily indices ranging from 10 to 20, emphasizing the importance of sun protection measures during this period. Residents and visitors are strongly advised to limit sun exposure, especially during peak hours, wear protective clothing, and apply broad-spectrum sunscreen regularly to mitigate the risk of skin damage. In contrast, January and December present somewhat lower UV levels, falling back to a very high category, but protective measures should still be observed. Stay vigilant and prioritize skin health year-round!

Monthly Maximum UV Index for Reyu, China

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

The table above highlights how UV exposure in Reyu 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.

Reyu'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
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7
Reyu	8	10	15	16	20	17	16	15	17	12	11	8