UV Index in Guyi, China

Last updated: May 3, 2025

In Guyi, China, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels is critical for preventing sunburn and long-term skin damage, especially in a climate like Guyi's humid subtropical zone (Cfa), which often exposes residents to heightened UV radiation. With peak UV Index values reaching a high of 11 around midday, it’s important to stay informed about daily UV forecasts. Awareness can help you take necessary precautions to enjoy the sun safely while minimizing risks associated with excessive UV exposure.

Hourly UV Index in Guyi

The UV Index today follows a dynamic trajectory, peaking dramatically as the sun climbs. Starting at a modest 1 at 07:00, it rises to 3 by 08:00 and then continues its ascent, reaching 5 by 09:00. The intensity escalates further, peaking at an impressive 11 at 12:00—a time when sun protection is crucial. As the afternoon wears on, the index moderately descends, dropping to 10 by 13:00 and gradually decreasing to 6 at 15:00. By 16:00, it falls to 4, before tapering off to 1 by 18:00 and remaining constant until 19:00. This hourly breakdown highlights the importance of being sun-smart during peak hours, especially when the index 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	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Guyi

Throughout the year, UV radiation levels exhibit significant seasonal changes, with high-risk months spanning from March to October. During this period, the UV Index peaks, reaching an extreme level of 11 from May through August, corresponding to a burn time of just 10 minutes. The highest UV exposures occur in April and September, categorized as very high, where 15-minute burn times are recommended. In contrast, the winter months of January, February, November, and December present moderate UV exposure, allowing for longer burn times of 30 minutes. It's crucial for visitors and residents to protect their skin during high-risk months by wearing sunscreen, protective clothing, and sunglasses, especially between late spring and summer, to avoid harmful effects from excessive sun exposure.

Monthly Maximum UV Index for Guyi, China

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

The table above highlights how UV exposure in Guyi 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.

Guyi'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
Guyi	5	5	7	9	11	11	11	11	9	8	5	4
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