UV Index in Hongyansi, China

Last updated: July 2, 2025

In Hongyansi, China, awareness of the UV Index is crucial for ensuring skin health and preventing sunburn, especially during the peak hours of sunshine. Understanding UV levels helps residents and visitors alike take appropriate precautions, minimizing risks associated with excessive sun exposure. Characterized by a Cfa climate, Hongyansi experiences high UV radiation levels, particularly between 11:00 AM and 1:00 PM, when indices can soar to 13. With such significant UV exposure risks, staying informed about the UV Index is vital for protecting your skin and enjoying the outdoors safely.

Hourly UV Index in Hongyansi

The UV Index today showcases a dramatic rise in solar intensity as the day progresses. Starting gently at 1 at 07:00, it climbs steadily, reaching 2 by 08:00. The real peak occurs between 11:00 and 13:00, where it soars to a blistering 13—indicative of heightened sun exposure risk. Post noontime, the index begins to taper off, with values descending to 9 at 15:00 and further down to 3 by 17:00. As evening approaches, the UV Index drops back to 1 by 18:00 and remains there until 19:00. For outdoor enthusiasts, it's essential to keep in mind the midday hours for optimal sun safety!

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	2	low	45 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Hongyansi

Throughout the year, the UV Index experiences significant fluctuations, peaking in the summer months. Notably, April through September presents the highest risk for UV exposure, with indices reaching extreme levels of 11 to 13 and a burn time as low as 10 minutes during July and August. March also shows a high risk with a UV Index of 9. Visitors and residents should take precautions during these months by wearing protective clothing, applying sunscreen, and seeking shade, especially during midday hours. In contrast, the months of December and January report lower UV levels, making them comparatively safer for outdoor activities, but still warranting attention with a high UV Index in January. To ensure safe sun exposure year-round, it's essential to remain vigilant, adjust outdoor plans accordingly, and protect your skin during peak hours.

Monthly Maximum UV Index for Hongyansi, China

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

The table above highlights how UV exposure in Hongyansi 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.

Hongyansi'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
Hongyansi	6	7	9	11	12	12	13	12	12	9	7	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