UV Index in Houxi, China

Last updated: June 2, 2025

Understanding the UV Index in Houxi, China is essential for protecting your skin and overall health. As the sun’s rays can vary significantly throughout the day, being aware of these levels is key to preventing sunburn and long-term skin damage. With its Cfa climate, Houxi experiences warm summers where UV exposure can peak in the late morning to early afternoon—reaching a striking UV Index of 13 at noon. This means residents and visitors alike should take precautions, especially during those high-risk hours, to ensure they enjoy the sun safely.

Hourly UV Index in Houxi

The UV Index peaks during the midday hours, starting its ascent at 07:00 with a low value of 2. As the sun climbs higher, it reaches a notable 10 by 10:00 and maxes out at an intense 13 between 12:00 and 13:00. After this zenith, the index gradually descends, dropping to 2 by 17:00 and dwindling to a safe 0 by 19:00. Such fluctuations highlight the importance of midday sun protection, particularly when the UV Index soars, emphasizing the need for caution during the sun's strongest 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	4	moderate	30 min
09:00	6	high	25 min
10:00	10	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 Houxi

The UV Index exhibits significant seasonal variations, peaking during the summer months. January sees a moderate UV Index of 7, classified as high, with a burn time of 25 minutes. In February, the index jumps to 9, categorized as very high, decreasing burn time to 15 minutes. The risk escalates sharply in March and April, where values reach 11 and 12, respectively, indicating extreme exposure with burn times reduced to just 10 minutes. The summer months of June, July, and August maintain the highest UV Index of 13, with sustained extreme risk and the same short burn time. As fall approaches, the index gradually declines, with September returning to 11 and October to 10, both classified as very high. November mirrors February with a 9, while December drops back to 7. Residents and visitors are advised to take precautionary measures during February through September, ensuring proper sun protection to minimize the risk of skin damage.

Monthly Maximum UV Index for Houxi, China

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

The table above highlights how UV exposure in Houxi 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.

Houxi'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
Houxi	7	9	11	12	12	13	13	13	11	10	9	7
Shenzhen UVI	7	10	12	12	14	13	13	13	12	11	9	7