UV Index in Xiwu, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Xiwu, China, where high levels of solar radiation can pose significant risks to skin health. With peak UV levels reaching an intense 15 around midday, awareness about these fluctuations is essential for preventing sunburn and long-term skin damage. Xiwu's ET climate features ample sunlight, particularly during the warmer months, making it vital to know when to take precautions. By staying informed about the daily UV index, you can confidently enjoy the outdoors while effectively protecting your skin from harmful UV rays.

Hourly UV Index in Xiwu

As the sun rises, the UV Index gradually increases, starting from a gentle 1 at 07:00. By 09:00, it climbs to 3, signaling the beginning of a more intense day. The real peak occurs between 12:00 and 14:00, where the UV Index soars to a striking 15—a strong reminder to stay protected from the sun. Following this peak, the intensity gradually decreases, settling back to 6 by 17:00 and tapering off further to 1 by 19:00. For those enjoying outdoor activities, it's crucial to heed the UV levels, particularly during midday when sun protection is most vital. Stay safe in the sun! 🌞

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

Monthly UV Index Trends in Xiwu

Throughout the year, the UV Index experiences significant fluctuations, with the highest risk months occurring from March to October, where values peak at 17 in May. During these months, the UV exposure is classified as extreme, with a rapid burn time of just 10 minutes. Visitors and residents are advised to take essential precautions during this period, including wearing protective clothing, applying broad-spectrum sunscreen with a high SPF, and seeking shade during peak sun hours. Conversely, the UV Index starts and ends the year on a lower note, with January and December reflecting an average UV Index of 6, categorized as high, allowing for a more extended burn time of 25 minutes. It’s crucial for everyone to remain vigilant about UV exposure year-round, especially in the peak summer months.

Monthly Maximum UV Index for Xiwu, China

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

The table above highlights how UV exposure in Xiwu 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.

Xiwu'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
Xiwu	6	9	13	15	17	16	15	14	14	11	9	6