UV Index in Kaiwen, China

Last updated: July 2, 2025

Understanding the UV Index in Kaiwen, China is crucial for safeguarding your skin and overall health during sunny days. With peak UV levels soaring to 16 around midday, awareness of these fluctuating numbers is essential for effective sunburn prevention. The unique Cwb climate of Kaiwen means you can experience both pleasant days and high UV exposure, increasing the risk of skin damage if precautions aren't taken. By keeping an eye on the UV Index, residents and visitors can enjoy their time outdoors while minimizing potential harm from the sun's powerful rays.

Hourly UV Index in Kaiwen

As the sun rises, the UV Index begins its climb, starting at a minimal level of 1 at 07:00 and 08:00. By 09:00, it edges up to 3, but the real intensity kicks in around 10:00, soaring to 7. The peak arrives between 12:00 and 14:00, where it astounds at 14 and maintains a high of 16. The afternoon sees a gradual decline from the afternoon peak; 15:00 drops to 13, and 16:00 further decreases to 9. As daylight wanes, the index tapers off to 3 by 18:00 before settling back at 1 by 19:00. It's crucial to stay protected during those midday hours, especially when the UV exposure can be at its most intense!

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	7	high	25 min
11:00	11	extreme	10 min
12:00	14	extreme	10 min
13:00	16	extreme	10 min
14:00	16	extreme	10 min
15:00	13	extreme	10 min
16:00	9	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 Kaiwen

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from March to September, where the UV Index reaches extreme levels between 12 and 16. Notably, July showcases the peak index of 16, necessitating caution. During these months, the burn time is alarmingly short, often just 10 minutes, highlighting the need for vigilance. Conversely, January and February start the year with very high UV levels (Index of 8 and 10 respectively) and a slightly longer burn time of 15 minutes. As the year transitions into November and December, UV exposure decreases, yet individuals should still remain cautious, particularly in November with a UV Index of 9. Residents and visitors alike should prioritize sun safety by employing protective measures such as sunscreen, wearing protective clothing, and limiting sun exposure, especially during peak hours in these critical months.

Monthly Maximum UV Index for Kaiwen, China

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

The table above highlights how UV exposure in Kaiwen 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.

Kaiwen'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
Kaiwen	8	10	12	15	15	15	16	15	14	12	9	7