UV Index in Kaiyuan, China

Last updated: May 3, 2025

Understanding the UV Index in Kaiyuan, China is crucial for maintaining skin health and preventing sunburn, especially given the region's climate categorized as Dwa (continental humid). The UV levels can vary significantly throughout the day, peaking at a dangerous 10 around noon. This makes awareness and protection from harmful UV rays essential for anyone enjoying outdoor activities in Kaiyuan. By keeping an eye on the UV Index, residents and visitors alike can take proactive steps to shield themselves from excessive sun exposure, ensuring a safer and more enjoyable experience under the sun.

Hourly UV Index in Kaiyuan

As the sun rises, the UV Index gradually transitions from a mild 1 at 07:00 to an invigorating 3 by 08:00. The peak UV intensity hits its stride between 12:00 and 13:00, reaching a striking 10, a clear call for sun protection. As the afternoon progresses, the index begins to decline, tapering off to 8 at 14:00, 6 at 15:00, and eventually settling to a gentle 2 by 17:00. By evening, the UV levels dip back down, returning to a safe 1, indicating it's time to relax and enjoy the cooler, softer light of sunset.

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	7	high	25 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	10	very high	15 min
14:00	8	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 Kaiyuan

The UV Index experiences marked seasonal changes, with particularly high risks from March to September. During this period, the index peaks at 11 in July, categorized as extreme, with a burn time of only 10 minutes. The months of April and May also present very high UV levels, making them critical for sun safety. The index gradually declines after August, moving through high levels in October and returning to moderate in the winter months of November and December. Visitors and residents are advised to take precautions during high-risk months, such as seeking shade, wearing protective clothing, and applying sunscreen regularly, especially when UV levels are at their highest.

Monthly Maximum UV Index for Kaiyuan, China

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

The table above highlights how UV exposure in Kaiyuan 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.

Kaiyuan'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
Kaiyuan	3	5	7	9	10	10	11	10	9	7	4	3
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