UV Index in Chang'an, China

Last updated: July 2, 2025

In Chang'an, China, understanding the UV Index is crucial for protecting your skin and maintaining overall health. As we enjoy the region's vibrant climate, characterized by hot summers and harsh winter months, awareness of UV levels becomes essential to prevent sunburns, skin damage, and long-term health issues. With peak UV Index values soaring to 10 around midday, residents and visitors alike should take precautions during hours of high exposure to ensure a safe and enjoyable outdoor experience. Stay informed and protect yourself against the sun’s intensity to enjoy the beauty of Chang'an without compromising your skin health!

Hourly UV Index in Chang'an

The UV Index throughout the day showcases a dramatic increase in intensity as the sun rises. Starting at a mild 3 at 07:00, it escalates to 5 by 08:00, reaching its peak at 10 by 11:00. This is when sun safety is paramount! The afternoon sees a gradual decline, from 9 at noon to 6 by 14:00, before dipping to a gentle 4 at 15:00. As the day winds down, the UV Index continues to retreat, settling at a low 1 by 17:00 and remaining steady until nightfall. Remember to protect your skin when the UV Index soars!

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	3	moderate	30 min
08:00	5	moderate	30 min
09:00	7	high	25 min
10:00	9	very high	15 min
11:00	10	very high	15 min
12:00	9	very high	15 min
13:00	8	very high	15 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Chang'an

Throughout the year, UV Index levels display significant seasonal variations that warrant attention from both residents and visitors. Low-risk months occur from January to February and November to December, where the UV Index ranges from 2 to 3, allowing for longer safe exposure (up to 45 minutes in January and November). The high-risk months are April to August, peaking in July with a UV Index of 10, where the recommended burn time is just 15 minutes due to very high levels of UV radiation. This period necessitates proactive sun safety measures, including wearing sunscreen, hats, and protective clothing, particularly during midday hours when the sun is most intense. As the UV Index decreases in September and October, individuals can gradually ease their precautions, but maintaining awareness remains essential throughout the year.

Monthly Maximum UV Index for Chang'an, China

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

The table above highlights how UV exposure in Chang'an 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.

Chang'an'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
Chang'an	2	3	5	7	8	9	10	8	6	4	2	2
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