UV Index in Mapo, China

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in Mapo, China, where the Cwa climate brings warm, humid summers that elevate the risk of harmful UV exposure. Awareness of UV levels is essential for preventing sunburn and promoting long-term skin health. With peak UV Index values reaching 10 around noon, it's vital to take precautions during the sunniest hours. By staying informed about daily UV fluctuations, you can enjoy the outdoors while protecting your skin from potential damage.

Hourly UV Index in Mapo

The UV Index for the day shows a significant rise as the sun climbs higher in the sky. Starting at a modest 1 at 07:00, the index ramps up, reaching 3 by 08:00. By 09:00, it climbs to 5, and by 10:00, it reaches 7—indicating that sun safety precautions should be in place. The index peaks at a striking 10 at 12:00, signaling extremely high levels of UV radiation. After this peak, the UV Index begins to decline, dropping to 9 at 13:00 and gradually decreasing to 4 by 16:00. As the sun sets, the index returns to 1 by 18:00, making the evening hours much safer for outdoor activities. Be mindful of the sun's intensity today!

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	9	very high	15 min
14:00	8	very high	15 min
15:00	5	moderate	30 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 Mapo

Throughout the year, the UV Index shows notable seasonal changes, with the highest risk typically occurring during the summer months. From March to October, the UV Index rises, peaking at 10 during the height of summer from May to August, indicating a very high exposure category and a reduced burn time of only 15 minutes. Conversely, the months of January, February, November, and December present a moderate risk with lower UV Index values (3-5) and longer burn times (30 minutes). Visitors and residents are strongly advised to take precautionary measures during April to September, when the UV Index reaches its highest levels. It is essential to wear sun protection, such as sunscreen, hats, and UV-blocking clothing, and to seek shade, especially during peak sun hours, to reduce the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Mapo, China

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

The table above highlights how UV exposure in Mapo 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.

Mapo'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
Mapo	3	5	7	8	10	10	10	10	8	8	5	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