UV Index in Gaiwei, China

Last updated: August 1, 2025

In Gaiwei, China, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. With its temperate climate (Cfa), Gaiwei experiences varying UV levels throughout the day, peaking at a high of 13 around noon. Understanding these UV levels helps residents and visitors alike protect themselves from harmful exposure. As the sun’s intensity increases, so do the risks associated with prolonged sun exposure, making it essential to stay informed and take appropriate precautions to enjoy the outdoors safely.

Hourly UV Index in Gaiwei

The UV Index shows a dynamic progression throughout the day, starting from a mild 2 at 07:00 and climbing steadily to a peak of 13 by 12:00. As the sun reaches its zenith, the index reflects the intensity of ultraviolet rays, hitting 12 at 13:00 before gradually declining. By the afternoon, it slips down to 6 at 15:00, then diminishes further to 2 at 17:00 and finally to a mere 0 as twilight descends at 19:00. It's clear that the highest risk for sun exposure occurs midday, making it essential to protect your skin during those peak hours!

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	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Gaiwei

Throughout the year, UV levels experience significant fluctuations, with the highest UV Index values recorded from March to August. During this peak season, particularly from April to August, the UV Index reaches an extreme level of 12-13, correlating to a burn time of just 10 minutes. February also marks a high-risk month with a very high UV Index of 9, while October and November remain very high as well, necessitating similar caution with burn times of 15 minutes. For both residents and visitors, it’s crucial to take protective measures, especially in these months, such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours to mitigate the risks of UV exposure.

Monthly Maximum UV Index for Gaiwei, China

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

The table above highlights how UV exposure in Gaiwei 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.

Gaiwei'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
Gaiwei	7	9	11	12	12	13	13	13	11	10	8	6
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