UV Index in Hefei, China

Last updated: July 2, 2025

Understanding the UV Index in Hefei, China is essential for safeguarding your skin health against harmful ultraviolet rays. As this vibrant city experiences a climate typically characterized by hot summers and moderate winters, awareness of UV levels can help residents and visitors alike prevent sunburn and long-term skin damage. With maximum UV Index values soaring to 11 around midday, it’s crucial to stay informed about daily exposure risks and take necessary precautions during peak hours. By monitoring the UV Index, you can enjoy the sunny days of Hefei while protecting your skin from the sun's harmful effects.

Hourly UV Index in Hefei

The UV Index offers a clear glimpse into the sun's intensity throughout the day, peaking dramatically during midday. Starting at a mild 1 at 07:00 and gradually rising, it hits 3 by 08:00. The real surge occurs around 10:00, when the UV Index reaches 8, followed by a striking maximum of 11 at 12:00, indicating very high levels of sun exposure. As the afternoon progresses, the intensity starts to taper, descending to 6 by 15:00 before retreating to 2 by 17:00. As evening approaches, the UV levels soften, returning to 1 by 19:00. Overall, this data underscores the need for sun protection during peak hours, particularly between 10:00 and 14:00.

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	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 min
15:00	6	high	25 min
16:00	3	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 Hefei

The UV Index shows significant seasonal variation, with the highest levels occurring from June through August, characterized as having an extreme exposure category and the shortest burn time of just 10 minutes. The high-risk months for UV exposure are March to October, where the index often reaches levels categorized as very high or extreme. To protect yourself from harmful UV radiation during these peak times, it's crucial for visitors and residents to apply sunscreen, wear protective clothing, and seek shade, especially between the hours of 10 AM and 4 PM. In contrast, January, December, and the latter part of November see much lower UVI levels, falling into the moderate to high categories, allowing for longer exposure times, but precaution is still advisable.

Monthly Maximum UV Index for Hefei, China

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

The table above highlights how UV exposure in Hefei 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.

Hefei'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
Hefei	5	6	8	10	10	11	11	11	10	8	6	4
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