UV Index in Dachen, China

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors to Dachen, China, where the Cfa climate brings a mix of warm summers and mild winters. The UV Index serves as a vital tool in assessing sun exposure, helping to prevent sunburn and protect skin health. With peak UV levels reaching up to 12 during midday hours, awareness of these fluctuations is essential for avoiding harmful effects from the sun's rays. As you enjoy Dachen's beautiful outdoors, remember that staying informed about UV levels can significantly enhance your sun safety practices and overall well-being.

Hourly UV Index in Dachen

The UV Index today shows a dynamic pattern of sun intensity as the day unfolds. Starting off at a mild 2 at 7:00 AM, the index climbs steadily, reaching a moderate 4 by 8:00 AM. As the sun rises higher, UV levels soar to 7 at 9:00 AM, peaking at a sizzling 12 at noon, indicating a high risk of harm from unprotected sun exposure. Following the peak, the index gradually declines, dropping to 8 by 2:00 PM and then further to 3 by 4:00 PM, before settling back into the safe zone with a low 1 at 6:00 PM. As twilight approaches, the UV Index drops to 0 by 7:00 PM, emphasizing the importance of sun protection during the day's 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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 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	0	low	45 min

Monthly UV Index Trends in Dachen

The UV Index exhibits significant seasonal fluctuations, with high-risk months occurring from March to September, when values reach 10 or higher, indicating very high to extreme exposure categories. Notably, May through August has the peak UV Index of 12, where a mere 10 minutes of exposure can lead to skin damage. In contrast, the UV Index drops to 6 in January, February, and November, and even 5 in December, marking safer months for sun exposure. Visitors and residents are strongly advised to take precautions during high-risk months, including wearing protective clothing, applying sunscreen regularly, and seeking shade during peak hours to minimize the risk of sunburn and long-term skin damage. Always be mindful of your burn time, especially when the UV Index is highest.

Monthly Maximum UV Index for Dachen, China

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

The table above highlights how UV exposure in Dachen 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.

Dachen'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
Dachen	6	7	10	10	11	12	12	12	11	8	6	5
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