UV Index in Sihaidian, China

Last updated: June 2, 2025

Understanding the UV Index is essential for residents of Sihaidian, China, especially in a region characterized by its distinct seasonal variations. As exposure to ultraviolet radiation can lead to sunburn, premature aging, and increased skin cancer risk, being aware of daily UV levels is crucial for maintaining optimal skin health. With Sihaidian's Dwb climate, the area's UV exposure peeks noticeably between 10 AM and 1 PM, presenting heightened risks during these hours. Stay informed and proactive to protect your skin and enjoy the beautiful sunny days!

Hourly UV Index in Sihaidian

The UV Index begins its ascent at 07:00 with a modest reading of 3, climbing steadily to reach a peak of 8 by 10:00, where it remains stable until 12:00. As the afternoon progresses, the index dips slightly to 7 at 13:00, before gradually declining throughout the late afternoon and evening. By 15:00, it drops to 4, and then falls to a minimal level of 1 by 17:00, continuing to hover at that low reading until 19:00. This data highlights the importance of sun protection during the midday hours when UV radiation is most intense. 🌞

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	4	moderate	30 min
09:00	6	high	25 min
10:00	8	very high	15 min
11:00	8	very high	15 min
12:00	8	very high	15 min
13:00	7	high	25 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Sihaidian

Throughout the year, UV levels vary significantly, with the most intense exposure occurring during the summer months. May through August are particularly high-risk months, showcasing UV Index values reaching up to 9 in July. During this period, the burn time decreases to just 15 minutes, indicating a need for heightened sun safety precautions. In contrast, the winter months of January, November, and December present low UV levels (UV Index 1-2), allowing for longer exposure times of up to 45 minutes without immediate risk of sunburn. Visitors and residents should take extra care from April to August by wearing protective clothing, using sunscreen, and seeking shade during peak sunlight hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Sihaidian, China

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

The table above highlights how UV exposure in Sihaidian 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.

Sihaidian'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
Sihaidian	2	3	4	6	7	8	9	8	6	4	2	1
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