UV Index in Haizigou, China

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Haizigou, China, as it serves as a daily reminder of the sun’s potentially harmful effects. As sunburn and skin health are significant concerns, recognizing UV levels can guide you in taking the necessary precautions. Nestled in a Dwb climate zone, Haizigou experiences varied UV exposure throughout the day, with peak levels reaching a staggering 13 between 1 PM and 2 PM. Being informed about these fluctuations not only helps protect your skin but also enhances your enjoyment of the beautiful outdoor scenery this vibrant region has to offer.

Hourly UV Index in Haizigou

At dawn, the UV Index begins its ascent, starting at a low 1 by 7:00 AM. As the sun climbs higher, it peaks dramatically at 12 by noon. The 13 readings at 1:00 PM and 2:00 PM indicate the most intense sun exposure, highlighting the need for sun protection during these hours. The intensity begins to wane by 3:00 PM, dropping to 10, before gradually tapering off to 5 at 5:00 PM. As evening approaches, the UV rays soften, settling back to 1 by 7:00 PM. This hourly data clearly illustrates the importance of being mindful of sun exposure, especially during the midday hours when the UV Index is at its highest.

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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	13	extreme	10 min
14:00	13	extreme	10 min
15:00	10	very high	15 min
16:00	7	high	25 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Haizigou

Throughout the year, UV Index levels vary significantly, with high-risk months identified from March through September, when the UV Index reaches extreme and very high levels. In March, the index jumps to 8 (very high), followed by a peak of 13 (extreme) from May to July. Visitors and residents are advised to take extra precautions during these months, limiting sun exposure to 10–15 minutes depending on the month, and using sunscreen, sunglasses, and protective clothing to minimize the risk of skin damage. The UV Index decreases in the winter months, falling to a moderate level of 3 in January and December, allowing for more extended outdoor activities with appropriate sun protection measures. Be informed and stay safe in the sun!

Monthly Maximum UV Index for Haizigou, China

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

The table above highlights how UV exposure in Haizigou 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.

Haizigou'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
Haizigou	3	5	8	11	13	13	13	12	10	8	5	3
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