UV Index in Honghai, China

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors of Honghai, China, especially given the region's Dwa climate that features significant sun exposure. Knowing the UV levels helps you take essential precautions against sunburn and long-term skin health risks, particularly during peak hours when the index soars to a high of 11 around noon. With these intense UV levels, it's vital to arm yourself with knowledge and protection to enjoy the beautiful outdoors safely while minimizing the risks associated with harmful ultraviolet rays.

Hourly UV Index in Honghai

The UV Index readings throughout the day reveal a dramatic rise in sun intensity as the morning unfolds. Starting at 2 at 07:00, the index climbs steadily, peaking at a scorching 11 by noon and remaining high until around 13:00. As the afternoon progresses, the UV Index gently declines, dropping to 5 by 15:00 and further descending to 1 by the evening hours. This pattern highlights the importance of sun protection during midday, as the intense solar radiation can pose health risks. Stay safe and enjoy the sun wisely!

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	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	7	high	25 min
15:00	5	moderate	30 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 Honghai

Throughout the year, UV Index levels exhibit significant seasonal changes, particularly peaking during the summer months. High-risk months for UV exposure are typically from April to August, with July experiencing the highest index at 11, categorized as extreme. Visitors and residents should exercise caution during these months, following guidelines to minimize risk, such as seeking shade, wearing protective clothing, and applying sunscreen regularly. In contrast, January and December present lower UV levels with an index of 2, categorized as low, allowing for more relaxed outdoor activities. Nevertheless, it’s crucial to remain vigilant year-round, as even moderate UV levels in winter months can lead to skin damage over prolonged exposure.

Monthly Maximum UV Index for Honghai, China

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

The table above highlights how UV exposure in Honghai 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.

Honghai'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
Honghai	2	4	5	8	8	9	11	10	7	6	3	2
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