UV Index in Heshui, China

Last updated: June 2, 2025

Understanding the UV Index in Heshui, China is crucial for protecting your skin from harmful ultraviolet rays. With peak UV levels reaching as high as 12 around midday, awareness of these levels is essential in preventing sunburn and promoting long-term skin health. Heshui, located in a Cfa climate zone, experiences significant sun exposure, especially during the summer months. By staying informed about the UV Index, residents and visitors can make informed decisions about sun protection and enjoy the outdoors safely.

Hourly UV Index in Heshui

The UV Index throughout the day showcases a stark increase as the sun rises, starting from a mild 1 at 07:00 and peaking at a striking 12 between 12:00 and 13:00. This significant surge highlights the importance of sun protection, especially during the hours when the index reaches maximal levels of 10 at 11:00 and 11 at 14:00. As the afternoon wanes, the UV Index begins to decline, dropping to 8 by 15:00 and finishing the day with a gentle return to 1 by 19:00. This data serves as a crucial reminder to prioritize sun safety during midday hours when UV exposure 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	5	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Heshui

Throughout the year, the UV Index experiences significant seasonal fluctuations, with the highest risk months occurring from March to September. During this period, the UV Index peaks at 13, indicating an extreme exposure risk in May, July, and August, where the burn time is as short as 10 minutes. Visitors and residents are strongly advised to take precautions during these months by seeking shade, wearing protective clothing, and applying sunscreen regularly. While January and February show a high risk with a UV Index of 6 and 7, the intensity diminishes in the latter part of the year, with December presenting a moderate risk at a UV Index of 5 and a burn time of 30 minutes. Staying informed about UV levels is essential for safe outdoor activities year-round.

Monthly Maximum UV Index for Heshui, China

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

The table above highlights how UV exposure in Heshui 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.

Heshui'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
Heshui	6	7	10	11	13	12	13	13	11	10	7	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