UV Index in Sihe, China

Last updated: July 2, 2025

In Sihe, China, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet rays. Understanding UV levels not only helps in preventing painful sunburns but also plays a significant role in maintaining long-term skin health. With Sihe's Cfa climate characterized by hot summers and humid conditions, the risk of intense sun exposure is heightened, particularly from 10 AM to 2 PM, when UV Index values can soar to extremes of 12. Stay informed and ensure you're taking the necessary precautions to enjoy the sun safely!

Hourly UV Index in Sihe

The UV index shows a striking pattern throughout the day, starting off at a mild 2 at 07:00 and gradually climbing to a peak of 12 by noon. As the morning warms, it reaches an energetic 9 at 10:00, then surges to its maximum intensity of 11 at 11:00 before hitting 12 at 12:00, urging sunbathers and outdoor enthusiasts to take precautions. The afternoon sees a gentle decline, with the UV index slipping back to 9 at 14:00 before tapering to 6 and finally dropping to 2 by 17:00. As night approaches, the UV exposure diminishes dramatically, resting at 0 by 19:00. Embrace the sunshine early, but remember to seek shade and protect your skin during the 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	6	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	9	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 Sihe

The UV Index exhibits significant seasonal variations, peaking during the summer months of May to August when it reaches extreme levels (UV Index 11-12). This period represents the highest risk for sunburn, with burn times as short as 10 minutes. March and April also present considerable risks, with very high indices (UV Index 9-10) and burn times of just 15 minutes. The winter months, particularly January and December, offer more moderate UV exposure, but February still warrants caution as it moves into the high category. For visitors and residents, it is crucial to take preventative measures, especially from March through August, such as applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours.

Monthly Maximum UV Index for Sihe, China

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

The table above highlights how UV exposure in Sihe 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.

Sihe'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
Sihe	5	6	9	10	11	12	12	11	10	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