UV Index in Sumdo, China

Last updated: June 2, 2025

In Sumdo, China, awareness of the UV Index is essential for safeguarding your skin's health against harmful rays. Understanding UV levels allows residents and visitors alike to take necessary precautions, minimizing the risk of sunburn and long-term skin damage. Nestled in a Dwc climate zone, Sumdo experiences unique temperature fluctuations with heightened UV exposure during the hottest hours of the day, peaking at an intense UV Index of 15 around 1 PM. Staying informed about UV levels is crucial to enjoy the sunshine safely while protecting your skin from its potent effects.

Hourly UV Index in Sumdo

At dawn, the UV Index starts low at 1 by 07:00, gradually rising as the sun climbs higher. By 09:00, it hits 4, signaling an increase in ultraviolet intensity. The day peaks at 12:00 with a vigorous 14, and the intensity reaches its zenith at 13:00 with a brisk 15. As the afternoon progresses, the numbers begin to diminish, with values dropping to 12 by 15:00, and further down to 8 at 16:00. As the sun sets, expect a comfortingly low 3 at 18:00, before settling back to 1 by nightfall at 19:00. Remember, during the midday hours, taking precautions is essential to stay safe from harmful UV radiation!

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	8	very high	15 min
11:00	11	extreme	10 min
12:00	14	extreme	10 min
13:00	15	extreme	10 min
14:00	14	extreme	10 min
15:00	12	extreme	10 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Sumdo

Throughout the year, the UV Index displays notable seasonal variations, with the highest levels typically occurring from March to September. This period features extreme UV exposure with a peak in June at an index of 15, resulting in a minimal burn time of just 10 minutes. High-risk months include March through September, where caution is essential to prevent sunburn and long-term skin damage. Visitors and residents are encouraged to take protective measures during these months, such as wearing sunscreen, protective clothing, and sunglasses, and seeking shade, especially during peak sun hours. In contrast, the winter months (January and December) show a much lower moderate UV Index of 4, allowing for safer outdoor activities with longer burn times of 30 minutes. Nevertheless, it remains prudent to remain vigilant when outdoors year-round.

Monthly Maximum UV Index for Sumdo, China

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

The table above highlights how UV exposure in Sumdo 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.

Sumdo'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
Sumdo	4	6	9	12	14	15	14	13	12	9	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