UV Index in Tiantai, China

Last updated: August 1, 2025

In Tiantai, China, understanding the UV Index is crucial for protecting your skin and overall health. With an average climate that supports vibrant outdoor activities, the risk of sunburn and long-term skin damage increases significantly during peak hours—especially when UV levels soar as high as 13 from noon to 1 PM. By keeping an eye on the UV Index, residents and visitors can make informed decisions about sun protection, ensuring enjoyment of the beautiful landscapes while safeguarding their skin’s health. Remember, awareness is your first line of defense against the sun's harmful rays!

Hourly UV Index in Tiantai

The UV Index exposure throughout the day exhibits a striking progression, peaking at 13 around noon. Starting from a gentle 1 at 7 AM, the index gradually escalates, hitting 3 by 8 AM. As the morning unfolds, it climbs to 5 by 9 AM, reaching a significant 9 by 10 AM. The afternoon sun intensifies, culminating in a maximum value of 11 at 11 AM before surging to its zenith at 12 PM. Following the high point, the index gradually declines, dropping to 12 at 1 PM, and tapering off to 10, 7, and finally 4 by mid to late afternoon. As the sun sets, the UV Index diminishes further, resting at 1 by 6 PM and continuing through 7 PM. It’s advisable to take precautions during peak hours, especially between 11 AM and 1 PM, to ensure safety under the sun.

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	3	moderate	30 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Tiantai

The UV Index displays significant seasonal variations, reflecting changes in sun intensity throughout the year. The high-risk months for UV exposure are April through October, where the index peaks at 13 in July and remains predominantly in the extreme category of 10 or higher. During these months, individuals should limit sun exposure, especially between 10 AM and 4 PM, and take protective measures, such as wearing sunscreen, hats, and protective clothing. January to March and November still carry moderate to high risks, so visitors and residents are advised to remain cautious, while December, with an index of 5, presents the lowest risk, allowing for more extended sun exposure. Always stay informed and prioritize skin safety throughout the year!

Monthly Maximum UV Index for Tiantai, China

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

The table above highlights how UV exposure in Tiantai 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.

Tiantai'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
Tiantai	6	8	9	11	12	12	13	12	11	9	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