UV Index in Bali, China

Last updated: July 2, 2025

Understanding the UV Index in Bali, China is crucial for maintaining optimal skin health and preventing sunburn. With its Dwb climate, Bali experiences significant UV exposure, especially during midday when levels peak at an eye-watering 14. Awareness of these UV levels allows residents and visitors alike to take necessary precautions—ensuring safe skin practices and enjoying the tropical beauty without the risk of harmful effects. Whether you're lounging on the beach or exploring the stunning landscapes, being informed about the UV Index can help you make better choices for your health and well-being.

Hourly UV Index in Bali

The UV Index for the day showcases a dramatic rise in intensity as the sun climbs higher in the sky. Starting at a gentle 1 at 07:00, the index escalates rapidly, reaching 4 by 09:00. The peak occurs at 13:00 with a scorching 14, making it crucial for sun safety during these hours. As the afternoon progresses, the UV levels start to decline, with a notable drop to 10 by 15:00 and further to 2 by 18:00. This gradual fade into the evening brings the UV index back down to 1 by 19:00, marking a day where protection against the sun is essential from late morning to early afternoon.

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

Monthly UV Index Trends in Bali

Throughout the year, UV Index values fluctuate, with high-risk months typically occurring from February to September. In February and March, the UV Index reaches a very high level of 8 and 9, bringing burn times down to just 15 minutes. As spring progresses into summer, the UV Index peaks at an extreme level of 14 in June and July, where the risk is critical and burn time is merely 10 minutes. These extreme levels begin to subside in September, but continue to stay high until October. November and December offer some reprieve with moderate (UV Index 4) and high (UV Index 6) exposure categories respectively, allowing for safer outdoor activities. Visitors and residents are advised to take protective measures during the high-risk months by wearing sunscreen, protective clothing, and seeking shade to mitigate the increased chances of skin damage.

Monthly Maximum UV Index for Bali, China

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

The table above highlights how UV exposure in Bali 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.

Bali'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
Bali	5	8	9	13	13	14	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