UV Index in Ba, Indonesia

Last updated: June 2, 2025

In Ba, Indonesia, being aware of the UV Index is essential for safeguarding your skin and overall health. UV levels can fluctuate dramatically throughout the day, peaking during midday hours with indices soaring to 10, signifying a very high risk of harm from unprotected sun exposure. Understanding these levels not only aids in preventing painful sunburns but also plays a vital role in protecting against long-term skin damage and conditions such as skin cancer. Given Ba's tropical Aw climate, with ample sunshine and high UV exposure, it’s crucial to equip yourself with the knowledge to enjoy the outdoors safely while minimizing health risks. Whether you're exploring, relaxing at the beach, or engaging in daily activities, staying informed about UV levels can help you take proactive measures to protect your skin.

Hourly UV Index in Ba

As the sun rises, the UV Index begins its ascent, peaking at a noteworthy 10 around 11:00 AM and 12:00 PM—be sure to take precautions if you’re out and about! Starting from a modest 1 at 07:00, the index swiftly climbs. By 09:00, it surges to 5, marking the onset of significant UV exposure. The intensity starts to wane post-noon, descending gracefully to 4 by 15:00, and dwindling further to 0 by 18:00. This progression serves as a reminder of the power of the sun—don’t forget your sunscreen 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	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	10	very high	15 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Ba

The UV Index reveals significant seasonal changes in sun exposure, with extreme levels occurring consistently from January through November. The highest risk months are February, March, July, August, and September, all averaging a UV Index of 16 or higher, resulting in a burn time of just 10 minutes. Even in June, while the Index lowers slightly to 10, the exposure remains categorized as very high, allowing for a bit more time before burning at 15 minutes. It is crucial for both residents and visitors to prioritize sun safety throughout the year, particularly between January and November, by wearing protective clothing, applying high-SPF sunscreen regularly, and seeking shade during peak sunlight hours.

Monthly Maximum UV Index for Ba, Indonesia

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

The table above highlights how UV exposure in Ba compares to other major locations across Indonesia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Ba's solar exposure compared to other cities in Indonesia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Surabaya UVI	13	15	14	12	12	10	11	12	14	13	13	13
Bekasi UVI	14	16	16	14	11	10	10	11	13	15	14	13
Jakarta UVI	14	16	16	14	11	10	10	11	13	15	14	13
Medan UVI	13	15	15	15	14	12	12	13	14	14	13	12
Bandung UVI	15	16	16	15	12	11	11	12	14	15	15	14
Ba	15	16	16	14	12	10	11	13	15	15	15	14