UV Index in Kotabaru, Indonesia

Last updated: July 2, 2025

In Kotabaru, Indonesia, awareness of the UV Index is crucial for protecting your skin from harmful solar radiation. Understanding UV levels not only helps in preventing painful sunburns but also plays a significant role in maintaining long-term skin health. With a tropical climate characterized by high temperatures and intense sunlight, Kotabaru experiences UV exposure risks that peak around midday, reaching an alarming index of 12 at noon. By staying informed about the UV Index, you can take proactive measures to safeguard yourself and enjoy the beautiful outdoors safely.

Hourly UV Index in Kotabaru

As the day unfolds, the UV Index begins to rise steadily, peaking at 12 around noon, indicating a high risk of harm from unprotected sun exposure. Starting from a mild 1 at 07:00, it climbs to 2 by 08:00, then surges to a significant 9 by 10:00. The intensity continues to escalate, reaching its maximum at 11 by 11:00, just before noon. After a slight dip to 8 by 14:00, the UV Index begins its gradual decline, dropping to 2 by 16:00, and finally resting at 0 by 18:00—a clear indication that the sun's rays are no longer a concern. To protect your skin, it's crucial to seek shade and apply sunscreen during those 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	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	8	very high	15 min
15:00	5	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 Kotabaru

The UV Index displays extremely high levels of ultraviolet radiation throughout the year, consistently remaining between 14 and 16 from January to April and September to December. The months of January, February, March, and April experience the highest UV indexes, making them crucial high-risk months for sun exposure, with a burn time as short as 10 minutes in these periods. Visitors and residents should take precautionary measures such as wearing protective clothing, using sunscreen, and seeking shade, especially during peak hours, to reduce their risk of skin damage. As the UV Index begins to dip slightly in June and July, it still remains within the extreme category, warranting continued vigilance. Therefore, it is essential for everyone to stay informed and prioritize sun safety all year round.

Monthly Maximum UV Index for Kotabaru, Indonesia

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

The table above highlights how UV exposure in Kotabaru 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.

Kotabaru'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
Kotabaru	15	16	16	15	14	12	12	14	15	15	14	14