UV Index in Kotabaru, Indonesia

Last updated: July 2, 2025

In Kotabaru, Indonesia, being aware of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels can help prevent painful sunburns and reduce the long-term risks of skin damage and cancer. Kotabaru's tropical climate means that UV exposure can be particularly intense, especially during midday hours when the index peaks at 12. By staying informed about the daily UV Index, you can take proactive measures to enjoy the outdoors safely while protecting your skin from harmful rays.

Hourly UV Index in Kotabaru

The UV Index for the day illustrates a clear pattern of rising intensity as the sun climbs higher in the sky. Starting at 1 at 7:00 AM, the index gradually climbs to 2 by 8:00 AM, signaling the start of a moderately low UV risk. By 9:00 AM, it hits 4, marking the onset of more noticeable sun exposure. The sun reaches its zenith at 12:00 PM, where the UV index peaks at an intense 12—a critical time for sun safety. As afternoon gives way to evening, the index begins to decline, dropping to 6 by 3:00 PM and sinking to a gentle 1 by 5:00 PM. Finally, by 7:00 PM, the UV threat diminishes entirely, with a reading of 0. A day's journey through UV risk highlights the importance of protection during those midday 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	4	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Kotabaru

The UV Index experiences extreme levels throughout the year, peaking from January to March with values reaching as high as 16, indicating a high-risk period for sunburn, with a notable burn time of just 10 minutes. Although the index slightly drops in June and July to 12, it remains in the extreme exposure category. Visitors and residents should be particularly cautious from January to April when the index is consistently high. To safeguard against harmful UV radiation, it is essential to apply sunscreen, wear protective clothing, and seek shade during peak sun hours, regardless of the month. Stay informed and take proactive measures to protect your skin throughout the year.

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	14	15	16	15	14	12	12	14	14	15	14	14