UV Index in Siabu, Indonesia

Last updated: May 3, 2025

Understanding the UV Index is essential for residents and visitors in Siabu, Indonesia, where the tropical climate can lead to high levels of sun exposure. With UV levels peaking at 15 around midday, awareness of these fluctuations is crucial for preventing sunburn and protecting skin health. By recognizing when UV rays are strongest, individuals can take proactive measures to stay safe while enjoying the outdoors. Siabu's climate, classified as Af (tropical rainforest), presents unique challenges as high humidity can amplify UV effects, making it vital to stay informed about daily UV trends to ensure effective sun protection strategies.

Hourly UV Index in Siabu

As the day unfolds, the UV Index peaks dramatically, starting at a mild 1 at 7:00 AM and escalating to an impressive 15 by noon. The sun's intensity is most striking between 10:00 AM and 1:00 PM, where the index reaches its zenith at 15 at noon. Shortly after this, the reading begins to drop, falling to 11 by 2:00 PM and gradually decreasing to 1 by 5:00 PM. By evening, the UV levels retreat down to 0 by 7:00 PM, reminding us how critical it is to protect our skin during those midday hours when sunlight is at its strongest. Make sure to embrace the shade or apply sunscreen when the UV Index soars!

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	6	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	15	extreme	10 min
13:00	14	extreme	10 min
14:00	11	extreme	10 min
15:00	7	high	25 min
16:00	4	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 Siabu

Throughout the year, the UV Index consistently remains in the extreme category, with values ranging from 13 to 16 from January to May, followed by a slight decrease in June and July. Despite the drop, these months still maintain an extreme exposure level. Notably, March and April see the highest UV Index at 16, making them critical months for sun safety. As the year progresses, September and October continue to reflect high levels of UV radiation, with values of 15, indicating that protection from sun exposure remains essential. Visitors and residents alike are advised to take necessary precautions, including wearing sunscreen, protective clothing, and seeking shade, especially during peak sun hours, to minimize the risk of skin damage throughout all seasons.

Monthly Maximum UV Index for Siabu, Indonesia

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

The table above highlights how UV exposure in Siabu 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.

Siabu'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
Siabu	15	15	16	16	15	13	13	14	15	15	14	13