UV Index in Siso, Indonesia

Last updated: June 2, 2025

In Siso, Indonesia, being aware of the UV Index is crucial for preserving skin health and preventing sunburn. Understanding UV levels helps you make informed decisions about sun exposure, especially in a tropical climate where the sun’s rays can be intense. Throughout the day, UV levels in Siso peak at midday, reaching a maximum of 11 around noon, indicating a very high risk of harm from unprotected sun exposure. By staying informed about these levels, you can take necessary precautions to protect yourself, ensuring that outdoor activities remain enjoyable and safe.

Hourly UV Index in Siso

The UV Index for the day displays a striking pattern of intensity, peaking at 11 around 12:00 PM. Early morning hours start on a low note, with a maximum of only 1 at 07:00 AM. As the sun climbs higher, the index escalates rapidly, hitting 6 by 09:00 AM and soaring to an impressive 10 at 11:00 AM. From there, it reaches its apex at 12:00 PM, before gradually declining in the afternoon. By 3:00 PM, the index drops to 3, further decreasing to 1 by 5:00 PM and finally settling at 0 by 6:00 PM, indicating a much safer level as the day winds down. It’s a clear reminder to stay protected 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	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	3	moderate	30 min
16:00	1	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 Siso

Throughout the year, the UV Index reflects extreme exposure levels, primarily from January to March and during September and October. Notably, the highest values are recorded in February and March with a UV Index of 16. Residents and visitors should be particularly cautious during these high-risk months, as the burn time is consistently 10 minutes across all months. It is essential to take protective measures, such as using broad-spectrum sunscreen, wearing protective clothing, and seeking shade, to minimize the risk of UV exposure. Whether enjoying outdoor activities or simply spending time outside, staying informed and prepared can significantly enhance your safety and well-being.

Monthly Maximum UV Index for Siso, Indonesia

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

The table above highlights how UV exposure in Siso 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.

Siso'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
Siso	15	16	16	14	12	11	11	14	16	16	15	15