UV Index in Jangkat, Indonesia

Last updated: January 18, 2026

Understanding the UV Index is crucial for the residents of Jangkat, Indonesia, where the tropical climate brings intense sunlight, especially during midday hours. With UV levels peaking at 13 between 12:00 PM and 1:00 PM, awareness of these fluctuations can help prevent sunburn and promote long-term skin health. By recognizing the daily UV risks, locals can take proactive measures to safeguard their skin while enjoying the beautiful outdoors. Stay informed and stay safe under the sun!

Hourly UV Index in Jangkat

As the sun rises, the UV Index begins its gradual ascent, hitting a mild 1 by 7:00 AM. The intensity grows steadily, reaching 2 by 8:00 AM and then surging to 5 at 9:00 AM. By 10:00 AM, the index peaks at a robust 8, warning of increasing exposure risk. 11:00 AM sees the UV rays intensify to an impressive 11, leading to a maximum of 13 at 12:00 PM, making it critical to stay protected. The afternoon sun starts to mellow out, dropping to 12 by 1:00 PM, then gradually tapering off to 10 at 2:00 PM, 6 at 3:00 PM, and further declining to 3 at 4:00 PM. Finally, as evening descends, the index falls to 1 by 5:00 PM and remains at that level through 6:00 PM, until fading to 0 after sunset at 7:00 PM. Stay vigilant and shield yourself during those peak 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	60+ minutes
08:00	3	moderate	30–60 min
09:00	6	high	15–30 min
10:00	10	very high	10–15 min
11:00	14	extreme	<10 minutes
12:00	15	extreme	<10 minutes
13:00	15	extreme	<10 minutes
14:00	12	extreme	<10 minutes
15:00	8	very high	10–15 min
16:00	4	moderate	30–60 min
17:00	1	low	60+ minutes
18:00	1	low	60+ minutes
19:00	0	low	60+ minutes

Monthly UV Index Trends in Jangkat

The UV Index shows extreme levels of solar radiation throughout the year, with particularly high values from January to May, peaking at 17 in March. While January to April have the highest indices of 15-17, June to August see a slight decrease, ranging from 12 to 15. However, the risk remains extreme even in the cooler months, sustaining a burn time of just 10 minutes across all months. As such, visitors and residents should take proactive measures year-round, including wearing broad-spectrum sunscreen, protective clothing, and UV-blocking sunglasses to mitigate health risks associated with sun exposure, especially from January to April when UV levels are at their highest.

Monthly Maximum UV Index for Jangkat, Indonesia

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

The table above highlights how UV exposure in Jangkat 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.

Jangkat'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
Jangkat	15	16	17	16	14	12	13	15	15	15	15	15