UV Index in Sumberjati, Indonesia

Last updated: June 2, 2025

Being aware of the UV Index is crucial for residents and visitors of Sumberjati, Indonesia, a region characterized by its tropical climate and notable sun exposure. Understanding UV levels is essential for protecting your skin from harmful effects, such as painful sunburns and long-term skin damage. With UV Index readings peaking at 10 during midday hours, Sumberjati experiences significant exposure risks that can impact skin health if precautions aren’t taken. Stay informed and proactive about UV levels to enjoy the beautiful sunshine while safeguarding your wellbeing!

Hourly UV Index in Sumberjati

The UV Index today exhibited a dramatic rise, peaking at 10 between 11:00 AM and 12:00 PM, highlighting the need for sun protection during these hours. As the day progressed, the index escalated swiftly from 2 at 7:00 AM to its maximum, reaching a noteworthy 9 by 10:00 AM. The intensity then stabilized at the peak of 10, before gradually descending to 8 at 1:00 PM and tapering off to a safe 0 by 6:00 PM. Throughout the afternoon, levels dropped significantly, with the UV Index displaying a gentle decline, showcasing a clear pattern of midday sun intensity that encourages us to stay vigilant and protect our skin during the brightest parts of the day.

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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	9	very high	15 min
11:00	10	very high	15 min
12:00	10	very high	15 min
13:00	8	very high	15 min
14:00	5	moderate	30 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 Sumberjati

Throughout the year, the UV Index remains notably high, with several months categorized as extreme exposure risk. From January to April, the UV Index consistently peaks at 15, with a dangerously short burn time of just 10 minutes. Even as the index drops to 12 in May and July, it still poses a significant risk. June marks a slight decrease to 10 (very high), but as summer progresses into August, the index climbs back to 14. The trend continues into September and October, where the index reaches a staggering 16, with a critical 10-minute burn time. Visitors and residents alike should take precautions from January through October, particularly during these high-risk months, by wearing protective clothing, sunscreen, and seeking shade during peak hours to minimize potential sun damage.

Monthly Maximum UV Index for Sumberjati, Indonesia

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

The table above highlights how UV exposure in Sumberjati 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.

Sumberjati'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
Sumberjati	15	15	15	14	12	10	12	14	15	16	15	15