UV Index in Umbultanjung, Indonesia

Last updated: July 2, 2025

In Umbultanjung, Indonesia, understanding the UV Index is crucial for safeguarding your skin against harmful ultraviolet rays. With the local climate characterized as Af, residents and visitors face notable UV exposure, especially during its peak hours. Knowing the UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health. Daily UV readings can soar, peaking at a dangerous 11 around midday, making awareness and protection from sun damage not just advisable, but vital for everyone enjoying life under the vibrant Indonesian sun.

Hourly UV Index in Umbultanjung

The UV Index today peaked dramatically in the late morning, starting from a low of 1 at 07:00 and climbing to an impressive 11 by 12:00. This intense exposure reached its zenith at 11:00, where precautions were essential as the Index hit 10. As the afternoon progressed, the UV levels began to gradually decline, dropping to 4 by 15:00 and further down to a modest 2 by 16:00. By the evening, the sun had softened, bringing the UV Index back to 1 at 17:00, and ultimately fading to 0 by 18:00, when the day's light had nearly vanished. Make sure to stay protected during peak hours to enjoy the sunshine safely!

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	5	moderate	30 min
10:00	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	7	high	25 min
15:00	4	moderate	30 min
16:00	2	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 Umbultanjung

The UV Index consistently remains extreme throughout the year, with particularly high values from January to April, where it peaks at 16. These months, along with October and November, represent the high-risk periods for sun exposure, all featuring a burn time of just 10 minutes. Even during the summer months of June and July, when the UV Index is slightly lower at 11, caution is still advised. Residents and visitors should take this data seriously, employing protective measures like wearing sunscreen, protective clothing, and seeking shade, particularly during midday hours, to mitigate the risks associated with high UV exposure.

Monthly Maximum UV Index for Umbultanjung, Indonesia

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

The table above highlights how UV exposure in Umbultanjung 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.

Umbultanjung'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
Umbultanjung	15	16	16	15	12	11	11	12	13	16	15	14