UV Index in Ketahun, Indonesia

Last updated: June 2, 2025

In Ketahun, Indonesia, being aware of the UV Index is crucial for safeguarding your skin health. With high UV levels peaking around noon—reaching an intense 12—understanding these readings can help prevent painful sunburns and long-term skin damage. Situated in an Af climate zone, Ketahun experiences a consistently warm environment that heightens exposure risks throughout the day. By staying informed on UV levels, you can take the necessary precautions to enjoy the sun safely and protect your skin from harmful effects.

Hourly UV Index in Ketahun

The UV Index throughout the day showcased a dramatic increase in intensity. Early in the morning, at 07:00, it was a mere 1, signifying low exposure risk. However, as the sun climbed higher, the index surged to 12 by 12:00, reaching its peak intensity. This period, from 11:00 to 13:00, urged sun safety measures as values hovered between 11 and 12. Following this peak, the index began its descent, dropping to 5 by 15:00 and tapering further to 1 by 17:00. By sunset, the UV Index had plummeted to 0, marking the end of a day filled with high sun exposure potential. Keep in mind these fluctuations as you plan your outdoor activities!

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	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	moderate	30 min
16:00	3	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 Ketahun

The UV Index remains at extreme levels throughout the year, with the highest readings in January (15) and February (16), where the burn time is a mere 10 minutes. Significant high-risk months for skin damage include February, March, and April when the UV levels reach a peak of 16. As we transition into summer, the index slightly decreases but remains at 12 from June to July, before rising again to 14 in August. Visitors and residents should be vigilant and take precautions year-round, using sunscreen, wearing protective clothing, and seeking shade to minimize exposure during peak hours, especially in the high-risk months when the UV Index escalates. Regular skin checks and protective measures are essential to maintaining skin health in these extreme conditions.

Monthly Maximum UV Index for Ketahun, Indonesia

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

The table above highlights how UV exposure in Ketahun 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.

Ketahun'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
Ketahun	15	16	16	15	14	12	12	14	15	15	15	14