UV Index in Ketahun, Indonesia

Last updated: May 3, 2025

In Ketahun, Indonesia, being aware of the UV Index is crucial for safeguarding your skin health and preventing sunburn. With its tropical Af climate, this region experiences fluctuating UV levels that can peak dramatically, particularly around midday. Understanding these levels is essential for planning outdoor activities safely, as a high UV Index of 14 around noon indicates an increased risk of harm from unprotected sun exposure. By staying informed, residents can enjoy the beautiful sunny days of Ketahun while minimizing the risks associated with excessive UV radiation.

Hourly UV Index in Ketahun

The UV index today begins its gradual ascent at 07:00, peaking at a notable 14 by 12:00. As the sun reaches its zenith, the intensity of UV radiation can be felt, with an alarming index of 12 at 11:00 and 14 at noon—perfect reminders to lather up on sunscreen! After this peak, the values steadily decline, dropping to 10 at 14:00, and eventually tapering off to 1 by 17:00. As evening approaches, the UV index dips further to an almost negligible 0 by 19:00, signaling a safe time to bask in the sunset without worry. Stay sun-safe 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	12	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 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