UV Index in Kertosari, Indonesia

Last updated: June 2, 2025

In Kertosari, Indonesia, understanding the UV Index is crucial for safeguarding your skin and overall health. With high UV levels—peaking at an intense 11 around noon—being aware of the daily UV trends can help you take necessary precautions against sunburn and long-term skin damage. The tropical Aw climate of Kertosari means consistent exposure to the sun, making it essential to monitor UV conditions to enjoy the outdoors safely. By staying informed about UV levels, you can protect yourself and your loved ones while soaking up the beauty of this vibrant region.

Hourly UV Index in Kertosari

As the sun rises, the UV Index begins to climb, peaking dramatically at 11 by 11:00 AM, signaling the day's intense sun exposure. From a gentle 2 at 7:00 AM, the index escalates through the morning, hitting 9 by 10:00 AM and reaching a midday pinnacle of 11. After this height, the UV levels start their gradual descent, dropping to 8 by 1:00 PM and further tapering off to 5 at 2:00 PM. As afternoon turns to evening, the UV Index decreases significantly, settling at 0 by 7:00 PM. This data highlights the importance of sun protection during the peak hours, especially between 10:00 AM and 2:00 PM, when the potential for skin damage is at its highest. Stay safe and enjoy the sunshine wisely!

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	11	extreme	10 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 Kertosari

Throughout the year, the UV Index remains consistently high, with extreme levels recorded from January to December. The highest UV Index values occur in February (16) and remain above 13 until the end of August, indicating that these months pose the greatest risk for sunburn and skin damage, particularly with a rapid burn time of just 10 minutes across all months. Visitors and residents are strongly advised to take precautions during high-risk months, which span from January through November, by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during midday hours. Remember, even on cloudy days, UV rays can penetrate and cause harm, so stay vigilant and prioritize sun safety year-round.

Monthly Maximum UV Index for Kertosari, Indonesia

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

The table above highlights how UV exposure in Kertosari 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.

Kertosari'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
Kertosari	14	16	15	14	13	11	12	13	15	15	14	14