UV Index in Kayen, Indonesia

Last updated: May 3, 2025

Understanding the UV Index in Kayen, Indonesia is crucial for protecting yourself and your loved ones from the sun's harmful effects. With UV levels peaking during midday, awareness of these fluctuations can significantly help in preventing sunburn and maintaining skin health. Kayen's tropical climate, characterized by high humidity and abundant sunshine, elevates the risk of UV exposure, particularly between 10 AM and 1 PM when the index reaches a maximum of 12. Stay informed, and make informed choices to safeguard your skin while enjoying the vibrant outdoors!

Hourly UV Index in Kayen

Today’s UV Index presents a fascinating daily pattern of sun exposure. Starting at 07:00 AM, the index begins modestly at 2, indicating low UV radiation. As the morning progresses, it climbs steadily, peaking dramatically at 12 between 11:00 AM and 12:00 PM, signaling the height of solar intensity. By 10:00 AM, we already hit a significant 10, urging caution for those outdoors. After noon, the index starts to decline, dropping to 6 by 2:00 PM and continuing its descent to 1 by 4:00 PM, where it stabilizes until sunset. The UV radiation finally fades to 0 by 6:00 PM, marking the end of the sun's harsh rays. Remember to protect your skin during those high UV 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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	12	extreme	10 min
13:00	10	very high	15 min
14:00	6	high	25 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 Kayen

Throughout the year, the UV Index exhibits significant seasonal variations, with extreme levels notably persisting from January to April, peaking in February at 16. These high levels continue through most of the warmer months, with July and August also recorded as high-risk months, indicating a UV Index as high as 13. While UV intensity decreases slightly in June, the very high exposure category still warrants caution with a burn time of just 15 minutes. As the year progresses into the fall and winter months, UV levels remain consistent around 14, categorized as extreme, emphasizing that even in colder months, UV protection is crucial. Therefore, residents and visitors should take proactive measures such as applying sunscreen, wearing protective clothing, and limiting sun exposure during peak hours, especially from January through September.

Monthly Maximum UV Index for Kayen, Indonesia

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

The table above highlights how UV exposure in Kayen 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.

Kayen'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
Kayen	14	16	15	13	12	10	11	13	14	14	14	14
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