UV Index in Najeng, Indonesia

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Najeng, Indonesia, where the tropical climate brings with it significant sun exposure throughout the year. With UV levels peaking at 11 between 11:00 AM and 1:00 PM, awareness of these indices is essential for protecting skin health and preventing painful sunburns. By grasping these UV levels, you can take appropriate precautions, ensuring enjoyable and safe outdoor activities while minimizing the risk of long-term skin damage. With Najeng's consistent exposure to high UV radiation, staying informed empowers you to embrace the sun responsibly!

Hourly UV Index in Najeng

The UV Index paints a vivid picture of the sun's intensity throughout the day. At 7:00 AM, it's a gentle 1, gradually rising to a moderate 2 by 8:00 AM. As the morning progresses, the index makes a substantial jump to 5 at 9:00 AM, peaking at an intense 11 from 11:00 AM to 12:00 PM—a time when sun protection becomes essential. The heat starts to taper slightly by 1:00 PM with a reading of 10, falling to 7 by 2:00 PM. By late afternoon, the coverage dwindles, dropping to 4 at 3:00 PM and lingering at 2 by 4:00 PM. As the day winds down, the index dwindles further to 1 at 5:00 PM and finally fades to 0 by 6:00 PM. Protect your skin when the sun is strong, especially 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	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	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 Najeng

The UV Index experiences significant highs throughout the year, remaining in the extreme exposure category from January to December. Notably, the highest UV levels occur from February to March and in October, with indices reaching 16, marking these months as high-risk for skin damage. Visitors and residents should be aware that burn time is only 10 minutes regardless of the month, indicating a consistent risk for sunburn. To protect against harmful UV exposure, it is essential to seek shade, wear protective clothing, use broad-spectrum sunscreen, and limit time outdoors during peak sunlight hours, particularly from February to March and October. Staying vigilant year-round is crucial given the persistent high UV levels.

Monthly Maximum UV Index for Najeng, Indonesia

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

The table above highlights how UV exposure in Najeng 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.

Najeng'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
Najeng	15	16	16	15	12	11	11	13	15	16	15	14