UV Index in Rujing, Indonesia

Last updated: July 2, 2025

Understanding the UV Index in Rujing, Indonesia is essential for protecting your skin and overall health. The UV Index indicates the strength of ultraviolet radiation, which peaks during the daytime, particularly between 10:00 AM and 2:00 PM, when values soar to 12—categorizing it as extremely high. With Rujing's tropical climate, awareness of these UV levels is crucial not only to prevent painful sunburns but also to mitigate long-term skin damage. By staying informed and taking appropriate measures, you can enjoy the beautiful sun while keeping your skin safe.

Hourly UV Index in Rujing

The UV Index rises steadily throughout the morning, peaking at an intense 12 around 11:00 AM. Early risers can expect a mild reading of 1 at 7:00 AM, gradually increasing as the sun climbs. By 9:00 AM, it reaches 7, suggesting it's time to start applying sunscreen. The hour between 10:00 AM and 11:00 AM sees the highest levels of UV exposure, with a peak of 10, making it crucial to seek shade or wear protective gear. As the afternoon progresses, the index begins to drop, reducing to 6 by 2:00 PM and continuing downward to 1 by 5:00 PM. By 7:00 PM, the UV Index falls to 0, indicating it's safe to enjoy the evening outdoors without sun protection.

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	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	11	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 Rujing

Throughout the year, UV Index levels remain consistently extreme across all months, with values ranging from 11 to 16. The highest risk months are February and March, where the UV Index reaches up to 16, resulting in a rapid burn time of just 10 minutes. Due to these extreme levels, it is essential for both visitors and residents to take protective measures during sunny days, particularly from January to April and again from September to November. Recommendations include wearing broad-spectrum sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize the risk of skin damage. Staying informed and cautious throughout the year is crucial to ensuring safety from UV exposure.

Monthly Maximum UV Index for Rujing, Indonesia

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

The table above highlights how UV exposure in Rujing 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.

Rujing'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
Rujing	14	16	16	14	13	11	12	13	14	15	15	14