UV Index in Randumerak, Indonesia

Last updated: July 2, 2025

In Randumerak, Indonesia, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet rays. Understanding UV levels is essential not only for preventing sunburn but also for maintaining long-term skin health. With a climate characterized by high humidity and direct sunlight, Randumerak presents unique UV exposure risks, peaking with an index of 12 around noon. By monitoring these levels, residents and visitors can make informed decisions about sun safety, ensuring that outdoor activities remain enjoyable without compromising their well-being.

Hourly UV Index in Randumerak

As the day begins, the UV Index starts at a mild 2 at 7:00 AM, but it quickly escalates as the sun rises. By 10:00 AM, it peaks at a striking 10, indicating a high risk of harm from unprotected sun exposure. The intensity continues to dominate until 12:00 PM, when it slightly dips to 11 but remains a major concern. As afternoon approaches, the UV Index gradually descends from 9 at 1:00 PM to 6 by 2:00 PM, before more noticeable declines occur, settling at 3 by 3:00 PM. The evening brings a steady reduction, with readings plummeting to 1 by 4:00 PM and 5:00 PM, and finally dropping to zero after 6:00 PM. It's a vivid reminder that during peak hours, taking precautions against sun exposure is essential for skin health!

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	11	extreme	10 min
13:00	9	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 Randumerak

The UV Index trends indicate extreme exposure levels throughout the year, with values consistently ranging from 13 to 16. The highest-risk months are February (16), March (15), and September (15), where residents and visitors should exercise particular caution. The consistently low burn time of just 10 minutes across all months emphasizes the need for diligent sun protection. It is imperative for individuals to apply sunscreen regularly, seek shade during peak hours, and wear protective clothing regardless of the season to minimize the risk of harmful UV exposure.

Monthly Maximum UV Index for Randumerak, Indonesia

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

The table above highlights how UV exposure in Randumerak 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.

Randumerak'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
Randumerak	13	16	15	14	13	11	12	13	15	15	14	13
Bandung UVI	15	16	16	15	12	11	11	12	14	15	15	14