UV Index in Onimsari, Indonesia

Last updated: June 2, 2025

In Onimsari, Indonesia, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps residents and visitors alike to prevent sunburn and mitigate long-term skin damage, especially during the peak UV hours. With an Af climate, Onimsari sees a significant variation in UV exposure, reaching dangerously high levels—up to 12—around midday. By being aware of these risks and taking necessary precautions, you can enjoy the beautiful sun while safeguarding your skin’s health.

Hourly UV Index in Onimsari

The UV Index throughout the day reveals a dynamic range of solar intensity, peaking at 12 around noon. Starting the day gently, the index registers a low 1 at 7:00 AM, gradually rising to 2 by 8:00 AM. As the sun climbs higher, it reaches 5 by 9:00 AM, then surges to a robust 11 by 11:00 AM, signaling higher caution for outdoor activities. The peak at midday is a daunting 12, urging everyone to seek shade and wear protective gear. The intensity begins to taper off in the afternoon, dropping back to 8 at 2:00 PM and further to 5 by 3:00 PM. By the late afternoon, the index drops significantly to 1 at 5:00 PM and settles at 0 by 6:00 PM, giving a gentle reminder that the sun's might can vary dramatically throughout the day.

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	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	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 Onimsari

Throughout the year, the UV Index consistently measures in the extreme category, with virtually no month falling below a level of 14. The highest spikes occur from January through May, with values peaking at 17 in both February and March. As summer approaches, the index slightly decreases, remaining at 12-13 from June to August, before rising again in September and settling at 14-15 through the fall and winter months. Given the consistently high UV levels, visitors and residents should prioritize sun safety year-round, particularly during the high-risk months of January to May, where burn times are as short as 10 minutes. It is advisable to wear protective clothing, apply broad-spectrum sunscreen, and seek shade during peak UV hours to minimize skin damage.

Monthly Maximum UV Index for Onimsari, Indonesia

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

The table above highlights how UV exposure in Onimsari 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.

Onimsari'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
Onimsari	15	17	17	16	14	12	13	13	15	15	14	14