UV Index in Jatiarum, Indonesia

Last updated: June 2, 2025

Understanding the UV Index is crucial for the residents of Jatiarum, Indonesia, where the climate is characterized by its tropical warmth and high humidity. With peak UV levels reaching 10 around noon, awareness of these numbers is vital for preventing sunburn and protecting skin health. As you step out into the vibrant sunshine, being informed about current UV exposure risks can help you take necessary precautions, ensuring that your outdoor activities remain enjoyable and safe. Recognizing how the UV Index varies throughout the day empowers you to make smart choices and safeguard your well-being in this beautiful region.

Hourly UV Index in Jatiarum

The UV Index reveals a significant morning to afternoon rise in solar intensity, peaking at a striking 10 between 11:00 AM and 12:00 PM. Starting from a modest 2 at 7:00 AM, the index climbs steadily, reaching 6 by 9:00 AM and hitting 9 at 10:00 AM. As the sun reaches its zenith, the UVI holds steady at 10, highlighting a period when sun protection becomes crucial. By 1:00 PM, the index begins its gradual decline, dropping to 8, and easing further to 5 by 2:00 PM. As the day progresses into the late afternoon and evening, the UV Index decreases significantly, falling to 1 by 4:00 PM and dipping to 0 by 6:00 PM. This data underscores the importance of being sun-smart during the peak hours of 11:00 AM to 1:00 PM.

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	6	high	25 min
10:00	9	very high	15 min
11:00	10	very high	15 min
12:00	10	very high	15 min
13:00	8	very high	15 min
14:00	5	moderate	30 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 Jatiarum

Throughout the year, UV exposure remains a significant concern, particularly from January to November, where the UV Index consistently ranks as extreme (14-15) or very high (10-12). The highest risk months, identified by an extreme UV index of 15, occur in February, March, September, October, and November, alongside consistently high values in the other months. Notably, the burn time is minimal, ranging from just 10 minutes in most months to 15 minutes in June. Visitors and residents are strongly advised to prioritize sun safety, utilizing SPF protection, wearing protective clothing, and limiting sun exposure during peak hours to prevent skin damage.

Monthly Maximum UV Index for Jatiarum, Indonesia

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

The table above highlights how UV exposure in Jatiarum 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.

Jatiarum'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
Jatiarum	14	15	15	14	12	10	11	13	15	15	15	14
Bandung UVI	15	16	16	15	12	11	11	12	14	15	15	14