UV Index in Harapan Jaya, Indonesia

Last updated: June 2, 2025

Understanding the UV Index is crucial for the residents of Harapan Jaya, Indonesia, where the tropical climate brings significant sun exposure year-round. Awareness of UV levels plays a vital role in preventing sunburn and protecting skin health, especially during peak hours when the index reaches a high of 13 at noon. With the sun’s intensity climbing rapidly from 7 to 12 between 9:00 AM and 1:00 PM, knowing when to seek shade or apply sunscreen can make all the difference. Stay informed and safeguard your skin against the harsh UV rays that are characteristic of this sun-drenched region.

Hourly UV Index in Harapan Jaya

As the day unfolds, the UV Index rises dramatically, reaching its peak at 12:00 PM with an impressive 13. Early morning hours start off gently, with a maximum of 2 at 7:00 AM, gradually climbing to 4 by 8:00 AM. The sun's intensity truly kicks in at 10:00 AM, hitting a notable 10 before skyrocketing to 12 by 11:00 AM. A slight decline begins after noon, with the index dropping to 11 at 1:00 PM, then tapering off to 8 by 2:00 PM. As the afternoon progresses, we see a further decrease, plummeting to 5 at 3:00 PM and drifting downwards to 1 by 5:00 PM, before the sunshine's effects completely fade away by 6:00 PM, when the UV Index reaches 0. It’s a reminder to stay sun-safe during those prime 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	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	13	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 Harapan Jaya

The UV Index exhibits extreme levels year-round, with particularly high values from February to April, peaking at 16. January through May consistently show a UV Index of 14-16, indicating a high-risk period for sun exposure and resulting in a burn time of just 10 minutes across all months. Although the UV Index slightly declines during the summer, values remain elevated at 13-14 until November. As a result, both visitors and residents should prioritize sun protection throughout the year, especially during these high-risk months. Recommended precautions include wearing sunscreen, protective clothing, and seeking shade when outdoors to minimize the risk of skin damage.

Monthly Maximum UV Index for Harapan Jaya, Indonesia

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

The table above highlights how UV exposure in Harapan Jaya 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.

Harapan Jaya'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
Harapan Jaya	14	15	16	16	14	13	13	14	14	14	13	12