UV Index in Jakarta, Indonesia

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors of Jakarta, Indonesia, as it plays a vital role in protecting skin health and preventing sunburn. With the city’s tropical climate and high levels of UV radiation, being informed about the daily UV levels is essential for outdoor activities. Notably, Jakarta experiences peak UV exposure between 10 AM and 2 PM, where indices can reach as high as 11—making it imperative to take precautions during these hours. By monitoring the UV Index, you can enjoy the sun safely while safeguarding your skin from its harmful effects.

Hourly UV Index in Jakarta

The UV Index today starts off modestly at 1 by 07:00, but as the sun rises higher, it peaks dramatically at 11 between 11:00 and 12:00, indicating a period of high risk for harm from unprotected sun exposure. At 09:00, it reaches 6, prompting a bit more caution, while 10:00 brings a significant jump to 9. As the afternoon unfolds, the index begins to decline, dropping to 4 by 15:00 and tapering off to 1 by 17:00. After 18:00, the UV Index falls to 0, ensuring that later in the day, the risk of UV exposure diminishes completely. Stay protected during those peak 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.
TimeUVICategoryTime to Burn
07:001low45 min
08:003moderate30 min
09:006high25 min
10:009very high15 min
11:0011extreme10 min
12:0011extreme10 min
13:0010very high15 min
14:007high25 min
15:004moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Jakarta

Throughout the year, UV Index readings reveal significant seasonal changes that should inform both visitors and residents about sun safety. The highest-risk months are February and March, with an extreme UV Index of 16, where the burn time is a mere 10 minutes. Months such as January, April, and November also pose a significant risk with an extreme UV Index of 14. While the UV Index drops slightly to 10 during June and July, these months still fall under the very high exposure category with a burn time of 15 minutes. By August, the risk escalates again to extreme levels. It is essential for everyone to take precautionary measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during high UV Index months to minimize the risk of skin damage.

Monthly Maximum UV Index for Jakarta, Indonesia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Jakarta. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec141616141110101113151413
Data source: Statistical UV Index data for Jakarta, 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 Jakarta UV Index with Other Indonesia Cities

The table above highlights how UV exposure in Jakarta 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.
Jakarta's solar exposure compared to other cities in Indonesia. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Surabaya UVI131514121210111214131313
Jakarta141616141110101113151413
Bekasi UVI141616141110101113151413
Medan UVI131515151412121314141312
Bandung UVI151616151211111214151514