UV Index in Medan, Indonesia

Last updated: May 3, 2025

Understanding the UV Index in Medan, Indonesia, is crucial for safeguarding your skin's health and preventing sunburn. With a tropical climate typified by high humidity and intense sunlight, Medan experiences significant UV exposure throughout the day, peaking at a staggering 14 between noon and 1 PM. By staying informed about UV levels, residents and visitors can take necessary precautions to enjoy the beautiful outdoors while minimizing the risks associated with prolonged sun exposure. Keep an eye on the UV Index; your skin will thank you!

Hourly UV Index in Medan

As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 07:00. The intensity ramps up quickly, hitting 2 by 08:00 and surging to a moderate 5 by 09:00. However, as midday approaches, watch out! The index skyrockets to a peak of 14 between 12:00 and 13:00, signaling a high risk of harm from unprotected sun exposure. After this zenith, the UV Index gradually descends, dropping to 11 at 14:00, and then easing to 4 by 16:00. Finally, the index dwindles to 1 by 17:00 and fades to 0 by 19:00, marking a day where sun safety is crucial during those brightest 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
08:002low45 min
09:005moderate30 min
10:009very high15 min
11:0012extreme10 min
12:0014extreme10 min
13:0014extreme10 min
14:0011extreme10 min
15:007high25 min
16:004moderate30 min
17:001low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Medan

The UV Index exhibits remarkably high levels throughout the year, with particularly extreme values from January to April, where the index peaks at 15. The high-risk months for UV exposure are consequently January, February, March, and April, all maintaining the same burn time of just 10 minutes. As summer approaches, the index slightly decreases, yet it remains in the extreme exposure category. Notably, visitors and residents should exercise caution during these months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize the risk of harmful UV exposure. Staying vigilant is crucial, as even on less intense days, the potential for skin damage remains significant.

Monthly Maximum UV Index for Medan, Indonesia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Medan. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec131515151412121314141312
Data source: Statistical UV Index data for Medan, 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 Medan UV Index with Other Indonesia Cities

The table above highlights how UV exposure in Medan 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.
Medan's solar exposure compared to other cities in Indonesia. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Surabaya UVI131514121210111214131313
Bekasi UVI141616141110101113151413
Jakarta UVI141616141110101113151413
Medan131515151412121314141312
Bandung UVI151616151211111214151514