Average humidity in Rantauprapat (Sumatra)
The mean monthly relative humidity over the year in Rantauprapat (Sumatra), Indonesia.

- On average, December is the most humid.
- On average, July is the least humid month.
- The average annual percentage of humidity is: 77.0%
Weather Forecasts for Rantauprapat (Sumatra)
Patchy rain possible
Moderate rain
Patchy rain possible