Average humidity in Castanhal
The mean monthly relative humidity over the year in Castanhal (Pará), Brazil.
- On average, February is the most humid month, at 90.0%.
- On average, October is the least humid month, at 80.0%.
- The average annual percentage of humidity is 83%.
Forecast for Castanhal
partly cloudy and slight rain
partly cloudy and chance of slight rain
partly cloudy and chance of slight rain