Average humidity in Niigata
The mean monthly relative humidity over the year in Niigata (Niigata Prefecture), Japan.
- On average, July is the most humid month, at 78.0%.
- On average, April is the least humid month, at 66.0%.
- The average annual percentage of humidity is 71%.
Forecast for Niigata
overcast and heavy rain
overcast and rain
partly cloudy and chance of slight rain