Average humidity in Nagano
The mean monthly relative humidity over the year in Nagano (Nagano), Japan.
- On average, January is the most humid month, at 78.0%.
- On average, April is the least humid month, at 61.0%.
- The average annual percentage of humidity is 72%.
Forecast for Nagano
partly cloudy and rain
broken clouds and no rain
partly cloudy and rain