Average humidity in Great Falls (MT)
The mean monthly relative humidity over the year in Great Falls (Montana), the United States of America.
- On average, January is the most humid month, at 63.0%.
- On average, July is the least humid month, at 37.0%.
- The average annual percentage of humidity is 50%.
Forecast for Great Falls (MT)
overcast and snow
broken clouds and no rain
broken clouds and no rain