Average humidity in Ionia (MI)
The mean monthly relative humidity over the year in Ionia (Michigan), the United States of America.
- On average, December is the most humid month, at 79.0%.
- On average, May is the least humid month, at 65.0%.
- The average annual percentage of humidity is 71%.
Forecast for Ionia (MI)
broken clouds and rain
overcast and small chance of slight rain
overcast and no rain