Average humidity in Saint Clairsville (OH)
The mean monthly relative humidity over the year in Saint Clairsville (Ohio), the United States of America.
- On average, September is the most humid month, at 72.0%.
- On average, April is the least humid month, at 59.0%.
- The average annual percentage of humidity is 68%.
Forecast for Saint Clairsville (OH)
overcast and heavy rain
overcast and chance of slight rain
broken clouds and no rain