The climate in Olean, MO is generally mild with warm summers and cold winters. The average annual temperature is around 54°F and the average annual precipitation is approximately 45 inches. The area typically experiences both hot and humid summers as well as cold winter temperatures that can drop below freezing on occasion. The area also has occasional storms throughout the year, although they are usually not too severe. The humidity levels tend to be moderate for most of the year, although in the summer months it can become quite humid.
Olean, Missouri gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Olean averages 10 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 196 sunny days per year in Olean. The US average is 205 sunny days.
Olean gets some kind of precipitation, on average, 96 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 88 degrees
Winter Low: the January low is 21
Rain: averages 44 inches of rain a year
Snow: averages 10 inches of snow a year