Washington, MO is located in the Midwestern United States and experiences a humid continental climate, characterized by hot summers, cold winters, and moderate precipitation. Summers bring temperatures that are usually well into the 80s Fahrenheit, while winters can get quite cold with average low temperatures often dropping below freezing. The city receives an average of 44 inches of rain per year, as well as 24 inches of snow. It tends to be more humid than other parts of the country due to its location on the banks of two rivers.
Washington (zip 63090), Missouri gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Washington (zip 63090) averages 12 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Washington (zip 63090). The US average is 205 sunny days.
Washington (zip 63090) gets some kind of precipitation, on average, 107 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 89 degrees
Winter Low: the January low is 22
Rain: averages 44 inches of rain a year
Snow: averages 12 inches of snow a year