Williamsville, MO enjoys a temperate climate with mild winters and hot summers. Average temperatures range from around 25 degrees Fahrenheit in the winter to 84 degrees Fahrenheit in the summer. Rainfall is average throughout the year, with most precipitation falling during spring and summer months. Snow is possible in winter months but typically occurs sparingly. During summer months there are often days of high humidity combined with warm temperatures making it uncomfortable on some days.
Williamsville, Missouri gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Williamsville averages 7 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 212 sunny days per year in Williamsville. The US average is 205 sunny days.
Williamsville gets some kind of precipitation, on average, 103 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 90 degrees
Winter Low: the January low is 23
Rain: averages 48 inches of rain a year
Snow: averages 7 inches of snow a year