Rockville, MO has a humid continental climate with hot summers and cold winters. It experiences four distinct seasons, with moderate temperatures in spring and fall. Average high temperatures in the summer range from 82 to 87 degrees Fahrenheit, while average winter lows drop to around 14 degrees Fahrenheit. Precipitation is abundant throughout the year; the area receives an average of 48 inches of rain per year. Snowfall amounts vary widely from year to year, but may exceed 15 inches in some years.
Rockville (zip 64780), Missouri gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Rockville (zip 64780) averages 11 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 Rockville (zip 64780). The US average is 205 sunny days.
Rockville (zip 64780) gets some kind of precipitation, on average, 94 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 21
Rain: averages 45 inches of rain a year
Snow: averages 11 inches of snow a year