Sullivan, MO has a humid continental climate with hot summers and cold winters. The average temperature in the summer is around 85°F (29°C) and the average winter temperature is around 28°F (-2°C). There is an average of 44 inches of rainfall each year, with snowfall typically occurring from late November through March. The city experiences all four seasons, with warm and sunny days in the spring and fall, as well as mild winters and hot summers.
Sullivan (zip 63080), Missouri gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sullivan (zip 63080) averages 13 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Sullivan (zip 63080). The US average is 205 sunny days.
Sullivan (zip 63080) gets some kind of precipitation, on average, 98 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 19
Rain: averages 45 inches of rain a year
Snow: averages 13 inches of snow a year