Excello, MO has a humid continental climate, with cold winters and hot summers. Average monthly temperatures range from below freezing in the winter months to above 80 degrees Fahrenheit in the summer months. Precipitation is evenly distributed throughout the year, with snowfall occurring most commonly in December and January. The area experiences an annual average of 40 inches of rain, making it one of the wettest areas in the state. The humidity levels are fairly high, especially during late summer and early fall. Summers can be quite hot and muggy at times, while winters can be bitterly cold and windy.
Excello, Missouri gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Excello averages 14 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 195 sunny days per year in Excello. The US average is 205 sunny days.
Excello gets some kind of precipitation, on average, 101 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 87 degrees
Winter Low: the January low is 18
Rain: averages 42 inches of rain a year
Snow: averages 14 inches of snow a year