Kirkwood, MO enjoys a moderate climate with four distinct seasons. Summers are typically hot and humid, with temperatures averaging in the mid-80s°F (29-30°C). Winters can be cold, but rarely dip far below freezing. Spring and fall bring mild temperatures with occasional rain showers. Snowfall is rare, with an average of only 7 inches per year. The area experiences about 45 inches of rainfall annually, mostly concentrated between April and September.
Kirkwood (zip 63122), Missouri gets 43 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Kirkwood (zip 63122) averages 14 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 Kirkwood (zip 63122). The US average is 205 sunny days.
Kirkwood (zip 63122) 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 89 degrees
Winter Low: the January low is 23
Rain: averages 43 inches of rain a year
Snow: averages 14 inches of snow a year