Clayton, IA is located in northeastern Iowa and enjoys a moderate climate throughout the year. The summers are warm with average temperatures ranging from the mid-60s to the upper-80s during the day, while nights cool off to averages in the upper-50s. Winters are cold and snowfall can occur between November and March. Average winter temperatures range between the low 20s and 40s with wind chill values dropping below zero at times. Spring arrives early with mild temperatures in March, and fall is usually pleasant right up until late October or early November.
Clayton, Iowa gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Clayton averages 35 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 189 sunny days per year in Clayton. The US average is 205 sunny days.
Clayton gets some kind of precipitation, on average, 108 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 83 degrees
Winter Low: the January low is 9
Rain: averages 35 inches of rain a year
Snow: averages 35 inches of snow a year