Decatur City, IA has a humid continental climate with warm summers and cold winters. Precipitation is abundant throughout the year, though there are dry periods in both the summer and winter months. Snowfall is moderate during the winter season, usually beginning in late November and lasting through March. Though temperatures can range from hot to cold depending on the season, Decatur City generally experiences mild weather year-round. Average temperatures in July range from 75 to 85 degrees Fahrenheit while January temperatures range from 25 to 35 degrees Fahrenheit.
Decatur City, Iowa gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Decatur City averages 25 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 199 sunny days per year in Decatur City. The US average is 205 sunny days.
Decatur City gets some kind of precipitation, on average, 106 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 86 degrees
Winter Low: the January low is 14
Rain: averages 39 inches of rain a year
Snow: averages 25 inches of snow a year