Superior, IA has a humid continental climate with hot summers and cold winters. Summers in the city are typically hot and humid with average temperatures in the low to mid-80s Fahrenheit. Winters are typically cold and snowy with an average temperature of 32 degrees Fahrenheit. The area experiences varied weather throughout the year, including an occasional snowfall even during summer months. Precipitation levels remain relatively consistent throughout the year, although snowfall is typically highest during winter months.
Superior, Iowa gets 30 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Superior averages 37 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 210 sunny days per year in Superior. The US average is 205 sunny days.
Superior gets some kind of precipitation, on average, 86 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 7
Rain: averages 30 inches of rain a year
Snow: averages 37 inches of snow a year