51101 Sioux City, IA has a humid continental climate, meaning the region experiences long hot summers and cold winters. Throughout the year temperatures range from an average low of 19°F (in January) to an average high of 85°F (in July). Spring and fall in this area are mild with temperatures ranging from 41°F to 65°F. The region also receives a moderate amount of precipitation throughout the year, with an average annual total of 29 inches.
Sioux City (zip 51101), Iowa gets 30 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sioux City (zip 51101) averages 32 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 208 sunny days per year in Sioux City (zip 51101). The US average is 205 sunny days.
Sioux City (zip 51101) gets some kind of precipitation, on average, 84 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 10
Rain: averages 30 inches of rain a year
Snow: averages 32 inches of snow a year