Sioux City, Iowa gets 30 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sioux City averages 32 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 Sioux City. The US average is 205 sunny days.
Sioux City 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.
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
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Sioux City is 7.0 (10=best), which means it is more comfortable than most places in Iowa.
8.9 / 4.6
Summer / Winter
June, September and August are the most pleasant months in Sioux City, while January and December are the least comfortable months.