57078 Yankton, SD has a moderate climate with an average temperature of 45°F in January and 76°F in July. The area receives about 25 inches of rainfall per year. There are occasional snowfalls during the winter months, but due to Yankton's location in the Midwest, the snow usually does not stick around for long. Summer months tend to be quite hot and humid with days often reaching over 90°F. Overall, Yankton has a moderate climate that provides its residents with sunny skies and comfortable temperatures throughout the year.
Yankton (zip 57078), South Dakota gets 28 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Yankton (zip 57078) averages 35 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 213 sunny days per year in Yankton (zip 57078). The US average is 205 sunny days.
Yankton (zip 57078) gets some kind of precipitation, on average, 87 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 9
Rain: averages 28 inches of rain a year
Snow: averages 35 inches of snow a year