Yankton, SD Weather & Climate Normals
What a normal year in Yankton actually looks like
On the 30-year record NOAA keeps for Yankton, SD, the comfort score comes out to 37/100, weather-driven: Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. Only 4 months a year land in the 55–75°F range this site treats as mild.
How much Yankton's weather actually swings
Average temperatures in Yankton run from 20°F in Jan up to 75°F in Jul, a 55.2°F seasonal swing, one of the widest gaps in this dataset.
How wet Yankton actually gets
Over a typical year, Yankton sees about 28.66in of precipitation a year across roughly 88 days with measurable rain or snow, with 38.1in of snow a year.
Yankton against the rest of the country
Out of 4876 cities scored here, Yankton comes in at 4767; within SD alone it ranks 17 of 18. Population is about 15,670.
Checking the actual forecast
These figures come from YANKTON 2 E, SD US, the NOAA station 1.7 miles from Yankton, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated