Yankton, SD Night Sky Brightness
How dark is the sky in Yankton, SD?
Satellite radiance puts Yankton in the suburban band. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Only 76.6% of the 3,206 cities measured here read darker than Yankton.
Worth remembering: this is satellite radiance, not a ground observation. A true Bortle rating needs a human eye at night, this is the closest large-scale substitute, covered fully in the Bortle scale guide.
Where to go for a darker sky near Yankton
63 miles from Yankton, straight-line, sits Brandon, SD, the nearest city here with a darker sky than Yankton's own suburban band.
Brandon, SD is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Yankton against the rest of the dataset
Yankton, SD has a population of about 15,670, one of 3,206 US cities of 10,000 or more residents in this dataset. Ranked against the other 3,206 cities here by the methodology guide's own sampling, Yankton comes in at 2,443, darkest to brightest.