How dark is the sky in Greenville, WI?
Greenville's sky measures rural here. Little local light dome. Most stars are visible; the Milky Way is faint but often findable away from town lights. Only 6.8% of the 3,206 cities measured here read darker than Greenville.
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.
Where to go for a darker sky near Greenville
81 miles from Greenville, straight-line, sits Windsor, WI, the nearest city here with a darker sky than Greenville's own rural band.
Windsor, WI is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Greenville against the rest of the dataset
About 13,273 people live in Greenville, WI, sized enough to appear in this dataset of 3,206 incorporated US cities. Among all 3,206 cities here, Greenville ranks 217 from darkest to brightest, 1 being the darkest measured.