Watertown, WI Night Sky Brightness
How dark is the sky in Watertown, WI?
Watertown reads as suburban on this dataset's scale. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Watertown's sky is brighter than 74.9% of the 3,206 cities in this dataset.
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.
The nearest darker sky to Watertown
13 miles from Watertown, straight-line, sits Oconomowoc, WI, the nearest city here with a darker sky than Watertown's own suburban band.
Oconomowoc, WI is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Watertown against the rest of the dataset
Watertown, WI has a population of about 22,617, 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, Watertown comes in at 2,390, darkest to brightest.