Dyer, IN Night Sky Brightness
How dark is the sky in Dyer, IN?
Satellite radiance puts Dyer in the urban band. Sky glow overhead most nights. Typically only planets, the Moon, and a handful of the brightest stars are visible. That's brighter than 89.6% of the 3,206 US 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.
How far Dyer is from a meaningfully darker sky
Schererville, IN, about 4 miles away as the crow flies, measures in the suburban band, one step darker than Dyer. Actual driving distance will run longer than that straight-line figure.
Schererville, IN is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Dyer against the rest of the dataset
Dyer, IN counts roughly 16,341 residents, among the 3,206 US cities this site tracks. Ranked against the other 3,206 cities here by the methodology guide's own sampling, Dyer comes in at 2,857, darkest to brightest.