How dark is the sky in Beloit, WI?

Beloit reads as suburban on this dataset's scale. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Beloit's sky is brighter than 47.9% 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.

Where to go for a darker sky near Beloit

Roscoe, IL, about 7 miles away as the crow flies, measures in the suburban edge band, one step darker than Beloit. Actual driving distance will run longer than that straight-line figure.

Roscoe, IL is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.

Beloit against the rest of the dataset

Beloit, WI counts roughly 36,633 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Beloit ranks 1,528 from darkest to brightest, 1 being the darkest measured.