Fond du Lac, WI: how dark is the sky here?

Fond du Lac's sky measures suburban here. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Only 74.8% of the 3,206 cities measured here read darker than Fond du Lac.

This comes from a satellite measuring light radiating upward, not a person's eyes on the ground, so it isn't the same as a Bortle class, though the two track each other closely.

The nearest darker sky to Fond du Lac

Waupun, WI, about 18 miles away as the crow flies, measures in the suburban edge band, one step darker than Fond du Lac. Actual driving distance will run longer than that straight-line figure.

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

How Fond du Lac compares nationally

Fond du Lac, WI has a population of about 44,469, one of 3,206 US cities of 10,000 or more residents in this dataset. Fond du Lac places 2,386 of 3,206 cities in this dataset's darkest-to-brightest order.