Yucaipa, CA Night Sky Brightness
Yucaipa, CA: how dark is the sky here?
Satellite radiance puts Yucaipa in the suburban band. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Yucaipa's sky is brighter than 65.9% of the 3,206 cities in this dataset.
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 - see the Bortle scale guide for where they can disagree.
The nearest darker sky to Yucaipa
3 miles from Yucaipa, straight-line, sits Calimesa, CA, the nearest city here with a darker sky than Yucaipa's own suburban band.
Calimesa, CA is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
How Yucaipa compares nationally
Yucaipa, CA counts roughly 54,465 residents, among the 3,206 US cities this site tracks. Yucaipa places 2,101 of 3,206 cities in this dataset's darkest-to-brightest order, ranked by the method in the methodology guide.