Manteca, CA Night Sky Brightness
How dark is the sky in Manteca, CA?
Satellite radiance puts Manteca in the suburban band. Light dome dominates much of the sky. Only the brightest stars and planets stand out clearly. Only 55.1% of the 3,206 cities measured here read darker than Manteca.
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.
Where to go for a darker sky near Manteca
The closest place in this dataset with a meaningfully darker sky is Lathrop, CA, roughly 5 miles away in a straight line, rated suburban edge. Road distance will be more.
Lathrop, CA is itself still a measured city, not a designated dark-sky park, this only compares against the 3,206 places this dataset covers.
Manteca against the rest of the dataset
Manteca, CA counts roughly 94,292 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, Manteca comes in at 1,758, darkest to brightest.