DarkSkyCheck

What the night sky looks like over Seal Beach, CA

Seal Beach reads as rural on this dataset's scale. Little local light dome. Most stars are visible; the Milky Way is faint but often findable away from town lights. That's brighter than 11% of the 3,206 US cities in this dataset.

The number comes from orbit, not a stargazer's logbook, so treat it as an estimate of sky glow rather than a certified Bortle class.

The nearest darker sky to Seal Beach

The closest place in this dataset with a meaningfully darker sky is Banning, CA, roughly 69 miles away in a straight line, rated dark sky. Road distance will be more.

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

Seal Beach against the rest of the dataset

Seal Beach, CA counts roughly 24,421 residents, among the 3,206 US cities this site tracks. Among all 3,206 cities here, Seal Beach ranks 350 from darkest to brightest, 1 being the darkest measured.