The precipitation - relatively light in low-lying communities - was delighting many residents who were taking to social media to post pictures of the unusual sight.
Snowfall was reported in communities from Simi Valley to Malibu to Calabasas to Valencia to the Inland Empire.
At higher elevations, however, the snow was bringing more treacherous conditions for residents and drivers.
A thick layer of snow was covering parts of the 5 Freeway, leading the CHP to close the Grapevine to traffic in both directions.
The I-15 at the California-Nevada state line was also shut down