White Christmas
Will South San Gabriel, CA have a white Christmas?
South San Gabriel, California had snow on the ground on Christmas morning in 0 of the last 30 Christmases (1996 to 2025). None of them was white. Almost never.
Measured at U C L A, 20 miles west of South San Gabriel. A white Christmas is an inch or more of snow on the ground at the Christmas morning reading, the line NOAA uses, counted from the station's own daily record.
The forecast for Christmas morning in South San Gabriel starts on this page on December 18.
White Christmas near South San Gabriel
https://ryanhallyall.com/white-christmas/south-san-gabriel-ca