White Christmas
Will Castle Rock, CO have a white Christmas?
Castle Rock, Colorado had snow on the ground on Christmas morning in 9 of the 25 Christmases measured from 1996 to 2025. The last white Christmas there was in 2023. A coin flip.
Measured at Castle Rock, 1 mile north of Castle Rock. 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 Castle Rock starts on this page on December 18.