White Christmas
Will Green Rock, IL have a white Christmas?
Green Rock, Illinois had snow on the ground on Christmas morning in 10 of the 29 Christmases measured from 1996 to 2025. The last white Christmas there was in 2017. Now and then.
Measured at Moline Quad City International Airport, 9 miles west of Green 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 Green Rock starts on this page on December 18.