White Christmas
Will Allison, IA have a white Christmas?
Allison, Iowa had snow on the ground on Christmas morning in 16 of the 28 Christmases measured from 1996 to 2025. The last white Christmas there was in 2025. A coin flip.
Measured at Allison, under a mile away of Allison. 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 Allison starts on this page on December 18.