During the preparations for the Invasion of Normandy, 63rd Medium Rgt was assigned to 21st Army Group in May 1944, landing in France in June as part of 8th AGRA. The regiment served throughout the North West Europe campaign in support of various operations. For example, 8 AGRA supported VIII Corps during Operation Jupiter (the recapture of Hill 112 on 10 July 1944), 15th (Scottish) Division in Operation Guildford (the capture of Blerick on 2 December 1944), and XII Corps during Operation Plunder (the crossing of the Rhine on 23 March 1945).