The invention relates to an air conditioning device for a motor vehicle with at least one passenger seat (26) and a front seat (12) positioned ahead of the passenger seat (26) and with its backrest facing the passenger seat (26), wherein a footwell (28) surrounded by floor and side wall structures is arranged between the passenger seat (26) and the front seat (12), comprising at least one rear compartment climate element (14) integrated into the front seat backrest and/or the footwell wall structure. The invention is characterized in that the rear compartment climate element is designed as a wall surface configured as an electrical temperature-controlled surface (14).