A battery module comprising: a plurality of battery cells arranged side-by-side in a stacked configuration, the battery cells having positive and negative cell terminals, and a cover assembly extending across and being coupled to the battery cells, the cover assembly extending along a longitudinal axis between a first end and a second end, a lateral axis between a first side and a second side, the cover assembly including a housing, bus bars extending along the longitudinal axis and being held by the housing and engaging corresponding positive and negative cell terminals of the battery cells to electrically connect adjacent battery cells, the cover assembly further including a temperature monitoring assembly mounted to and extending along a mounting surface of the cover assembly that faces the battery cells via an adhesive layer, the temperature monitoring assembly including an electrical cable, a temperature sensing device mounted to and electrically connected to the electrical cable, and a thermally conductive interface member covering the temperature sensing device, the thermally conductive interface member engaging at least one of the battery cells, the temperature monitoring assembly monitoring a temperature of the at least one battery cell that the thermally conductive interface member engages; characterized in that the temperature monitoring assembly further includes a biasing member, which biasing member engages the mounting surface of the cover assembly via the adhesive layer to bias the thermally conductive interface member of the temperature monitoring assembly into sustained engagement with the at least one battery cell that the thermally conductive interface member engages, wherein the biasing member is compressible or deflectable and is elastically deformed between the electrical cable and the mounting surface of the cover assembly. a plurality of battery cells arranged side-by-side in a stacked configuration, the battery cells having positive and negative cell terminals, and a cover assembly extending across and being coupled to the battery cells, the cover assembly extending along a longitudinal axis between a first end and a second end, a lateral axis between a first side and a second side, the cover assembly including a housing, bus bars extending along the longitudinal axis and being held by the housing and engaging corresponding positive and negative cell terminals of the battery cells to electrically connect adjacent battery cells, the cover assembly further including a temperature monitoring assembly mounted to and extending along a mounting surface of the cover assembly that faces the battery cells via an adhesive layer, the temperature monitoring assembly including an electrical cable, a temperature sensing device mounted to and electrically connected to the electrical cable, and a thermally conductive interface member covering the temperature sensing device, the thermally conductive interface member engaging at least one of the battery cells, the temperature monitoring assembly monitoring a temperature of the at least one battery cell that the thermally conductive interface member engages; characterized in that the temperature monitoring assembly further includes a biasing member, which biasing member engages the mounting surface of the cover assembly via the adhesive layer to bias the thermally conductive interface member of the temperature monitoring assembly into sustained engagement with the at least one battery cell that the thermally conductive interface member engages, wherein the biasing member is compressible or deflectable and is elastically deformed between the electrical cable and the mounting surface of the cover assembly.