A diving mask (1) comprising a rigid frame (101), at least one lens (102, 103), and a face mask (104) made of soft and elastically yielding material fixed to the rigid frame (101), where the face mask (104) has at least one opening (106, 107) for positioning at least one lens (102, 103), a front hollow projection (112) for housing the nose of the diver and a rear perimeter profile (105) applicable sealingly to the face of the diver so as to delimit an internal space (113) between said mask (1) and the face of the diver adapted to contain the nose and eyes of the diver, where the face mask (104) has a means for cooling the damp air exhaled from the nose of the diver for the dehumidification thereof before reaching the at least one lens (102, 103).