Printing apparatus and control method therefor

A control method for a printing apparatus including a conveyance unit configured to convey a print medium fed from a feeding apparatus, a printhead configured to print an image by discharging ink to the print medium conveyed by the conveyance unit, a heating unit provided on a downstream side of the printhead with respect to a conveyance direction of the print medium and configured to heat the print medium, and a ventilation unit provided on a downstream side of the heating unit with respect to the conveyance direction and configured to ventilate air in a peripheral space of a conveyance path of the print medium, the method comprising:

• controlling to delay a start of printing by the printhead so that the print medium dried by the heating unit passes through the conveyance path in a state in which a humidity in the space becomes lower than a predetermined value due to the ventilation by the ventilation unit.