A temperature control system includes a heat transfer medium supply configured to supply a first heat transfer medium of a first temperature into a heat transfer medium path; at least one heat transfer medium storage provided between the heat transfer medium path and the heat transfer medium supply and configured to store a second heat transfer medium of a second temperature higher than the first temperature; a heat transfer medium supply control device provided between the heat transfer medium supply and the heat transfer medium path and between the heat transfer medium storage and the heat transfer medium path and configured to stop a supply of the first heat transfer medium into the heat transfer medium path from the heat transfer medium supply and to supply the second heat transfer medium into the heat transfer medium path from the heat transfer medium storage when a heating unit generates heat.