Many hotel thermostats limit how far guests can adjust the temperature, but there's an easy trick you can use to raise or lower it. Taking a vacation means you should be able to do everything your way, from choosing where to stay and eat to deciding what to do. You'd think that would extend to selecting the temperature in your hotel room, too, but that's not always the case. Fiddling with the thermostat, you may notice it doesn't let you lower or raise the temperature past a certain number. There's a reason for that. Many hotels use automated temperature controls to keep rooms within a set temperature range. Before you resign yourself to being overly chilly or sweaty during your stay, here's a simple hack to override the thermostat, so you can adjust the temperature to your liking—and why hotels make it such a hassle in the first place. Courtesy of Starwood Hotels Why Hotels Control the Air Conditioning There are various reasons why hotels take temperature control into their own hands.…