The energy consumption of an air conditioner can vary depending on various factors, including the temperature setting. In general, setting your air conditioner to lower temperatures will result in higher energy consumption. This is because the air conditioner has to work harder and run for longer periods to achieve and maintain lower temperatures.
The U.S. Department of Energy suggests setting your air conditioner to around 78 degrees Fahrenheit (25.5 degrees Celsius) during the summer months for a balance between comfort and energy efficiency. Each degree lower than this set point can increase energy consumption by approximately 3-5%. So, if you set your air conditioner to 72 degrees Fahrenheit (22 degrees Celsius), it could potentially consume significantly more energy.
It's worth noting that factors like the size and efficiency of the air conditioner, insulation in your home, local climate, and personal comfort preferences can also impact energy consumption. Additionally, using features like programmable thermostats, energy-saving modes, and proper insulation can help optimize energy efficiency and reduce overall consumption.