Homeowners may lower the thermostat or use a dehumidifier, which increases energy use for both the dehumidifier and the air conditioner. For optimal efficiency, set your central air system's fan to "auto" mode and use circulating fans in individual rooms for additional air circulation.
To run your air conditioning for cheaper, consider using a programmable thermostat, sealing gaps in windows and doors, using fans, maintaining your AC unit, and adjusting the thermostat a few degrees higher.
Setting your air conditioning to 72°F is generally considered a comfortable indoor temperature for many people. It strikes a good balance between comfort and energy efficiency, making it a popular choice for residential settings.
A more moderate setting like 24°C (75.2°F) can achieve comfort with reduced electricity usage.
Your air conditioning system is one of the biggest culprits behind skyrocketing electric bills. When your air filter is dirty, refrigerant levels are low, your thermostat is faulty or you lack proper maintenance, your A/C system can end up using a lot more energy than it should.
Set the thermostat as high as comfortably possible during hot weather. The less difference between the indoor and outdoor temperatures, the lower your cooling bill will be. Keep your house warmer when you aren't home during the day, but cooler when you come home at night.
The short answer is yes, it's more cost-effective to keep your air conditioner on all day. However, don't take this as a green light to crank it up to the max 24/7! There's a smart way to go about it, which we'll delve into in a moment. So, why is it cheaper to leave your AC on?
In short, the 20-degree rule of air conditioning states that you should always keep your AC unit at no more than 20 degrees lower than the outside temperature. It means that, if the outdoor conditions are at 95 degrees, you should set your thermostat at no less than 75 degrees.
If you're looking for the most affordable way to cool an entire house over a long period of time, then central air will be more cost-effective. But when it comes to cooling down a couple of rooms or one floor, a window unit may be the cheaper option, with both a lower cost to install and less energy used to run.
The average cost per kWh in the US is currently $0.11, according to the Energy Information Administration (EIA). This means an AC unit could cost you from $5.17 to $5.94 per day to run. Or about $155-$178 per month you're running it.
Conclusion. Finding the right AC temperature for your electricity bill is a balancing act. By setting it around 78°F and considering external factors, you can enjoy comfort and save on energy costs simultaneously. Remember, small adjustments can lead to significant savings over time.
Be More Economical With the Temperature Settings
Because of this, one of the easiest ways to shave a little money off your electricity expenses is to simply raise your set temperature by a few degrees. In fact, we recommend setting your temperature as high as possible while still being within your comfort level.
Heating, Ventilation, and Air Conditioning (HVAC) systems are what keep you warm in the winter, cool in the summer, and comfortable all year long. In the process of creating this warm or cool air, your HVAC systems consume energy. This ends up having a very big impact on your monthly energy bills.
One great way to lower energy costs is to avoid cooling an empty house. This is especially true during the middle of the day. If everyone in your household is either at work or school, then turning the temperature to 78-80 degrees will save you a chunk of change when the energy bill arrives.
Although many people believe that it is more costly to turn your AC on and off vs. leaving it on, this is entirely false. People often base this belief on the idea that powering on your system requires a burst of energy, so leaving it running would minimize energy usage by reducing these bursts.
What is the Best Thermostat Setting for Summer Air Conditioner Use? Energy Star recommends the following thermostat temperatures for your air conditioner in the summer: 78°F during the day if people are home. 82°F at night if people are home.