Is 75 a good temperature for air conditioning to save money?

Author: Korbin Hoeger  |  Last update: Sunday, March 9, 2025

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. The one consideration to keep in mind is if you have four-legged friends at home. If this is the case, a temperature setting in the 76-78 range is best.

What is the best temperature for AC to reduce bill?

When possible, set your thermostat to at least 78º F in the summer to reduce the difference between outdoor and indoor temperatures as much as possible. You can save six to eight percent on your electric bill for every degree your thermostat is raised above 78º F in the summer, according to Smart Energy.

Is 75 degrees a good setting for AC?

The ideal temperature to set your air conditioner for comfort and energy efficiency is typically around 75°F to 78°F (24°C to 26°C) when you're home. If you're away, you can increase the temperature to save energy, usually around 80°F (27°C).

Is 74 a good temperature to save money on electricity?

For every one degree you go up in temperature, you're reducing your energy usage by about 1%. "The difference between 72 to 74 might be very impactful to your bill, without really making you any more uncomfortable," said Dave Schrader with NRG.

What is the cheapest temperature to keep AC on?

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.

Is 75 a good temperature for air conditioning?

What to set your AC on to save money?

Energy Saver recommends setting your air conditioner to 78 degrees when you wake up, 85 degrees during the day, and 82 degrees when you're sleeping to save the most money. Kureczka suggests bumping the temperature up to the highest setting you're comfortable with.

Does running the AC make your electric bill high?

AC definitely consumes more power than a Fan or a cooler, and how many hours will run AC depends on that your electricity bill will shoot up.

Is 75 too high for thermostat?

It's generally recommended to set the thermostat to a temperature that you find comfortable; however, the World Health Organization recommends keeping room temperatures below 89.6 degrees Fahrenheit during the day and 75.2 degrees Fahrenheit at night for health and comfort.

Is 74 too low for AC?

The Ideal AC Temperature

Between 74-77 degrees F (23-25 degrees C). This will limit the strain on your cooling system, keep energy bills reasonable, and help prevent the coils from freezing.

Is 75 Degrees too hot for a room?

Quick answer: The ideal house temperature is room temperature, which ranges from 68 to 78 degrees F, though this may vary from season to season. In winter, the average room temperature is generally 62 to 68 degrees, whereas in the summer, the average temperature is 72 to 78 degrees.

Does keeping the AC at 78 save money?

U.S. Department of Energy research suggests that setting your programmable thermostat to 78 during the summer months is the best way to save money on your cooling costs while maintaining a comfortable temperature.

What should I set my AC to in summer?

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.

Is 75 a good temperature for air conditioning?

If it's just you and your spouse, you may be fine with the temperature set at 75-77. But if you have kids and pets running around, or you're cooking and using your oven, these things can all raise the indoor temperature noticeably. So, you might find a temperature setting in the 72-74 range more comfortable.

What should I keep my AC on to lower my bill?

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.

What temperature keeps your bill low?

According to the DOE, setting your thermostat back 7°F to 10°F for 8 hours a day from its normal setting can help you save up to 10% in energy costs. This means keeping your thermostat around 78°F in the summer (higher when you're asleep or away) or around 68°F to 70°F in the winter (lower when you're asleep or away).

What temperature should I set my AC to save money?

According to the Department of Energy1, 78° Fahrenheit is the sweet spot for air conditioners to balance energy savings and comfort when people are at home and need cooling. But in reality, this is a question that doesn't have a “one size fits all” answer.

Why is my AC set to 74 but reads 78?

If the temperature is set to 74°F but the thermometer shows 78°F, you will have to recalibrate the thermostat to account for this 4-degree deviation. Even with older AC units or furnaces, you might have to recalibrate your thermostat from time to time.

Which AC temperature is best for an electricity bill?

Keeping a Reasonable Temperature: One will use 3 to 5 per cent less energy for each degree air conditioner is set above 25 degrees C to provide the most comfort at the least cost. Keeping ACs at (24–26 degrees C) can save electricity.

What temperature should I keep my house to save money?

To save money, aim to have your temperature set around 68-72 degrees Fahrenheit when you're at home and awake. This is a comfortable temperature for most with the help of a light sweater. Overnight and when you're out, around 64 degrees Fahrenheit will keep your home at a good temperature.

What temperature should my AC be at night?

The Best AC Temperature for Sleep

The National Sleep Foundation recommends an optimal range to promote sleep, which is between 60 degrees and 67 degrees. Be mindful that this recommendation is for adults. For infants, for instance, the general recommendation is between 67 degrees and 69 degrees.

Is it cheaper to leave your thermostat at one temperature?

Keeping your home at a constant temperature generally means that your HVAC system will run constantly to meet it. This means that your furnace or air conditioner may run when you're asleep, at work, or out of the house. This wastes more energy than the minimal amount that you might save by having it constantly run.

How to minimize AC bill?

Tips to reduce AC bills
  1. Switch off when not in use. This is common sense, if practised properly will cut down AC bills. ...
  2. Set the temperature to the ideal level. ...
  3. Sealing the windows. ...
  4. Operate the AC and fan together. ...
  5. Regular service.

What makes the AC bill go up?

Older homes with poor insulation have walls, windows, and doors that let air conditioned air escape, forcing heating and cooling systems to work overtime. Outdated appliances also use more energy than their modern counterparts. While getting upgrades may cost you upfront, it may end up saving you money in the long run.

Does turning AC on and off cost more?

So, is it better to leave your AC on all day? Well, it depends. After all, turning the AC on and off costs more initially. However, leaving your AC on all day consumes more energy and adds wear and tear to your system, which may cost you more money for repairs in the long run.

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