What Temperature Should AC Be Set To?

Is 72 a good temperature for air conditioning?

Once you have the right size air conditioner, there’s still an ideal temperature range to consider.

It’s best to not set your thermostat lower than 70 to 72 degrees.

Most units are not designed to cool a house below that point, and you risk the system freezing up..

What is the best temperature to set your AC?

78 degrees FahrenheitStart by setting your air conditioner high And, the best spot to do it at is 78 degrees Fahrenheit. According to Energy Star, it’s an ideal temperature. 78 degrees keeps you fairly cool and comfortable during the day. It also shouldn’t make your electric bill skyrocket.

What is a good temperature for AC at night?

A general recommendation is that the optimal temperature for sleeping is between 60⁰ and 67⁰ F, regardless of the season outside.

Is it cheaper to leave the AC on all day?

In general, it is cheaper to leave the AC on all day during very hot temperatures. However, it’s not efficient to keep it on full blast all the time. … This can take a long time and place too much strain on the system. For many systems, this can mean less efficient cooling, more frequent repairs, and higher energy bills.

How many hours should an AC run per day?

To effectively maintain the temperature in your home, your air conditioner should cycle two to three times every single hour. In mid weather, a cycle should only last for ten to fifteen minutes.

What is the healthiest temperature to keep your house?

While a typical recommendation is to keep the room between 65 and 72 degrees Fahrenheit, Heller advises setting the temperature at a comfortable level, whatever that means to the sleeper.

Should I turn AC off at night?

Turning off your AC at night might or might not save you a few dollars on your electricity bills. … If the nighttime air that comes into your home cools the indoor temperature to lower than you usually set the thermostat for the air conditioner, turning off the AC should save you some money.

What temperature should you not run air conditioner?

58 degrees FThe general rule of thumb is that you should never run an air conditioner at 58 degrees F or lower unless you understand the system well enough to know it is designed to be run at lower exterior temperatures than most models — or can be run with the heat exchanger disabled.

How cold is too cold for air conditioning?

60 degrees FahrenheitRegardless of the model or brand, each air conditioner has the lowest temperature limit. The limit is usually anywhere below 60 degrees Fahrenheit. You shouldn’t turn your air conditioner on if the minimum outside temperature is below that.

Is 74 a good temperature for air conditioning?

What’s The Best Temperature To Set Your Thermostat: Summer Typically, our bodies are most comfortable when the air inside our home is 74-76 degrees. So, a safe setting is 75 degrees. However, this is only necessary when you’re in your home. … When gone, you can set your thermostat anywhere from 76 to 78.

Is it OK for AC to run all day?

Well, because it’s hotter outside, it’s normal for a central air conditioner to run without cycling on and off as often. Also, running with fewer cycles (turning on and off) is not necessarily a bad thing. In fact, running longer can be positive because it: Helps dehumidify your home (a big plus in Florida)

How cool should my house be if it’s 100 outside?

They recommend that when it’s 90 degrees outside, you should try setting your air conditioning thermostat at 80 degrees or higher. And when it’s 95 to 100 degrees outside (and higher), you should set your thermostat at 85 degrees or higher.

What is the most economical setting for air conditioning?

78 degrees FahrenheitTurning your thermostat to 78 degrees Fahrenheit is the most efficient setting for your air conditioner during warmer months. Reducing your home’s temperature lower, such as to 72 degrees, could increase your cooling costs by as much as 47 percent.

How many hours a day should AC run in summer?

On a normal summer day, you can expect your air conditioner to run somewhere around 15 minutes during every cooling cycle. But if your cooling cycles are lasting 30 minutes, an hour or all day long, there’s a good chance that something is amiss with your system.

Is 78 too hot for a house?

78 degrees is the temperature the U.S. Department of Energy recommends for setting your thermostat while you’re at home. But what if 78 is too hot for your personal comfort level? No worries.

What should the AC be set at in the summer?

To stay comfortable and save money this summer, the U.S. Department of Energy recommends setting your thermostat to 78F (26C) when you are home. Setting your air conditioner to this level will allow you to stay cool and avoid an unusually high electricity bill.

Is 70 too cold for AC?

“Do not run the AC unit below 70 degrees indoors for the same reasons — it can freeze the evaporator coil,” he says. With some systems, that threshold might be 65 or 68 degrees. It depends on other factors, too, including airflow and indoor humidity. That’s why never going below 70 degrees is a safe practice.

Should AC fan be on auto or on?

Keeping your fan on AUTO is the most energy-efficient option. The fan only runs when the system is on and not continuously. There is better dehumidification in your home during the summer months. When your fan is set to AUTO, moisture from cold cooling coils can drip and be drained outside.

Can I run my AC 24 7?

The simple answer is no, you should not run your air conditioner 24/7. According to multiple sources, running your unit constantly puts strain on the air conditioner and wastes large amounts of energy. … The fans use a lot less energy than your air conditioner and will make your home very comfortable.