Quick Answer: Is 73 Too Cold For AC?

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..

Is 72 too cold for AC?

For most people, the normal comfort zone temperature sits around 72-73 degrees—but an air conditioner isn’t a highly scientific machine. … Setting the thermostat at 78 degrees typically keeps enough cool air in the room for comfort.

What temperature should I set my air conditioner in summer at night?

The Best Temperature Settings When You’re at Home 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.

What is the best AC temperature to sleep?

A general recommendation is that the optimal temperature for sleeping is between 60⁰ and 67⁰ F, regardless of the season outside3. To help ensure a better night’s rest, consider re-setting your thermostat before you go to bed, leaving enough time for the temperature in your bedroom to adjust.

Is 68 too cold for AC?

But the gist of it is true: an AC unit CAN freeze up if it is set too low. … Unlike low temp refrigeration systems, like your freezer, your AC unit is not designed to take your space into freezing temperatures – not even close! An AC unit is happiest creating space temperatures no lower than 68 degrees fahrenheit.

Can we use AC 24 hours?

A traditional air conditioner is either on or off. … As long as the AC is not undersized it should be quite happy to run 24 hours a day. In fact this should apply to the older style air conditioners as well. No air conditioner will last very long if it’s run at 100% power, 100% of the time.

What happens if you set your AC too low?

But the gist of it is true: an AC unit CAN freeze up if it is set too low. … Unlike low temp refrigeration systems, like your freezer, your AC unit is not designed to take your space into freezing temperatures – not even close! An AC unit is happiest creating space temperatures no lower than 68 degrees fahrenheit.

Is 75 a good temperature for air conditioning?

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. If you’re like most, you are gone during the day.

Is 65 too cold for AC?

The magic number: roughly 65 degrees. According to most studies, the best temperature for getting a good night’s rest is around 65° or somewhere between 60° and 68°. … Colder temperatures alleviate insomnia.

Should I turn off AC 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.

Can sleeping with AC on make you sick?

It is a virus, not cold weather, than causes someone to get sick. Just as this is true for cold weather, so it is the case for rooms cooled with air conditioning. … Because like cold weather, cold air can definitely contribute to someone getting sick, but only if they’ve been exposed to a virus in the first place.

How do I make my air conditioner colder?

The hotter the air that is flowing into your air conditioner from the outside, the the colder you will have to set the air conditioner thermostat to cool off the air inside. You can prove this yourself by turning the thermostat on the air conditioner to the highest setting on a very hot day, then on a merely warm day.

What’s a good temperature for AC?

78 degrees FahrenheitAccording to the Department of Energy1, 78 degrees Fahrenheit is the sweet spot for air conditioners to balance energy savings and comfort when people are at home and need cooling.

Is it cheaper to keep AC on all the time?

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. Your exact results may vary depending on your AC system. So, it’s best to consult a professional if you aren’t sure about how to lower your energy bills.

Is 72 a good temperature for air conditioning?

A series of psychological experiments by the Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) showed that people have been acculturated to believe that 72° F (22.2° C) is the optimum comfortable room temperature.

What temp is too cold for AC?

60 degrees FahrenheitThe limit is usually anywhere below 60 degrees Fahrenheit. You shouldn’t turn your air conditioner on if the minimum outside temperature is below that. If you do, the following can happen. This may ultimately damage the air conditioner.

Can I set my AC to 70?

Do not set your thermostat below 70 degrees as it will not cool any faster and could freeze up the system causing more problems. Understand that there is generally a 20 degree difference between indoor air and outside temperatures.

What is the cheapest temperature to keep your house?

The closer the temperature is on the thermostat to the temperature outside, the less your air conditioner has to work and the lower your energy bill will be. The ideal temperature for your thermostat setting is 78 degrees Fahrenheit. In the winter, it shouldn’t be set above 68 degrees in order to maximize savings.