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So How Cold Can You Set A Thermostat? Any good air conditioner can typically drop the temperature by a maximum of around 20 degrees Fahrenheit (11C). This is about as cold as the thermostat can get. Though it will use maximum energy to get there.
What temperature is too low for AC?
What Temperature is Too Cold for Air Conditioners? HVAC manufacturers usually recommend that users do not operate their units for prolonged periods of time if the temperature is lower than 65 degrees Fahrenheit.
How low can you set your AC before it freezes?
If you are running your air conditioner when the outside air is below 62 degrees, then the pressure inside of your system will drop and this can cause your air conditioner to freeze up.
Is 70 too low for AC?
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.
Is 68 too cold for air conditioning?
An AC unit is happiest creating space temperatures no lower than 68 degrees fahrenheit. So you’ll still be hot and your thermostat limbo may result in a significant repair bill, or early death of your AC unit, which are definitely NOT great.
Is 67 too cold for AC?
He says not to run the AC unit below 70 degrees indoors because it can freeze the coil. It might be 65 or 68 degrees with some systems. It depends on other factors. It’s a good practice to never go below 70 degrees.
Is it bad to set AC too low?
Lowering the temperature below 77° or 78° is typically ineffective and will cost you a lot of money. Because the AC’s motor only runs at one speed, it will quickly exceed a comfortable temperature and continue to operate for longer, using more and more energy as it does so.
Can I set my AC to 65?
So when can you turn on your air conditioning? A standard system that has the proper refrigerant charge and correct airflow (from good ductwork and a proper fan speed setting on the indoor furnace or air handler) can be turned on at outdoor temperatures at or above 65 degrees.
How do I make my AC 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.
Is 78 too hot for a house?
The US Department of Energy also encourages homeowners to keep their thermostats at 78 degrees when they’re home. “Set your thermostat as high as comfortably possible in the summer,” the energy department explains on its site.
Is 85 degrees too hot for a house?
Be careful not to decrease your home’s temperature to less than 55 degrees in winter or allow your home to warm to more than 80 degrees in summer, as it may leave your home susceptible to damage. An indoor temperature of less than 55 degrees may lead to freezing pipes, while anything more than 80 may damage drywall.
Is 75 degrees hot for a house?
Generally, our bodies are most comfortable when the air inside of our home is within a degree or two of a steady 75 degrees F during the hot, summer months. This temperature setting, however, is only necessary when your house is occupied during waking hours.
How cool should my house be if it’s 90 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.
Is 69 a good AC temp?
Start by setting your air conditioner high When trying to find the most reasonable setting for your air conditioner, you have to start somewhere. 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.
Is 69 degrees cold for a house?
Depending on the season, the ideal house temperature for both comfort and efficiency is between 68 to 78 degrees Fahrenheit. In the summer, the recommended thermostat setting is 78 degrees F. In the winter, 68 degrees is recommended for energy savings.
How cool should my house be if it’s 100 outside?
How cool should my house be if it’s 100° outside? The majority of air conditioning units are designed to only cool the air about 20 degrees from the outside temperature. If the temperatures outside are approaching triple digits, you should set your thermostat at about 78°.
Is 60 too low for thermostat?
For short periods of time away, like going to work, we’d recommend a temperature of around 55 – 60 degrees (F). While away on long periods of time, such as vacation, we don’t recommend setting the temperature any lower than 50 degrees (F).
What is the best AC temperature to sleep?
Sleeping in a room with the air conditioner set to an appropriate temperature is important for quality sleep. The ideal AC temperature for sleeping is around 65°F (18.3°C). However, this may differ between individuals, who might find their ideal AC temperature lies between 60 and 67°F (15.6 and 19.4°C).
Is 72 a good temperature for air conditioning?
Since 72 degrees is generally agreed upon to be an ideal indoor temperature, most people would probably still feel comfortable setting their AC units slightly higher than this, perhaps at around 75.
What temperature should AC be set at in winter?
Set your thermostat to 68 degrees Fahrenheit in the winter According to ENERGY STAR, setting your thermostat to 68 degrees Fahrenheit (20 degrees Celsius) when you’re home is the ideal balance of comfort and energy efficiency.
Is 74 too hot for house in winter?
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. I recommend trying to keep your house below 80 degrees at all times during the summer.
Is 79 too hot for a house?
We recommend that you never set your thermostat above 79 degrees and never below 69. Again above 79 can cause the above issues and below 69 typically will make the air conditioner freeze up.
Is 75 too hot for thermostat?
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.
