Is 68 too cold for AC?

The lower limit
Even when the temperature outside isn't at heatwave levels, we recommend you don't lower the AC's setting below 68°F. This temperature is already more than cool enough for most people, and many will find it too cold.

Is 68 too cold for house in summer?

Best temperature to set your thermostat in summer

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 68 too low for AC in summer?

Finding Your Ideal Temperature

The ultimate answer to, “How cold is too cold?” may be 68 degrees, but to maintain home comfort without wasting energy, keep your thermostat between 72 and 78 degrees. If you're comfortable at 78, then try bumping it up to 79 … and then 80.

Can I run my AC at 65 degrees?

HVAC manufacturers typically advise users not to run their units for extended periods if the temperature is below 65 degrees Fahrenheit. If you need to test your unit, you should do so after the weather has been risen to 60 degrees Fahrenheit for at least three days.

Is 69 degrees too cold for AC?

Turning your AC to 69 degrees is getting relatively close to the “danger zone” for causing it to freeze up and break. Typically, we recommend keeping your thermostat set to no less than 68 degrees. Since 69 is above that temperature, it would most likely be safe.

Is 68 too cold for AC?

What's the lowest an AC can go?

Most air conditioners have minimum thermostat settings at around 60 degrees. Most manufacturers simply assume you won't turn the air conditioner on if the temperature outdoors is 60 degrees. Some older units don't have anything physically stopping you from turning the air conditioner on at this point, though.

What temp is too low for AC?

In most cases, especially in residential applications, you should not run your air conditioner when outdoor temperatures are below 60 degrees. The air conditioner does function, but you are going to burn out the compressor fairly quickly.

Can I set my AC to 65 at night?

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).

Can I run my AC at 70?

If you want to feel good, as in comfortable, many people will want to lower their thermostat to the low 70s in summer. But if you're talking about saving money on energy and limiting your environmental impact, 70 degrees Fahrenheit is a very bad temperature for your AC to reach.

What temperature is healthy for AC?

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.

Is 68 degrees too cold for a house?

The Department of Energy recommends a winter heat setting of 68 °F (20 °C), which matches up very well with the temperatures most of us are comfortable with.

Is 68 degrees warm or cool?

68 to 72 degrees is a temperature range that is not too warm or cool, and is sufficient enough to warm up the home just enough so that everyone is comfortable regardless of the type of clothing they have on.

Is 68 a comfortable temperature? suggests that 68 degrees is a good room temperature while you're awake at home but recommends lowering it while you're asleep or away. Lowering your thermostat 7-10 degrees for eight hours a day can reduce your annual heating expenses by as much as 10 percent.

Why does my house feel cold at 68 degrees?

It has to do with the relative humidity. A higher indoor relative humidity makes the 68 degree temperature feel more comfortable; a low relative humidity makes it feel chilly.

What temp do most people set their AC at?

70-75 Degrees is the Most Popular Average Indoor Temp Year-round.

Should you lower AC at night?

Use Your AC's Fan Mode at Night

You can save on energy by switching your AC unit's operation from cool to fan mode before sleeping. This way, the air still circulates in the room but with less work from the air conditioner, since only the blower fan functions.

How cool should my house be if it's 110 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 it okay to set the AC at 72?

When setting your thermostat, most homeowners find 72 is a good temperature for air conditioning. However, you may need to adjust that setting based on weather conditions. The bigger the difference between indoor and outdoor temperatures, the higher your energy bill will be.

What should AC be set at in summer?

You want to be comfortable this summer without spending a lot of money on air conditioning, right? While you ultimately must decide what temperature you feel comfortable at, the US Department of Energy and Energy Star suggest that the best AC temperature is 78°F for summer days.

Why does my AC not go below 68?

The refrigerant no longer absorbs as much heat and the temperature in the coil drops, causing the evaporator coil to freeze and making the system inoperable until it defrosts. Thus, temperature setting below 68 degrees is generally not recommended for optimal performance.

Will AC freeze up if set too low?

But there's truth to this—an air conditioner can suffer from coil-freeze with the thermostat lowered too far. It's more likely to occur at higher altitudes, such as more than 5,000 feet above sea level.

Is 68 thermostat too low?

The lower limit

Even when the temperature outside isn't at heatwave levels, we recommend you don't lower the AC's setting below 68°F. This temperature is already more than cool enough for most people, and many will find it too cold.

Can you get hypothermia at 68 degrees?

Even mildly cool homes with temperatures from 60 to 65 degrees F can lead to hypothermia in older adults.

Why do people sleep at 68 degrees?

But the right room temperature can also play a crucial role. Studies have found that in general, the optimal temperature for sleep is quite cool, around 60 to 68 degrees Fahrenheit. For some, temperatures that fall too far below or above this range can lead to restlessness.

Is 68 cold at night?

Ultimately, 68 degrees is a great temperature to start out with. However, if you find yourself still freezing under layers of blankets, then bundle up. If you wake up sweating or shivering, increase or decrease the temperature accordingly to get the best sleep possible.
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