What is the best temperature for heater at night?

Author: Dr. Jerry O'Connell DDS  |  Last update: Tuesday, December 16, 2025

The U.S. Department of Energy says an indoor temperature of 65 degrees Fahrenheit at night is best. Setting your thermostat to a lower temperature at night may actually help you sleep better. Medical experts know that our body temperature drops at night.

What temperature should I leave my heating on overnight?

Your thermostat should be set to around 18-21°C, which is the lowest comfortable temperature that is economical too. Not only will this lower your heating bills, it will help to lower your carbon footprint and reduce your households' environmental impact.

What temperature to keep heat on at night?

The National Sleep Foundation recommends setting your thermostat to 66--72° F for a good night's sleep.

What temperature should overnight heater be?

turn down the thermostat to between 18 and 21˚C – every degree warmer costs you around 5–10% more. turn your heater off overnight or turn the thermostat down even further.

Is 72 a good temperature for heat in the winter?

While there are occupants in the house, it is advised for homeowners to set their thermostats between 68 and 72 degrees to promote maximum comfort. A pleasant temperature for everyone in the house, regardless of the apparel they are wearing, is between 68 and 72 degrees, which is neither too warm nor too cool.

Where should you set your thermostat when the temperatures are cold?

Is 72 degrees too hot to sleep in?

Sleep experts believe the best temperature for great sleep is between 68-72 degrees Fahrenheit. But in addition to making you uncomfortable and interfering with healthy sleep patterns, being too hot at any time of day or night can cause health risks like dehydration and heat stroke.

Is 75 too high for heat in winter?

Nationwide average: 60 to 75 degrees Fahrenheit

The ideal temperature in the United States during winter ranges between 60 to 75 degrees Fahrenheit. This is an average temperature to set your thermostat settings based on varying climates nationwide.

Is it worth turning the heat down at night?

A better idea: Turn the heat down, not off

Here's the secret: Set the temperature of your home at least eight degrees lower for the eight hours or so that you sleep at night. Every degree you lower the thermostat can net you an estimated 1% off your heating bill.

Is 64 too cold for a house?

The World Health Organization recommends keeping indoor temperatures between 64 and 75 degrees Fahrenheit for healthy people. The minimum temperature should be kept above 68 degrees Fahrenheit to protect the very young, the elderly, or people with health problems. Watch out for signs of hypothermia.

What is the best temperature for a heater to sleep?

The best room temperature for sleep is approximately 65 degrees Fahrenheit (18.3 degrees Celsius). This may vary by a few degrees from person to person, but most doctors recommend keeping the thermostat set between 65 to 68 degrees Fahrenheit (15.6 to 20 degrees Celsius) for the most comfortable sleep.

Can I leave my heater on all night?

Use Caution When Using Space Heaters – Do Not Leave Unattended! Space heaters—whether electric or propane—pose a high level of risk. They are not safe to use during the night.

What is the cheapest temperature to keep your house in winter?

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.

Is 75 degrees hot at night?

Really anything over 70 (degrees) is too toasty and hot.” Sleeping too hot or too cold can affect a good night's rest, but Dr. Drerup said people tend to have more difficulties with the heat. People who sleep in hot environments have been found to have elevated levels of the stress hormone cortisol the next morning.

What should I set my heat to overnight?

When it comes to the best temperature for your furnace in the winter at night, it is time to turn that thermostat down. As a general rule, the recommended heater temperature at night is between 60 and 67 degrees Fahrenheit. A thermostat setting of around 65 degrees is actually better for your health.

Is it cheaper to have heating on low constantly?

According to the experts at the Energy Saving Trust, the idea that you can save money by keeping your central heating permanently on low is a myth. This is mainly because of problems with home insulation. If your house is old or draughty, for example, heat will be leaking out through windows and doors.

How cold should I let my house get at night?

The best winter thermostat setting is 62 to 68 degrees. On winter days, program your home's thermostat to 68 degrees for a comfortable indoor temperature while you're home and awake. When sleeping, program your thermostat to 62 degrees. Consider rolling this temperature back to 55 degrees when no one is home.

Can I keep my house at 60 degrees in the winter?

Recommended Temperature When You Are Home

The World Health Organization (WHO) recommends setting your thermostat no lower than 64 degrees (F) in the Winter months while people are in the home.

Why does my house feel cold at 68 degrees?

There may be drafts and pockets of colder air near the floor; The walls are colder and don't emit the usual amount of infrared radiation, so you lose heat due to your body emitting more IR than it receives; You may spend more time indoors and hence have less physical activity, so your body generates less heat.

Is 65 too low for a thermostat in winter?

In sum, it's important to keep your thermostat at 65 degrees or warmer when it's cold out. The cold is more than just unpleasant, it can cause health problems overtime. Keeping your home warm will keep you and your family happy and healthy.

How low should heat be set at night?

The U.S. Department of Energy says an indoor temperature of 65 degrees Fahrenheit at night is best.

What temperature should you leave heating on at night?

Instead, keep the heating on a low setting, such as 18°C, and use a Smart thermostat to lower it when you're away. Keeping the heating on overnight at a steady temperature also ensures that everyone in the household remains comfortable and the heating system doesn't have to work too hard to warm up the house again.

Is it better to leave heating on low at night?

There have been many reports from doctors that sleeping with the heating on all night can cause your body to overheat much more quickly. The Sleep Charity advises that an ideal bedroom temperature is 16-18 degrees celsius. Temperatures over 24 degrees celsius can impact your sleep and cause restlessness.

What is the highest I should set my heat for in winter?

General recommendations for winter thermostat settings: If someone is at home in the daytime, 72° F (22° C) is a good start, but aim for 68° F (20° C). If everyone is away from home in the daytime or you're asleep at night, we feel 66° F (19° C) to 62° F (17° C) is best.

Why does my house feel cold at 75?

If you're cold even though your thermostat indicates you shouldn't be, your furnace likely isn't the problem. In most cases, it's working just fine. It's your home that needs attention. Lack of insulation, severe air leakage, and/or unbalanced ductwork are frequently to blame.

What is the best room temperature for the elderly?

What Is the Ideal Room Temperature for an Elderly Person? Research has shown that the average and safe room temperature for older adults is around 78 degrees. To prevent an elderly adult from becoming too cold, it is recommended that the room temperature never falls below 65 degrees.

Previous article
Will grass grow back after too much fertilizer?
Next article
Should I use plywood or OSB for walls?