What Temperature Should You Set Your Heater To?

What temperature should you set during the day?

Setting your heater to 68 degrees Fahrenheit while you are awake and active inside strikes the best balance between cozy comfort and an affordable utility bill. At 68 degrees, your body retains comfortable warmth when wearing normal indoor clothing, such as jeans and a long-sleeve shirt or light sweater. Pushing the setting up to 72 or 74 degrees forces your heating equipment to run almost continuously to fight the outdoor chill, causing your monthly energy bill to spike.

The secret comes down to the temperature difference between indoor and outdoor air. Heat naturally travels toward cold spaces. The warmer you keep your home compared to the freezing winter air outside, the faster heat escapes through windows, walls, and door frames. Maintaining a steady room air temperature of 68 degrees slows that rate of heat loss. Your equipment cycles less frequently, which saves fuel and electricity while preventing premature mechanical wear.

Holding at 68 degrees also protects your indoor air quality. Heating cold air dries it out, leading to scratchy throats and dry skin. A 68-degree setting preserves natural indoor humidity far better than blasting the heat.

What should you set the heat to at night?

When you head to bed, lower your heater setting to between 60 and 65 degrees Fahrenheit. Sleeping in a cooler room matches your body's natural circadian rhythms. As you fall asleep, your core body temperature drops by a couple of degrees. If your bedroom is too warm, your body struggles to shed that heat, causing restless tossing, turning, and nighttime waking.

Cooler nighttime settings also unlock major energy savings. You spend about eight hours tucked under sheets, quilts, or a duvet. These blankets trap your body heat in a warm pocket right around your skin, keeping you comfortable regardless of the room temperature. Heating hundreds of cubic feet of empty air all night wastes money when your bedding already does the job.

Apply that same reduced setting when your house sits empty during the workday. Dropping the thermostat to 60 or 62 degrees while everyone is away cuts down on wasted heat. A cooler house loses warmth to the outdoors much slower than a hot house. Your heater uses far less energy to warm the home back up when you return than it would consume maintaining 68 degrees all day.

When do you need to bump the heat higher?

While 68 degrees works well for healthy, active adults, certain family members and living conditions require extra warmth. Adjust your thermostat higher if any of the following situations apply in your home:

• Infants and toddlers: Young babies cannot regulate their body temperature as efficiently as adults. Keep the nursery between 68 and 72 degrees Fahrenheit, and dress your baby in breathable, footed sleepwear to maintain safe warmth.
• Elderly family members: Older adults often have slower circulation and less muscle mass, which makes them feel chilled quickly. Setting the thermostat to 70 degrees helps prevent dangerous drops in body temperature and eases stiff joints.
• Illness or recovery: Anyone recovering from surgery or fighting a fever needs a warm, steady environment around 70 to 72 degrees so their body can focus energy on healing.
• Short-haired or senior pets: While thick-coated pets handle cooler rooms easily, smaller dogs and arthritic senior pets benefit from cozy beds kept away from drafty floors.
• Drafty living spaces: In older buildings or when choosing a heater for a mobile home, thin exterior walls can make 68 degrees feel colder than it reads. Bump the setting up a degree or two until drafts are properly sealed.

How do you set a heater dial with no numbers?

Many portable space heaters use a blank dial with just a plus sign, a minus sign, or a line that gets thicker. Guessing where to turn the knob usually leaves you shivering one hour and sweating the next. You can calibrate this dial to your exact comfort level by following these steps:

1. Position the heater safely: Place the heater on a flat, level floor at least 3 feet away from curtains, furniture, bedding, and walls. Plug the power cord directly into a dedicated wall outlet, never into an extension cord or power strip.
2. Turn the dial to maximum: Turn the thermostat knob all the way up to its highest position and select the full 1500-watt heat setting. Let the unit run to warm the room.
3. Wait for your ideal room warmth: Stay in the room and go about your normal routine. Once the room air temperature reaches the exact comfort level you want, walk over to the heater.
4. Turn the dial backward until it clicks: Slowly rotate the dial toward the minimum setting. Listen closely. You will hear a faint physical click, and the heating element or fan will turn off. Stop turning the moment you hear that click.
5. Leave the dial in that position: That click signals that the heater's sensor has matched your current room air temperature. The unit will now manage its thermostat cycle, which is the heater turning on and off automatically, to hold that warmth.

Does turning the heat all the way up warm faster?

Cranking your thermostat up to 80 degrees will not warm a chilly room any faster than setting it directly to 68 degrees. Heating equipment does not operate like a gas pedal in a car. You cannot push down harder to produce hotter air.

Your heater delivers warmth at one steady, fixed rate. The air blowing from your vents is the exact same temperature whether your thermostat is set to 68 degrees or 85 degrees. The temperature setting simply tells the equipment when to shut off. Setting the dial higher only means the heater will run longer, blowing past your comfort zone and turning the room into a stuffy, overheated sauna.

Cranking the dial wastes electricity or fuel and strains internal components. You often end up opening a window to dump the excess heat you just paid to generate. Set your desired target temperature and give the room fifteen to thirty minutes to reach that warmth naturally.

How can you stay cozy without raising the heat?

You can stay warm at 68 degrees without bumping the thermostat higher. Making simple adjustments around your living space stops heat from escaping and keeps you comfortable all winter long:

• Reverse your ceiling fans: Switch your ceiling fan blades to rotate clockwise at low speed. Hot air naturally rises, and this gentle updraft pushes the warm air collected near the ceiling back down into your living space.
• Harness natural sunlight: Open curtains on south-facing windows during clear days so sunlight warms your floors and furniture for free. Close heavy drapes at sunset to lock that heat inside and block nighttime drafts.
• Block gaps under doors: Air leaks under exterior doors pull icy drafts across floors. Place a fabric draft stopper or rolled towel along drafty doorways to keep cold air out.
• Dress in warm layers: Bare feet trick your whole body into feeling chilled. Wearing thick wool socks, warm slippers, and a fleece sweater lets you feel cozy at 66 or 68 degrees.
• Isolate drafty zones: Keep interior doors shut to unheated spaces like garages or enclosed porches. If you actively spend time in these border areas, use a dedicated heater to warm drafty spaces rather than cranking whole-house heat into an uninsulated room.

Can a portable space heater help lower your heating bill?

Using a portable space heater lets you practice zone heating, which means warming only the room you occupy instead of paying to heat the entire house. If you spend your evening in the living room or work from a home office, you can lower your main thermostat to 62 degrees and use a space heater to keep your immediate space at 68 degrees.

Look for a model with a digital temperature dial that clicks on and off to hold your set warmth automatically. A digital readout takes the guesswork out of temperature control. Select a unit with versatile power levels, such as a low 750-watt mode for small rooms and a full 1500-watt mode for larger areas.

Safety features are essential. Verify that your unit includes a tip-over safety switch that cuts power instantly if the unit is knocked over or tilted, along with an automatic overheat sensor that shuts the unit off if internal parts get dangerously hot. Keep a 3-foot safety buffer around the heater, and always plug it directly into a standard wall outlet. For unheated workshops or utility spaces, choose a sturdy garage heater with a thermostat designed for rugged environments.

1

Honeywell HeatGenius Ceramic Heater, Black – Easy to Use Space

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  9.0
• Brand
  Honeywell

Key specs2

Thermostat and Timer Controls

The digital interface pairs a programmable thermostat with a 2-hour auto-off timer to manage single-room warmth without overheating.

Safety Housing

Cool-touch plastic with 3x overheat protection

Pros & cons42

Pros

• Features 6 customized heat settings for tailored room temperature control
• Includes a programmable thermostat to maintain desired warmth automatically
• Equipped with 3x overheat protection, thermal wiring, and tip-over shut-off
• Cool-touch plastic housing prevents burns during sustained heating

Cons

• Timer option is restricted to a 2-hour auto-off window
• Coverage square footage is not specified in the manufacturer listing

2

Honeywell HHF360V 360 Degree Surround Fan Forced Heater with Surround

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  9.0
• Brand
  Honeywell

Key specs2

Heat Distribution Pattern

360-degree surround fan-forced airflow

Portability Dimensions

8 x 8 x 11.5 inches at 3 pounds

Pros & cons42

Pros

• Distributes warmth in all directions using 360-degree surround airflow
• Lightweight 3-pound body with cool-touch carry handle allows easy moving
• Features 360-degree tip-over switch and 2x overheat protection sensors
• Adjustable thermostat and 2 heat settings tailor warmth for small spaces

Cons

• Fan-forced motor generates operational airflow sound in quiet bedrooms
• Specific wattage ratings for the two heat levels are not listed

3

Honeywell Digital Ceramic Tower Heater, 1500 Watt, Black – Oscillating

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  9.0
• Brand
  Honeywell

Key specs2

Tower Airflow System

Dual internal motors drive oscillating airflow to push warm air across medium-sized bedrooms or living areas.

Internal Maintenance

Equipped with a permanent dust filter

Pros & cons42

Pros

• Dual internal motors and oscillating tower design sweep 1500W of heat
• Programmable thermostat and auto-off timer help avoid wasting electricity
• Removable permanent dust filter protects heating parts from debris buildup
• Low power setting uses less electricity to help prevent circuit overloads

Cons

• Oscillation angle in degrees is not stated in the manufacturer data
• Tower design stands nearly 22 inches high and requires flat floor space

4

Heat Storm Phoenix HS-1500-PHX, Infrared Space Heater with Attachable Feet,

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  8.8
• Brand
  Heat Storm

Key specs3

Mounting Flexibility

Wall-mountable points or attachable floor feet

Heating Technology

Infrared heat exchanger delivers 5200 BTU without reducing room humidity or burning ambient oxygen.

Display and Remote

LED ambient temperature readout with remote control

Pros & cons42

Pros

• Built-in thermostat with LED display shows current ambient room temperature
• Flexible mounting allows either freestanding floor use or wall hanging
• Produces 5200 BTU on 1500W high mode with an efficient 750W low power mode
• Infrared grill and outer housing remain safe to touch during operation

Cons

• Panel measures over 18 inches wide, demanding dedicated mounting space
• Weighs 8 pounds, making it heavier than standard compact personal heaters

5

Comfort Zone 1500W Portable Ceramic Space Heater, Fan-Forced, 70° Oscillation,

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  8.8
• Brand
  Comfort Zone

Key specs2

Oscillation Range

70-degree horizontal sweeping fan

Operating Modes

• 1500-watt high mode
• 750-watt low mode
• Energy Save mode
• Fan-only setting

Pros & cons42

Pros

• 70-degree oscillation sweeps warmth evenly across the room to cut cold spots
• Energy Save mode lowers power consumption by 30 percent during operation
• Provides three heat settings up to 1500W plus a fan-only mode for warm days
• Stay-cool exterior body, tip-over switch, and overheat cut-off protect safety

Cons

• Analog dial lacks numerical degree markings for precise temperature targets
• Fan-forced airflow creates audible background hum during high-output heating

6

Comfort Zone Space Heaters for Indoor Use, Portable Electric Heater,

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  8.8
• Brand
  COMFORT ZONE

Key specs2

Radiant Quartz Element

Combines three horizontal quartz tubes with fan assist inside a metal housing for targeted radiant heating.

Safety Certifications

ETL listed with tip-over switch and overheat sensor

Pros & cons42

Pros

• Three horizontal quartz tubes and fan assist provide fast radiant heating
• Heat-resistant metal exterior housing remains touchable to prevent burns
• Energy-saving mode reduces appliance power consumption by 30 percent
• ETL-approved safety suite includes tip-over protection and overheat shut-off

Cons

• Top control knobs do not show ambient room temperature readings
• Glowing quartz heating tubes produce visible light that may disturb sleepers

7

Lasko MyHeat Max Personal Ceramic Space Heater, Tip Over Switch,

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  8.6
• Brand
  Lasko

Key specs2

Personal Footprint

9.35 inches tall and 2 pounds

Digital Eco Control

Touch panel interface includes an Auto Eco thermostat and a 12-hour timer to prevent unattended runtime.

Pros & cons42

Pros

• Digital touch readout with Auto Eco thermostat regulates personal warmth
• Ultra-compact 2-pound frame fits conveniently onto work desks or nightstands
• Includes a 12-hour timer to prevent the heater from running in empty rooms
• Pushes 1500 watts with 35 percent higher air velocity than prior versions

Cons

• 9-inch chassis is optimized for close personal heating rather than big rooms
• Drawing 1500W requires verifying that desk power strips can carry the load

8

Reekie Electric Space Heater for Indoor Use 1500W, Large Room

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  8.6
• Brand
  Reekie

Key specs2

Mica Heating Technology

Generates silent fan-free heat using mica panels that release far-infrared and convection warmth within 30 seconds.

Mobility Hardware

4 swivel caster wheels with built-in cord winder

Pros & cons43

Pros

• Mica element delivers far-infrared and convection heat in under 30 seconds
• Operates completely silently without a blower fan, glare, or blown dust
• Four swivel caster wheels and built-in cord winder make rolling effortless
• Offers 1000W and 1500W settings to adjust heat and balance electrical loads

Cons

• Broad 27-inch wide frame requires substantial floor clearance in small rooms
• Thermostat knob does not have numerical degree markings for exact setting
• Emits slight temporary white smoke during first-time factory burn-in

9

Amazon Basics Oil Space Heater with Remote Control, Portable Radiator

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  8.4
• Brand
  Amazon Basics

Key specs2

Oil Fin Thermal Storage

Uses 7 permanently sealed wavy fins to radiate steady, silent heat that lingers after the thermostat cycles off.

Power Selection Stages

600W, 900W, and 1500W settings

Pros & cons42

Pros

• Permanently sealed oil fins store heat and radiate warmth after turning off
• Fan-free radiator design ensures completely silent heating during sleep
• Three power levels at 600W, 900W, and 1500W let you manage circuit capacity
• Includes a wireless remote control for convenient thermostat adjustments

Cons

• Heavy 16.72-pound frame is cumbersome to carry up and down staircases
• Oil elements require several minutes to warm up compared to instant fans

10

COSTWAY Oil Filled Radiator Heater, 1500W Portable Space Heater with

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  8.2
• Brand
  COSTWAY

Key specs2

Radiator Heat Retention

Permanently sealed oil slots emit continuous, non-drying warmth without circulating air drafts or motor noise.

Base Mobility and Storage

4 heavy-duty caster wheels and front cord wrap

Pros & cons42

Pros

• Seven oil-filled thermal slots provide long-lasting heat without dry air
• Blower-free silent operation keeps bedrooms peaceful throughout the night
• Features three heating modes at 600W, 900W, and 1500W with thermostat control
• Four heavy-duty caster wheels and front handle simplify moving across rooms

Cons

• Weighs 18 pounds, making it difficult to lift without using the wheels
• Takes longer to reach operating heat than rapid ceramic forced-air heaters

Last update on 2026-09-30 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

FAQs

What temperature keeps indoor pipes from freezing in winter?

Set your thermostat no lower than 55 degrees Fahrenheit when leaving your home during freezing weather. Water inside copper and plastic pipes can freeze and burst when indoor temperatures drop below 50 degrees, especially in exterior walls or unheated basements. A setting of 55 degrees provides enough warmth to protect your plumbing. Open cabinet doors under sinks during severe freezes so warm room air circulates freely around the plumbing.

Is it cheaper to leave the heat on all day?

Leaving your heater at one constant temperature all day is not cheaper than turning it down when you leave. A warm house loses heat to the cold outdoors continuously. Lowering the thermostat by 7 to 10 degrees for eight hours a day can save up to 10 percent on annual heating costs. Your system uses far less energy to reheat the house than it consumes maintaining high heat in an empty home.

Why does my heater make the air feel so dry?

Heating cold air lowers its relative humidity. Cold outdoor air holds very little moisture, and warming it up to 68 degrees or higher causes the air to expand, dropping indoor humidity and drying out your skin and sinuses. To counter this, run a humidifier or place shallow water bowls near vents, and avoid heating rooms past 68 degrees.

Where is the safest spot to place a space heater?

Place your space heater on a flat, level floor out of foot traffic. Maintain a strict 3-foot safety buffer between the heater and combustible items like bedding, drapes, furniture, and rugs. Never place a heater on elevated surfaces where it could fall. Always plug the cord directly into an unshared wall outlet rather than an extension cord or power strip.