Should I run a dehumidifier in winter?

Because humidity levels vary throughout the year, so does the need to run your dehumidifier. During cold winter months, the air in your home is usually dry, which means a dehumidifier is not necessary.
Takedown request   |   View complete answer on masssave.com


What should I set my dehumidifier at in winter?

Basement Dehumidifier Settings For Winter

If it's necessary to run your dehumidifier, keep the setting at 30% to 50%. Take note, avoid operating your dehumidifier when outside temperatures are below 60 degrees Fahrenheit during cold weather.
Takedown request   |   View complete answer on hvacseer.com


Should you run a dehumidifier in your basement in the winter?

You should only run a dehumidifier in your basement in the wintertime if the room maintains a high relative humidity. To monitor the relative humidity in your basement, hang a humidistat (sometimes called a hygrometer) on the wall. It works like a thermometer, constantly measuring the relative humidity in the room.
Takedown request   |   View complete answer on hunker.com


Should I use humidifier or dehumidifier on winter?

Cold winter air is dry, so you will want to use a humidifier in the winter more than dehumidifier. The more cold air that enters your home, the drier your indoor air will be. Weather-stripping is a good way to patch up any leaks or holes. These leaks or holes could be causing drafts and making your air drier.
Takedown request   |   View complete answer on cahillheating.com


Should you turn off a dehumidifier in winter?

Most dehumidifiers should not be operated in temperatures below 60° F, since the moisture removed from the indoor air can freeze when it condenses on the cooling coils, which can damage the unit.
Takedown request   |   View complete answer on masssave.com


Do I Need To Run My Dehumidifier In the Winter?



Should you leave a dehumidifier on all the time?

Should a Dehumidifier Run Constantly? No, there is no need to keep the dehumidifier running constantly. It's generally enough to run the unit when the humidity level is 50% or higher. A good rule of thumb to remember is to maintain a comfortable 30-50% humidity level for most homes.
Takedown request   |   View complete answer on homeairadvisor.com


What should basement humidity be in winter?

Basement Humidity in the Winter

During the winter months, you'll want to keep your in-home humidity levels around 25 – 40 percent when outdoor temps range from 20° F to 0° F, with the lower percentages reserved for the colder temps.
Takedown request   |   View complete answer on amfam.com


What are the disadvantages of a dehumidifier?

Con: Noise and Heat

Dehumidifiers also tend to blow warm air out of the back of the unit. In the winter, this can be an advantage -- but not so much in the summer. Position the back of your dehumidifier in a doorway so that it doesn't heat up the room from which you are removing excess moisture.
Takedown request   |   View complete answer on hunker.com


What should I set my dehumidifier at in basement?

Most HVAC engineers, however, agree that the most appropriate basement dehumidifier setting is 40%. It might be that 50% would be enough. However, at higher temperatures such as 80°F or 90°F, the likelihood of mold growth is significantly increased.
Takedown request   |   View complete answer on learnmetrics.com


When should you turn on dehumidifier?

Any time your home feels humid is a good time to run a dehumidifier. Typically, the summer months bring higher levels of humidity that can lead to too much indoor air moisture, resulting in mildew, mold and bacteria growth.
Takedown request   |   View complete answer on aireserv.com


How long does a dehumidifier take to dry a room?

6. How long will it take to get the moisture under control? As long as the dehumidifier you choose is large enough for the area it is working in, and there are no specific damp problems, then a dehumidifier will normally reduce the humidity to the chosen level within a few days to a week.
Takedown request   |   View complete answer on breathingspace.co.uk


Can I leave my dehumidifier on all night?

Can I leave the dehumidifier running at night? Yes, we recommend using a dehumidifier 24hrs, however, be aware that there will always be a noise generated from the machine when it is operating.
Takedown request   |   View complete answer on cas-hire.co.uk


Do dehumidifiers dry out walls?

If you want to DIY, here's how to dry wet walls out:

Use fans to move air around the damp walls. Dehumidifiers can help remove moisture from the air, which indirectly removes it from the walls, too. To speed up evaporation, remove molding and baseboards to prevent moisture from entering behind them.
Takedown request   |   View complete answer on puroclean.com


When should I run my dehumidifier in the basement?

As you debate whether or not to use a dehumidifier in winter, you should always watch the humidity levels in your home. If your relative humidity levels stay high, it might be a good idea to run your device. In fact, if your humidity levels remain above 50 percent, your room will benefit from a basement dehumidifier.
Takedown request   |   View complete answer on eva-dry.com


Is 70% humidity in basement too high?

A relative humidity level of 70 percent or higher creates the perfect breeding ground for mold growth. Leaving basement mold unchecked could amount to unhealthy indoor air, causing sickness to your family and aggravated upper respiratory issues. Also, home-destroying mold could also cause costly foundation damage.
Takedown request   |   View complete answer on basementsystems.com


Does a dehumidifier use a lot of electricity?

Do dehumidifiers use a lot of electricity? Yes. Dehumidifiers use a lot of electricity. While the wattage (483.24W is average) and the hourly electricity usage (0.427 kWh is average) are not substantial, the long duration of use results in dehumidifiers consuming a considerable amount of electricity.
Takedown request   |   View complete answer on ecocostsavings.com


Will dehumidifier remove musty smell?

There's a musty smell in your home

Moisture in the air tends to hold and trap odor, Bautista says. A dehumidifier will dry out the air and take away this moldy scent.
Takedown request   |   View complete answer on washingtonpost.com


Why is my dehumidifier making my room hot?

Why is my dehumidifier blowing hot air? Compressor dehumidifiers blow hot air, even when they are operating properly. This is because compressor dehumidifiers produce a small amount of heat as a byproduct of the dehumidification process.
Takedown request   |   View complete answer on hvactrainingshop.com


Will a dehumidifier warm a basement?

Yes, dehumidifiers naturally create a small amount of heat as they operate. But most customers don't notice it for a few reasons: (1) it's a very slight increase and (2) since dehumidifiers remove moisture from rooms, they naturally make rooms feel cooler and more comfortable.
Takedown request   |   View complete answer on sylvane.com


Will mold grow at 55 humidity?

High Humidity

Humidity levels typically need to be at 55% or higher before mold begins to grow. Humidity mold can be controlled in your home through proper ventilation, which can reduce the likelihood of mold presence, and using a dehumidifier.
Takedown request   |   View complete answer on buythermopro.com


Will a dehumidifier in the basement help the whole house?

If moisture is a constant problem throughout your home, your best bet is to invest in a whole-house dehumidifier that, when installed in the basement, will help keep humidity at bay in the entire home.
Takedown request   |   View complete answer on livescience.com


Where is the best place to put a dehumidifier?

The best place to put a dehumidifier is in the location closest to the source of the moisture. In multi-level homes, this means that dehumidifiers should most often be placed in basements or upstairs close to the stairs to your basement. This is because the basement is the most humid place in your home.
Takedown request   |   View complete answer on sylvane.com


What setting should I put my dehumidifier on?

The optimal range for a home dehumidifier is to use a setting between 30%-50%, based on your comfort. 45% is reported by many people as ideal. Note: You can also use an air purifier alongside a dehumidifier to deal with dust mites, pet dander, or other air quality problems.
Takedown request   |   View complete answer on afresherhome.com


How much water does a dehumidifier collect in a day?

It should be positioned in proximity to a sump pump or drain and the hose should be placed outside of walkways to avoid a tripping hazard. Most dehumidifiers will remove between 30 and 70 pints of water per day.
Takedown request   |   View complete answer on rankingroup.com


How do you tell if you have moisture in your walls?

Here are a few common signs that you have too much moisture in your home:
  1. Peeling paint or wallpaper.
  2. Water marks or staining.
  3. Wet spots on the wall or ceiling after rain.
  4. Water running down inside walls.
  5. Walls that feel damp to the touch.
  6. Visible mold.
  7. A musty, stale odor.
Takedown request   |   View complete answer on longhomeproducts.com
Previous question
How do you recognize a womanizer?