7 Quietest Humidifiers for Bedroom and Baby Nursery

Keeping your home moisturized helps improve your living conditions and even avoid various health issues. Investing in a reliable humidifier is the first step to achieving this comfort.

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However, unless you get a relatively quiet humidifier, your dream could turn into a nightmare. The following insights will help you make more logical decisions.

7 Proven Quiet Humidifiers

Besides value for money, you need a humidifier that provides you with the desired comfort level. A device with a low decibel rating will be an ideal choice. Yet, you must also consider other features, including tank capacity, accessories, maintenance costs, and ease of cleaning. The following seven options tick almost each of these boxes.

Best Overall

Everlasting Quiet Ultrasonic Humidifier

The Everlasting Comfort Cool humidifier is a darling for most households, from its affordability to its quiet operation. Its 30-decibel rating makes it one of the most silent options in the market. It also comes with an auto shut down feature. It will shut the humidifier off when it runs out of water.

You’ll fall in love with its compact and lightweight design. This design allows you to install it almost anywhere, guaranteeing you versatility. Besides, it is filterless, so you shouldn’t worry about maintenance and repair costs. Its built-in hydrometer can help you to check the humidity levels easily.

Its essential oil tray is unique. This tray aims at providing you with the best aromatherapy experience. It has an oil diffuser that helps circulate fragrant oils into the cool mist, ensuring that your space smells nice. This device has a 1.6-gallon tank capacity, meaning that you can use it in a 500 square feet room for up to 50 hours. This large tank capacity is suitable for large rooms.


  • Whisper silent operation
  • Impressive warranty policy
  • Filterless, compact, and lightweight design
  • Auto shut down feature
  • Considerably affordable


  • Some units might spill water

The Runner-up

AquaOasis Cool Mist Humidifier Quiet UltraSonic

The AquaOasis humidifier features a 2.2-liter tank capacity, which can supply mist for up to 24 hours. Yet, it operates on relatively low decibel ratings.

You’ll appreciate its multiple settings. These settings allow you to customize the mist output, according to your preferences. Besides, it has a 360-degree rotating nozzle that ensures the mist reaches each part of the room.

Its auto shut-off function ensures that the device goes on or off when the water runs out. You could also schedule when the humidifier should operate. This way, you can carry out your everyday tasks without worrying about the humidifier.

This device comes with a knob dial too. This knob ensures that you control the humidifier effortlessly.


  • Suitable for persons with various skin ailments and allergies
  • It is unnoticeably quiet
  • It assures you of accurate mist adjustments
  • It is easy to operate and clean
  • It has an extra-large tank capacity


  • It could be too small for some households

The Rest of the Quietest Humidifiers

Hi Air Cool Mist Humidifier

You’ll love how quietly this device operates. It assures you of a decibel rating of less than 30. It does not hiss, hum, or buzz when running. Instead, it dispenses a soothing cool mist steadily.

Its intuitive design makes it an ideal choice for everyone that prefers user-friendliness. It features a 360-degree nozzle, ensuring that the mist flows in every direction. Even the distribution of mist makes the room more comfortable. Its control knobs are also accessible and easy to use. This device comes with a timer too. This timer allows you to set when the device should go off or on. You’ll choose a time range of one hour, three hours, or six hours.


  • It has an intuitive design
  • Incredible decibel ratings
  • Relatively huge tank capacity
  • Easy to set up, access, and use
  • Even mist distribution


  • It might not be as powerful and large as some households desire

Cool Mist 2.2L Humidifiers, Whisper-Quiet Ultrasonic Humidifier

The Cool Mist humidifier boasts an incredible decibel rating, making it suitable for bedrooms. It comes with a 28-dBA, which allows you to study, sleep, or even work peacefully. Its 2.2-liter capacity assures you of up to 30 hours of runtime. Besides, it features an omnidirectional nozzle that delivers even mist distribution.

Controlling this device is effortless, thanks to its dial control knob. This knob allows you to set and adjust the mist level, depending on personal preferences. It is also more precise, meaning you do not need to overestimate.

The humidifier is portable and thanks to its compact design it is easy to handle. This design features a large opening at the top. With this, you will refill it much more effortlessly. Further, it boasts an auto shut-off feature, ensuring that the device goes off whenever it runs out of water.


  • Compact, lightweight, and portable design
  • It comes with an independent power adapter
  • It assures you of more accurate mist output control
  • Large tank capacity
  • Quiet operation


  • It might not work for a relatively long time

Pure Enrichment MistAire Humidifier

The MistAire humidifier will be a nice addition to your house if you are looking for a device with a large tank capacity. Its 1.5-liter tank can deliver mist for up to 25 hours of operation. This feature ensures that you breathe easily. Further, the tank has a bottom-fill design that is easy to refill.

This humidifier has an auto-shutoff feature, which turns the device off when there is little water. It also has an optional night light, guaranteeing you a soothing glow at night.

Its user-friendly design makes it easy to assemble and even disassemble. It also has a cleaning brush that helps remove debris and dirt on the disk.

This device features a 360-degree mist nozzle too. Thanks to its 360-degree ability, the mist flows in every direction. Besides, the mist distribution is even.


  • Easy to assemble, disassemble, use, clean, and maintain
  • It operates relatively quietly
  • Enhanced durability
  • It eliminates dry air
  • It has an optional nightlight


  • It is not suitable for large rooms

Winix Ultrasonic Quiet Cool Mist Humidifier

The Winix Ultrasonic mist humidifier boasts relatively low decibel ratings, assuring you of quiet operation. Its 30-hour runtime makes it suitable for relatively medium to large rooms. Remember, it has a 0.6-gallon tank capacity that helps deliver this performance.

This product assures you of multiple mist levels, which you can adjust per your preferences. Such adjustability ensures that you attain the right humidity levels in the room.

Its user-friendly design makes it easy to install and use. It has a top-fill design that allows you to refill effortlessly. Besides, it has an automatic shut-off feature, ensuring that the device goes off whenever it runs out of water. This aspect helps improve its longevity.

If you are looking for a device that offers multiple colors, this is the one. You’ll choose from green, blue, and amber, depending on what soothes you.


  • Easy to clean and refill
  • Effortless access
  • Automatic shut off
  • Considerably affordable
  • Quiet operation


  • It might not offer value for money

Levoit Whisper-Quiet Humidifier

The Levoit humidifier comes with a 2-in-1 design, meaning that you can use it as a humidifier and diffuser. This design allows for the even distribution of essential oils in the mist, assuring you of the aromatherapy you deserve. It has a top-fill design. This structure is easy to clean, refill, and even access.

This product features robust construction. The premium-quality materials used in its structure are BPA-free, assuring you of enhanced safety levels.

It also emphasizes advanced ultrasonic technology, which creates an incredibly fine mist. The room is humidified using spiral air duct technology without wetting the surfaces. Additionally, you can change the mist level to suit your preferences.

The Intelligent Sleep Mode technology is another. This system contains a sensor that automatically modifies the humidity levels. It attempts to make sure that the atmosphere is cozy all night long.


  • It has a compact and portable design
  • It operates relatively quietly
  • Suitable for households with children and pets
  • Quiet operation
  • You can use it as a diffuser
  • Relieves allergies


  • It is susceptible to overheating

What to Consider When Selecting a Quiet Humidifier

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Most likely, you are having trouble selecting the right humidifier. Choosing a quiet humidifier requires you to observe several elements, including the following.

  • Noise Levels

Always focus on the quietest humidifier on the market. Usually, you’ll benefit from devices with a decibel rating of below 30. This rating cannot disrupt your study time or even productivity. You’ll also need to ensure that the device does not whistle, hiss, or buzz when operating.

  • Tank Capacity

The tank capacity determines how long the humidifier will run. Investing in a device with a large water tank will assure you of extended runtime. It would be wise to choose a machine whose tank capacity is over 1.5 liters in most cases. Ideally, the tank capacity should assure you of a runtime of between 16 and over 24 hours. The bigger the tank, the better your experience.

  • Mist Type

You’ll often choose between warm and cool mist humidifiers. Cool humidifiers deliver a cold mist that creates a relaxed and cold environment. At the same time, warm mist humidifiers deliver warmer mist. This way, it gets to fight bacteria with much ease. However, it is not ideal for bedrooms and households with children and pets.

  • Coverage Area

Different humidifiers cover different areas. While some devices are designed for single rooms, some are meant for the entire house. The choice will depend on personal preferences. IF you are looking forward to covering a large room, ensure that the chosen device can do it. The device selected should not be too small or too big for your room. This way, you can be sure of energy efficiency.

  • Additional Features

Ensure that your desired humidifier has all the accessories that will make it easy to use. For instance, remote control provides you with convenience. You could also consider a device with a timer and a built-in sensor. This way, you can decide when it should go off. It will also help determine the humidity levels in the rooms automatically.

If you intend to use it in the children’s room, you should consider a nightlight. This light makes it easy for children to sleep, thanks to its soothing design.

How to Make a Cool Mist Humidifier Quieter

Suppose you have a noisy humidifier already. Understanding how to deal with it will help minimize discomfort in the long run. In such cases, you can consider the following steps.

  • Proper Placement

Ensure that you place your humidifier properly. It should be put in a way that allows for enhanced ventilation. This way, you can easily avoid stressing the fans.

  • Adjust the fan

Adjusting the fans will help improve airflow, resulting in significant noise reduction. Usually, you will need to remove the impeller tip’s top. You could also replace the filter and remove the fan.

Final Thoughts

No one wants to stay in a room that offers no comfort. Purchasing a humidifier aims to improve the quality of your living conditions. Yet, you must ensure that it is significantly quiet. This way, you are sure of the best living conditions without compromising your peace. Feel free to consider any of the options mentioned above. They are quiet and durable.

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