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Breathe easy all fall and winter long with one of these top-rated humidifier models on sale now.

The weather is starting to get cooler, but it's not just the crunching of leaves and a chance to break out your cutest cold weather gear that's on the horizon—unfortunately, cold and flu season will also be here before you know it. Even if you don't come down with a seasonal bug, the cooler air that accompanies fall and winter can leave your lungs feeling dry and irritated—but luckily, a good humidifier can help you breathe easier.

Keeping your air hydrated with a humidifier can keep your lungs feeling healthier, your skin looking dewier, and some regular users even insist that their humidifiers are the key to warding off seasonal illnesses. Your average humidifier is also super easy to use— most just require you to fill them and plug them in. If you're looking for a more advanced model, some humidifiers even have features like warm mist, smart controls, or aromatherapy capabilities included. Since humidifiers can get expensive, we've rounded up some great options that are secretly on sale right now on Amazon. Be sure to shop now before these sales disappear!

For more great additions to your home, check out our picks for the best humidifiers, best ultrasonic humidifiers, and best air purifiers.

This medium-sized humidifier is great for small rooms or a bedroom—plus it comes at an affordable price, so you can buy more than one without breaking the bank. There are also three adjustable mist levels, and it runs super quietly, so it won't disturb light sleepers.

This humidifier is super tiny, which makes it great for a nightstand or desk. It comes in five cute color options, and it can run for 12 hours continuously. It also has an LED nightlight with two modes to suit your particular slumber preferences.

If you love smart appliances, this high-tech humidifier is sure to please. It has a sleek, minimalist design, and a substantial 3-liter capacity. It's app-enabled, meaning you can remotely turn it on or off, set its target humidity, and schedule timers using your phone.

This humidifier is large, easy to clean, and easy to fill. It has the capacity to humidify air in rooms up to 325 square feet, and can last up to 24 hours before you need to refill it. It's also designed to work with essential oils added to the water for some aromatherapy, and it has a dial that allows you to manually change its mist rate.

This humidifier can run for up to 40 hours before requiring a refill, which is great if you plan to run it all day long. It is super quiet and the mist is extra fine, allowing it to humidify your space without making surfaces wet.