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10 Best Dehumidifiers for Second Floor in 2026
A good dehumidifier for a second floor keeps rooms drier, quieter, and more comfortable. It also helps cut down on musty smells and sticky air.
Choose one with the right size, noise level, and drainage option for your space. The best picks for upstairs rooms are below.
| Ludatido 80 Pint Dehumidifier for Whole Home |  | Best Whole-Home | Coverage Area: 5,000 sq. ft. | Dehumidifying Capacity: 80 pints/day | Water Tank: 1.72 gal | VIEW LATEST PRICE | Read Our Analysis |
| Dehumidifier for Home with 106 oz Tank |  | Best Compact | Coverage Area: 1,000 sq. ft. | Dehumidifying Capacity: 40 oz/day | Water Tank: 106 oz | VIEW LATEST PRICE | Read Our Analysis |
| NineSky Dehumidifier for Home Basement Bedroom Bathroom |  | Best for Small Spaces | Coverage Area: 1,000 sq. ft. | Dehumidifying Capacity: 5.9 lb | Water Tank: 95 oz | VIEW LATEST PRICE | Read Our Analysis |
| AEOCKY 50 Pint Dehumidifier with Drain Hose |  | Best Heavy-Duty | Coverage Area: 4,500 sq. ft. | Dehumidifying Capacity: 50 pints/day | Water Tank: 0.8 gal | VIEW LATEST PRICE | Read Our Analysis |
| Waykar 2000 Sq. Ft. Dehumidifier with Auto Drainage |  | Best Energy Saver | Coverage Area: 2,000 sq. ft. | Dehumidifying Capacity: 34 pints/day | Water Tank: 0.62 gal | VIEW LATEST PRICE | Read Our Analysis |
| AEOCKY 74 Pint Dehumidifier with Drain Hose |  | Best Large Capacity | Coverage Area: 4,500 sq. ft. | Dehumidifying Capacity: 74 pints/day | Water Tank: 1.45 gal | VIEW LATEST PRICE | Read Our Analysis |
| PLUSCENT 21 Pint Dehumidifier for Basement and Home |  | Best Mid-Range | Coverage Area: 1,500 sq. ft. | Dehumidifying Capacity: 21 pints/day | Water Tank: 1.5 L | VIEW LATEST PRICE | Read Our Analysis |
| UBBO 95oz Dehumidifier for Home 1000 Sq.Ft | Best Quiet Pick | Coverage Area: 1,000 sq. ft. | Dehumidifying Capacity: 1.2 L/day | Water Tank: 95 oz | VIEW LATEST PRICE | Read Our Analysis | |
| Small Quiet Home Dehumidifier with 44oz Tank |  | Best Budget Pick | Coverage Area: 215 sq. ft. | Dehumidifying Capacity: 2.8 lb | Water Tank: 44 oz | VIEW LATEST PRICE | Read Our Analysis |
| avylo Basement Dehumidifier with Pump and Drain Hose |  | Best With Pump | Coverage Area: 4,500 sq. ft. | Dehumidifying Capacity: 90 pints/day | Water Tank: 2.11 gal | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
Ludatido 80 Pint Dehumidifier for Whole Home
Should your second floor feel sticky, warm, or hard to sleep in, the Ludatido 80 Pint Dehumidifier for Whole Home can be a strong fit because it pulls out up to 80 pints of moisture a day and covers as much as 5,000 square feet. You can use it in bedrooms, basements, or garages, and it stays effective even whenever humidity runs high. Its 1.72 gallon tank shuts off once full, or you can use continuous drain for easier care. With Dry, Sleep, Fan, and Auto modes, plus quiet 42 dB operation, it helps you breathe easier at night.
- Coverage Area:5,000 sq. ft.
- Dehumidifying Capacity:80 pints/day
- Water Tank:1.72 gal
- Drainage:Continuous drain
- Noise Level:42 dB
- Auto Shut-Off:Yes
- Additional Feature:24-hour preset timer
- Additional Feature:4 fan speeds
- Additional Feature:Child lock protection
Dehumidifier for Home with 106 oz Tank
A dehumidifier for home with a 106 oz tank is a smart fit provided you want steady moisture control on a second floor without constant emptying. You get dual semiconductor cooling, so it pulls up to 40 oz of water a day in warm, damp rooms. It works well in spaces up to 1,000 sq. ft., and the large tank lets you breathe easier between checks. Use strong mode for quicker drying, then switch to sleep mode for quiet nights. The timer, auto shut-off, and easy carry handle make daily use feel simple and calm.
- Coverage Area:1,000 sq. ft.
- Dehumidifying Capacity:40 oz/day
- Water Tank:106 oz
- Drainage:Auto shut-off, drain hose support
- Noise Level:20 dB
- Auto Shut-Off:Yes
- Additional Feature:7-color LED lights
- Additional Feature:Sleep mode 20 dB
- Additional Feature:Concealed carry handle
NineSky Dehumidifier for Home Basement Bedroom Bathroom
NineSky Dehumidifier for Home, Basement, Bedroom, Bathroom is a smart pick should you want quiet moisture control on a second floor without taking up much space. You get coverage up to 1,000 sq. ft., so it can handle a bedroom, bathroom, or small inhabited area with ease. The 95 fl oz tank and upgraded semiconductor system help pull moisture steadily, while night mode keeps things calm at bedtime. You can also enjoy the 7 color LED glow, or switch it off. Auto shut-off helps protect your floors, and the compact grey body fits almost anywhere.
- Coverage Area:1,000 sq. ft.
- Dehumidifying Capacity:5.9 lb
- Water Tank:95 oz
- Drainage:Auto shut-off, leak prevention
- Noise Level:Low-noise
- Auto Shut-Off:Yes
- Additional Feature:7-color customizable LED
- Additional Feature:Night mode lights-off
- Additional Feature:Stable humidity control
AEOCKY 50 Pint Dehumidifier with Drain Hose
The AEOCKY 50 Pint Dehumidifier with Drain Hose fits best provided your second floor feels damp, stuffy, or hard to keep comfortable, especially whenever you need strong moisture control without babysitting the tank all day. It pulls up to 50 pints daily, so you get serious drying power for larger rooms. Since the 0.8-gallon tank is small, the included hose helps you run it nonstop. You’ll also like the quiet 40 dB operation, smart humidity control, auto-defrost, and easy rolling casters. With ETL certification and 3-year coverage, it feels dependable too.
- Coverage Area:4,500 sq. ft.
- Dehumidifying Capacity:50 pints/day
- Water Tank:0.8 gal
- Drainage:Continuous drain
- Noise Level:40 dB
- Auto Shut-Off:Yes
- Additional Feature:24/7 efficiency savings
- Additional Feature:Humidity compensation algorithm
- Additional Feature:360° smooth-glide casters
Waykar 2000 Sq. Ft. Dehumidifier with Auto Drainage
Waykar’s 2000 sq. ft. dehumidifier with auto drainage is a smart pick should you want steady moisture control on a second floor without babysitting a water tank all day. You can cover up to 2,000 square feet, set humidity from 30% to 80%, and let the 3.3 foot hose handle draining. Its 34 pint daily capacity, 70.58 CFM airflow, and 2 fan speeds help it work well in bedrooms, offices, or laundry rooms. You also get 33 dB quiet running, energy savings, child lock, auto shutoff, and a washable filter.
- Coverage Area:2,000 sq. ft.
- Dehumidifying Capacity:34 pints/day
- Water Tank:0.62 gal
- Drainage:Auto drain, hose included
- Noise Level:33 dB
- Auto Shut-Off:Yes
- Additional Feature:ENERGY STAR Most Efficient
- Additional Feature:Built-in pump
- Additional Feature:Power outage memory
AEOCKY 74 Pint Dehumidifier with Drain Hose
AEOCKY’s LEO-Lite 74 pint dehumidifier feels like a strong fit for a second floor that gets sticky, heavy, or hard to cool, because it covers up to 4,500 square feet while still keeping the setup simple with the included drain hose. You get steady auto control, smart humidity sensing, and a 1.45 gallon tank backup. Its ENERGY STAR design can help trim power use, too. Should your upstairs rooms stay damp, you can trust the quiet 44 dB low setting, auto-defrost protection, and 3-year support to make daily household life feel easier.
- Coverage Area:4,500 sq. ft.
- Dehumidifying Capacity:74 pints/day
- Water Tank:1.45 gal
- Drainage:Drain hose included, continuous drain
- Noise Level:44 dB
- Auto Shut-Off:Yes
- Additional Feature:Smart-home compatible
- Additional Feature:Millisecond humidity detection
- Additional Feature:Power-off memory
PLUSCENT 21 Pint Dehumidifier for Basement and Home
Built for homes that need steady moisture control without extra fuss, the PLUSCENT VG270 21 pint dehumidifier is a smart fit should you want to keep a second floor, basement, or bedroom feeling dry and comfortable. You can cover up to 1500 sq. ft. and choose DEHU, DRY, or CONT modes for daily comfort, laundry help, or nonstop pulling power. The touchscreen makes setup simple, while the 24 hour timer and real time monitor keep you in control. Because it runs whisper quiet, with wheels, handles, and auto shutoff, it fits busy homes with ease.
- Coverage Area:1,500 sq. ft.
- Dehumidifying Capacity:21 pints/day
- Water Tank:1.5 L
- Drainage:Continuous drain
- Noise Level:Whisper-quiet
- Auto Shut-Off:Yes
- Additional Feature:Smart home compatible
- Additional Feature:3 operation modes
- Additional Feature:Dual drainage options
UBBO 95oz Dehumidifier for Home 1000 Sq.Ft
The UBBO 95oz Dehumidifier for Home, 1000 Sq.Ft, is a smart pick should your second floor feels stuffy, damp, or just plain uncomfortable. You get dual semiconductor condensers that can remove up to 1.2 liters a day, which helps your space feel lighter fast. It runs quietly at 35 dB in sleep mode, so you can rest without the buzz. You also get an 8, 16, or 24-hour timer, auto shut-off, and overflow protection. The 95-ounce tank, washable filter, drain hose, night light, and aromatherapy box make daily use easy and calm.
- Coverage Area:1,000 sq. ft.
- Dehumidifying Capacity:1.2 L/day
- Water Tank:95 oz
- Drainage:Drain hose included
- Noise Level:Sleep mode 35 dB
- Auto Shut-Off:Yes
- Additional Feature:Aromatherapy box
- Additional Feature:8, 16, 24-hour timer
- Additional Feature:7-color ambient light
Small Quiet Home Dehumidifier with 44oz Tank
NeedDuck’s small quiet home dehumidifier with a 44 oz tank is a smart pick should you want to tame damp air on a second floor without turning your room into a machine shop. You get a compact 5.91-inch unit that weighs just 2.56 pounds, so you can move it with ease. It handles up to 215 square feet, which fits bedrooms, baths, closets, and RVs. Three modes, Sleep, Auto, and Performance, let you match the task. A 24H, 48H, or 72H timer, auto shut-off, and auto defrost help you stay dry, safe, and calm.
- Coverage Area:215 sq. ft.
- Dehumidifying Capacity:2.8 lb
- Water Tank:44 oz
- Drainage:Auto shut-off, continuous drain
- Noise Level:Low-noise
- Auto Shut-Off:Yes
- Additional Feature:10 color options
- Additional Feature:3 brightness levels
- Additional Feature:Gradual humidity adjustment
avylo Basement Dehumidifier with Pump and Drain Hose
Should you want a second floor dehumidifier that can handle a big space without turning your home into a daily chore, the avylo Basement Dehumidifier with Pump and Drain Hose is a strong fit, especially for rooms up to 4,500 sq. ft. It pulls up to 90 pints a day, and you can let the built-in pump move water through the 15 ft hose. Since it also supports gravity drain, you get flexibility. The LED display, smart humidity control, and 41 dB sound level help you stay comfortable without fuss. Its child lock and auto shut-off add peace of mind.
- Coverage Area:4,500 sq. ft.
- Dehumidifying Capacity:90 pints/day
- Water Tank:2.11 gal
- Drainage:Pump drain, gravity drain
- Noise Level:41 dB
- Auto Shut-Off:Yes
- Additional Feature:Built-in pump
- Additional Feature:Real-time humidity display
- Additional Feature:Child lock safety
Factors to Consider When Choosing a Dehumidifier for Second Floor
If you choose a dehumidifier for your second floor, start with the room size so it can cover the full area without working too hard. Then check how much moisture it removes, how loud it runs upstairs, and whether the tank or drainage setup fits your daily routine. You should also look at energy efficiency ratings, because a quiet, efficient model can keep the space comfortable without driving up your bill.
Floor Area Coverage
A right-sized dehumidifier can make a huge difference on a second floor, especially in case the space feels sticky from room to room. Start by matching the unit’s rated square footage to your whole upper level, then add a 10 to 25 percent buffer for open stairwells or connected rooms. Should you possess several rooms upstairs, size for the combined area, not just one bedroom. Tall ceilings or vaulted rooms need extra reach because there’s more air to dry. You should also consider laundry rooms and bathrooms, since they can nudge humidity up fast. For best results, place the unit near the center or alongside the stairwell so air can move well. That way, its coverage works where you need it most.
Moisture Removal Capacity
Pay close attention to moisture removal capacity, because that number tells you how hard the dehumidifier can work for your second floor. You should match pints per day to the space and the dampness you face. A small bedroom could do fine with 20 to 30 pints a day, but a large open floor or several rooms might need 50 or more. Use the rated number as a starting point, not a promise, since cooler air and lower humidity can cut performance. Then consider your tank or drain setup, because a strong unit fills fast. In case you run laundry, showers, or cooking upstairs, size up a bit so the unit keeps up without feeling overworked.
Noise For Upstairs
Noise matters a lot upstairs, especially should your second floor holds bedrooms, a nursery, or a home office. You’ll want a unit that stays at 42 dB or less, because that helps protect sleep and focus. Also, check the dB(A) rating at each fan speed. Many models get 10 to 20 dB quieter in sleep mode, so you can run them at night without that constant hum. Next, consider vibration. Lightweight units with rubber feet or anti-vibration pads cut floor noise and keep sounds from bouncing through the ceiling. Then, place the unit away from walls and doorways, since that reduces echo and direct sound paths. Finally, use variable speeds and timers so you can keep things calm whenever upstairs feels extra sensitive.
Drainage And Tank Size
Once you’ve picked a quiet unit for upstairs comfort, you still need to contemplate about where the water goes, because no one wants a full tank forcing a trip down the stairs every day. For a second floor, choose a model with a large tank, around 1.5 gallons or more, in case you want fewer emptying runs. Should your room run damp, a continuous drain line can feel like a small victory, since it lets water leave through gravity or via a built-in pump. That matters whenever the hose must travel upward or across a long hall. Also, check overflow protection and auto shutoff, so a delayed emptying won’t cause a spill. In the event you plan a permanent drain, make sure you have enough hose length, clearance, and the right safety setup.
Energy Efficiency Ratings
A smart dehumidifier can save you more than a few dollars on your power bill, especially while it runs upstairs for long stretches. Look for ENERGY STAR certification or a clear EER or L/kWh rating, since higher numbers mean you get more moisture removed for less electricity. That matters on a second floor, where extra heat can make rooms feel stuffy fast. Next, check pints per kWh, not just tank size. A unit that pulls more water from each watt costs less to run. Also, size it right for your room, because an oversized model might short-cycle and waste power, while a small one can run nonstop. Finally, choose humidity-setpoint controls, eco modes, and timers so the unit works only whenever your air truly needs help.
Smart Controls And Safety
Staying in control of moisture on the second floor gets much easier whenever your dehumidifier works with you, not against you. Smart controls let you check humidity from your phone through Wi-Fi or Bluetooth, so you can tweak settings without climbing stairs. Should your home uses voice assistants or automation, pick a model that links with them. That way, you can match dehumidifier schedules with HVAC and ventilation for steadier comfort. Safety matters just as much upstairs. Choose auto shutoff, leak detection, tip sensors, and child lock to prevent spills and surprise starts. Also look for restart memory, power-out memory, and timers so the unit keeps running smoothly after outages. Clear app alerts or alarms help you catch a full tank, dirty filter, or fault fast.
Final Thoughts
A second floor can trap damp air fast. Heat rises, windows stay shut more often, and moisture starts to build in bedrooms, halls, and closets. Then you get that sticky feeling, musty smells, and extra work for your HVAC system. The right dehumidifier can fix that before the problem gets bigger.
For second floor use, you want a unit that runs quietly, removes moisture well, and handles drainage without constant babysitting. That matters even more should you use it in a bedroom or a family space. Below, you’ll find the best choices for different room sizes and comfort needs.
1. Ludatido 80 Pint Dehumidifier for Whole Home
Assuming your second floor has several rooms or one large open area, the Ludatido 80 Pint Dehumidifier is a strong pick. It offers enough power for bigger spaces, so you don’t have to push a small unit too hard. That matters because a weak machine can run forever and still leave the air heavy.
This kind of high-capacity unit works well whenever moisture comes from daily showers, laundry, or poor airflow. It’s a smart fit for upstairs hallways, large bedrooms, or loft-style layouts.
What makes it stand out:
- High moisture removal for larger second floor spaces
- Better for steady, all-day use
- Helps lower that damp, heavy feeling faster
- A strong option in case you want fewer refills and less fuss
Assuming your second floor feels humid all the time, this type of unit gives you more breathing room and less guesswork.
2. Dehumidifier for Home with 106 oz Tank
This model is a good middle ground in the event you want something simple and portable. The 106 oz tank gives you a decent amount of collection before you need to empty it. That makes it useful for bedrooms, offices, or a small upstairs den.
It’s not the biggest unit on the list, but it can still make a clear difference in a smaller second floor space. Provided you want easy setup and a lighter design, this is the kind of unit that feels less like a chore and more like a helper.
Best for:
- Small to medium upstairs rooms
- Users who want a compact design
- Spaces where a huge machine would feel like overkill
- Simple daily moisture control
This is a practical choice in case your second floor needs help, but not a giant industrial-style fix.
3. NineSky Dehumidifier for Home, Basement, Bedroom, Bathroom
The NineSky model fits well in a bedroom or bathroom upstairs because it’s made for smaller spaces and quieter use. That matters a lot on a second floor, where noise can travel and keep you awake.
It’s a smart pick for spot control. Provided one room feels damp after showers or gets stuffy overnight, this type of unit can help without taking over the space. It also works well in case you want a more affordable solution for one problem area instead of the whole floor.
Good reasons to choose it:
- Quiet enough for sleep areas
- Compact size for tighter rooms
- Useful for bathrooms and bedrooms
- Easy to move from room to room
Assuming you’re handling mild humidity, this can feel like the little machine that saves the day.
4. AEOCKY 50 Pint Dehumidifier with Drain Hose
The AEOCKY 50 Pint Dehumidifier is one of the stronger choices for second floor use because it balances power and convenience. The drain hose is a big plus. Instead of emptying a tank all the time, you can set up continuous drainage and let the unit do its job.
That is especially helpful upstairs, where carrying a full tank down the stairs gets old fast. And let’s be honest, no one wants to play “bucket shuttle” every afternoon.
Why it works well:
- Strong capacity for medium to larger upstairs spaces
- Drain hose helps reduce maintenance
- Better for long run times
- A solid choice for steady moisture control
Provided you want less work and more consistent results, this model gives you a dependable middle path.
5. Waykar 2000 Sq. Ft. Dehumidifier with Auto Drainage
The Waykar 2000 Sq. Ft. Dehumidifier is a great fit for moderate second floor spaces. It’s powerful enough for a larger bedroom suite, shared hallway, or upstairs common area, but it still feels manageable for home use.
Auto drainage makes a huge difference here. You don’t have to stop and empty the tank again and again, which is a big win in case you’re busy or in the unit sits in a hard-to-reach spot. It’s one of those features that sounds simple until you use it, then you pause and ask how you lived without it.
Key benefits:
- Good coverage for medium spaces
- Auto drainage cuts down on manual effort
- Helpful for humid bedrooms and open upstairs areas
- A practical blend of power and convenience
This is a strong all-around option in case your second floor needs a reliable workhorse.
6. UBBO 95oz Dehumidifier for Home, 1000 Sq. Ft
The UBBO 95oz Dehumidifier is a nice fit for smaller second floor rooms where you want quiet moisture control without a bulky setup. It’s designed for spaces up to about 1000 square feet, so it works well for a bedroom, nursery, or small office.
The 95 oz tank gives you a fair amount of collection before emptying, which is helpful in case you don’t want constant maintenance. It’s also a friendly choice assuming you want something that blends into the room instead of dominating it.
Best for:
- Smaller upstairs rooms
- Light to moderate humidity
- People who want a quieter unit
- Easy everyday use
Assuming your second floor space needs gentle but steady help, this model fits that job well.
7. Small Quiet Home Dehumidifier with 44oz Tank
This compact dehumidifier is made for smaller rooms where noise matters most. The 44 oz tank is on the smaller side, so it’s best for lighter moisture problems. Still, for a compact bedroom or tucked-away upstairs space, it can be a very handy choice.
It’s useful whenever you want a machine that stays out of the way and keeps the air from feeling muggy. And because it’s small, you can move it around more easily in case you need to shift it between rooms.
Useful features:
- Quiet performance for sleeping areas
- Very compact design
- Good for mild moisture issues
- Easy to place on a dresser, shelf, or floor corner
This is the kind of pick that works best in case your space is small but your comfort matters a lot.
8. avylo Basement Dehumidifier with Pump and Drain Hose
Even though this unit is often aimed at basements, it can be a smart upstairs choice provided your second floor has serious humidity problems. The pump and drain hose setup is the big reason. It gives you more flexibility with drainage, which is a huge help upstairs the dehumidifier sits far from a floor drain.
That feature can make a real difference in upstairs setups where you want continuous use without manual emptying. It’s especially helpful in larger spaces or in rooms that stay damp for long stretches.
Why it stands out:
- Pump helps move water more easily
- Drain hose supports nonstop operation
- Good for tougher humidity issues
- Useful in larger second floor areas
Assuming you need more than a basic bedroom unit, this one gives you more muscle and less hassle.
Factors to Take into Account Choosing a Dehumidifier for Second Floor
Picking the right dehumidifier for your second floor isn’t just about size. You want one that fits the room, the noise level, and your daily routine. A great unit should make life easier, not add another annoying task to your day.
Room Size and Moisture Level
Start with the size of the space. A small bedroom doesn’t need the same power as a large upstairs den. Should the room feel slightly damp, a compact model may be enough. Should the air feel thick all the time or you see condensation on windows, choose a stronger unit.
Noise Level
Second floor units often sit near bedrooms, so sound matters a lot. Look for low dB ratings or sleep modes in case you plan to run the machine overnight. A quiet unit helps you rest better and keeps the whole home feeling calmer.
Drainage Options
This is one of the most critical parts for upstairs use. Carrying a full water tank downstairs gets tiring fast. That’s why continuous drain hoses, pumps, and larger tanks are so helpful. They save time and make regular use much easier.
Energy Efficiency
A dehumidifier might run for many hours, so energy use matters. Look for ENERGY STAR models or units with strong moisture removal per kWh. That helps keep your electric bill from jumping like it heard a joke and took it too seriously.
Auto Defrost and Smart Controls
Should your second floor gets cooler at night or in winter, auto-defrost helps prevent the unit from freezing up. Smart controls, timers, and humidity settings also make the machine easier to manage. These features let you set it and trust it.
Safety Features
Overflow protection is crucial, especially in case the unit will run while you’re asleep or away. Auto shutoff adds peace of mind. You want a machine that knows when to stop before trouble starts.
Portability and Placement
Think about where you’ll use it. In case you need to move it between rooms, choose a lighter design with wheels or handles. If it will stay in one spot, make sure it has enough room for airflow and drainage access.
Tank Size
A larger tank means fewer trips to empty water. That’s great for busy households or high humidity. Smaller tanks can still work well, but they usually need more attention.
Final Thoughts on Choosing the Right Second Floor Dehumidifier
The best second floor dehumidifier is the one that fits your space and your routine. Should you need strong coverage, go bigger. Should you want quiet help for a bedroom, choose a compact model. And in case you hate emptying tanks, look for drain hoses or pump systems.
A good unit can make upstairs air feel lighter, cleaner, and much easier to live with. That’s a pretty big win for one appliance.
Very Short Wrap-up
Assuming your second floor feels like a steam room with better wallpaper, the right dehumidifier can feel like magic. You’ll breathe easier, sleep better, and skip the swampy vibe for good. Choose a quiet, efficient model with the right capacity and drainage, and you’ll turn that sticky upstairs air into a fresh, comfy space that actually behaves itself.
