The 9 Best Indoor mercury thermometers (2023 reviews)

This low-cost device is extremely accurate and very sensitive (a good thing) to any slight change in temperature. It is a cool little humidity monitor and thermometer. It has a bold display, feels like a solid piece of equipment and is of excellent quality. It can also serve as a refrigerator thermometer, freezer thermometer, reptile thermometer, soil thermometer, humidor hygrometer, cigar hygrometer, and more.

This inside thermometer features a high accuracy of 23rh and is easy to read. It is easy to move around and large digital numbers are easy to read. It is also very responsive.

Why We Like This:

Great unit, takes a while to initially acclimate then adjusts quickly
Helps keep track of humidity in the room
Works great and super light weight
Easy to use and actually came with batteries

Best With Display: DOQAUS Clear LCD Display

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Doqaus is known for creating pragmatic and minimalist thermometer for people on the go, and its line of doqaus clear lcd display definitely falls in line with that reputation. The Hygrometer indoor humidity features a 2.3in clear lcd display with large bold numbers, allowing you to read the digital from any angle. It has high accuracy of 3%5% rh and 1°f. The humidity sensor is great for space-saving. It includes 3 x doqaus temp humidity gauge, 3 original cr2032 batteries, and 1 x user manual.

The humidity meter features 3 different face icons to indicate dry/comfort/wet air condition, keeping you aware of house situation with just a glance and helping adjust your humidifier or dehumidifier to achieve optimal comfort. It is ajust in minuits, so no plants get burned or cold. The thermometer for home has 3 mounting options. It is ideal for every family.

Why We Like This:

Takes 30 minuits to adust to new temp and humity
One of the new comers and featured product

Best With Bluetooth: Thermopro Indoor mercury Thermometer

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Next on the list, we've got yet another thermometer that manages to win our hearts. It's the thermopro indoor mercury thermometer and it's widely considered as thermometer that has the most suitable features. This tiny, inconspicuous item is accurate and easy to read and place anywhere in your home. It can determine temperature and humidity anytime, anywhere on your cell phone. It can go celcius or farenheit. As long as the battery is good, the unit stores the readings. It's got good range for blue tooth connectivity as well.

This thermometer works well enough. It's also extremely easy to add extra units in the app. The charts are awesome and great for tracking information over time. It will save you a lot of time.

Why We Like This:

Excellent range, thrus walls and cars
Nice, affordable sensors that pair easily with phone
Works great…battery lasts almost a year

Best With clock: Neoteck Indoor mercury Thermometer

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Neoteck is known for creating pragmatic and minimalist thermometer for people on the go, and its line of neoteck indoor mercury thermometer definitely falls in line with that reputation. This is a great indoor-outdoor thermometer for the money, but it is basic. It provides both Fahrenheit and centigrade, minimum and maximum temperature readings as well as humidity, current time and, in addition, has an alarm function. The digital thermometer is very easy to read, and the indoor and outdoor temperatures seem to be accurate. It can be perched on a desk or table or hung on a wall. The buttons are simple and do not require taking separate college classes to operate it like some of.

The large LCD display screen provides you a clearer and wider field of view, and displays records all the time, and, in addition, has an alarm function. It is great to be able to know at the glance what is the temp outside without wasting time to check.

Why We Like This:

Easy setup, easy use, just great all around
Great inside and outside temperature reading from this thermometer
Good brand reputation

Best For basement: Veanic Indoor mercury Thermometer

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The veanic indoor mercury thermometer's material feels more premium than its price would suggest. These are working just fine for cigar humidors. They are accurate and reliable. They are more than good enough to monitor humidity in a jar of buds. It is made for cut out, and install in dashes and instrument panels.

These units have both the replaceable battery access and the opening to the atmosphere located on the back. It is perfect for stringed instruments. This thing is completely submerged in water and it still works. It is easy to hang with a command adhesive strip. They are accurate and very nice to place around the house to see the humidity and temperature in different rooms.

Why We Like This:

Great for humidity checks and napping
Works great in a bud jar
Can be set on a shelf

Best For people: Switchbot Indoor mercury Thermometer

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Next on the list, we've got yet another thermometer that manages to win our hearts. It's the switchbot indoor mercury thermometer and it's widely considered as thermometer that has the most suitable features. The clear and high-resolution led screen of your indoor thermometer and hygrometer in one displays the large digits and battery volume, making them easy to read. It comes with the magnetic back, 3m metal plate and stand, you can place it anywhere, a magnetic surface, a wall, or a flat surface. The hub provides wifi connected internet to the SwitchBot device via the bluetooth connection. It can be placed some distance from the hub.

The thermostat is very straightforward and easy to install. It is good for temperature monitoring if you buy the hub. The hub is also easy to pair, and you just have to press the top button to enter pairing mode. It'll be a nice backup to the home alarm system.

Why We Like This:

Very simple setup, very accurate, very responsive
Good quality sensor that supports smart home feature
You can also set up an alarm for temp/humidity through your phone
Monitoring humidity inside a home can literally save you lots of problems and money

Best With Screen: PALAIS ESSENTIALS Indoor mercury Thermometer

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This gorgeous galileo thermometer is a work of art with blown glass balls of varying colors in a delicate blown glass cylinder. The glass balls rise and fall within the liquid-filled cylinder to reflect changes in the temperature, and each ball has a small charm to read the temperature. This is an invention from the 1600's, if you are expecting the most accurate thermometer in the world, get real and go buy a modern thermometer.

The etching on the little metal tags is very fine. These metal tags are calibrated counterweights. This is a great thermometer. It is a great conversation starter and a fascinating way of mixing art and physics.

Why We Like This:

Clear acrylic straw holder, 100 striped plastic straws
Good investment for long term

Best For incubator: DOQAUS Indoor mercury Thermometer

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Doqaus is known for creating pragmatic and minimalist thermometer for people on the go, and its line of doqaus indoor mercury thermometer definitely falls in line with that reputation. The DOQAUS thermometer for home features 3 different face icons to indicate dry/comfort/wet air condition. It features a 2.3in clear lcd display with large bold numbers, allowing you to read the digital from any angle. The Hanging Hole / Tabletop Stand / Magnet Attaching to be conveniently placed anywhere, such as baby room, kitchen, bedroom, greenhouse, reptiles terrarium, humidor, cellar, and incubator or other areas.

The thermometer hygrometer features a 2.3in clear lcd display with large bold numbers, allowing you to read the digital from any angle. It is ideal for every family. The indoor thermometer is accurate.

Why We Like This:

High accuracy and 5s fast refresh
One of the new comers and featured product

Best For car: Weewooday Indoor mercury Thermometer

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For a low asking price, weewooday indoor mercury thermometer has managed to overwhelm their customers by packing as many features as they could. This humidity monitor gauge is made of aluminum alloy material with clear and large dial, easy to read the scale, accurate reading can help you monitor temperature and humidity instantly, the quality material makes it can be applied for a long time. This indoor outdoor thermometer can be applied both indoors and outdoors, you can use on wall, table, refrigerator, incubator, greenhouse, car, baby room and so on, the proper size is convenient to store and take, convenient for you to use.

These thermometers are very handy to check a refrigerator temperature, check the breezeway, check inside the motorhome.

Why We Like This:

Simple small screwdriver adjustment to backside & synchronized with others
Has a little hanging hole on the back too
Lot of satisfied buyers

The 9 Best Indoor mercury thermometers (2023 reviews)

Our Top Picks:

Best Overall: Thermopro Humidity Meter

Best With Display: DOQAUS Clear LCD Display

Best With Bluetooth: Thermopro Indoor mercury Thermometer

Best With clock: Neoteck Indoor mercury Thermometer

Best For basement: Veanic Indoor mercury Thermometer

Best For people: Switchbot Indoor mercury Thermometer

Best With Screen: PALAIS ESSENTIALS Indoor mercury Thermometer

Best For incubator: DOQAUS Indoor mercury Thermometer

Best For car: Weewooday Indoor mercury Thermometer

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