The First Years Bath Tub Source: The First Years

Best Baby Bath Thermometers TechnoBuffalo 2020

Bath time is a lot of fun for babies and parents alike! Make sure your baby's bath is the perfect temperature with the b&h Baby Thermometer. This cool rubber ducky thermometer adds some fun flair to bath time and can measure the water temperature in the bathtub and the temperature of the room. It doubles as a clock and has a high and low-temperature alarm so you can make sure the baby's bath is the perfect temp every time.

Best Overall: b&h Baby Thermometer

b&h bath thermometerSource: b&h

This rubber ducky bath thermometer can measure the temperature of the water and also the temperature of the room. It features a high and low-temperature alarm and delivers safe and accurate thermometer flashes and beeps when water is too hot or too cold. This thermometer can display in both Fahrenheit and Celsius, and this rubber ducky also doubles as a clock. It's made of ABS/PVC environmental protection material, and it's BPA free. It requires 2 LR44 batteries to work, which are included. Make sure the water is fine every time with this excellent bath thermometer.

Some users report the instructions being a bit confusing and having difficulty switching between Celsius and Fahrenheit. Also, this device is to be stored out of the water when it's not in use and take note that it will remain on. There's no off switch.


  • High/low-temperature alarms
  • Displays Fahrenheit and Celsius
  • Doubles as a thermometer & clock


  • Doesn't turn off
  • Confusing instructions

Best Overall

b&h Baby Thermometer

Rubber ducky, you're the one

This thermometer displays Fahrenheit and Celsius, has high/low temp alarms, and doubles as a clock.

Best Value: MotherMed Baby Bath Thermometer & Floating Bath Toy

MotherMed Bath ThermometerSource: MotherMed

This reliable thermometer is a great value and removes all guesswork in gauging your baby's bath temperature. It provides accurate water and air temperature readings in one minute. This thermometer is easy to use, just shake it to activate, stir bath water to make the temperature even, and put this bath thermometer into the water. It will flash "hot" with a red flashing light if the water is too warm and will show "cold" if the water temp is too low. This thermometer also doubles as a fun bath toy for your baby and is made from a single piece of BPA free material. The battery is built-in and safely sealed.

On the downside, this thermometer only displays temperatures in Fahrenheit, and some users report being surprised by how small it is.


  • Provides water & air temperature
  • Battery built-in & sealed
  • Hot/cold water alarms


  • Only displays Fahrenheit
  • Very small

Best Value

MotherMed Baby Bath Thermometer & Floating Bath Toy

MotherMed knows best

This thermometer measures both water and air temperatures has a sealed built-in battery, and hot/cold water alarms.

Best Basic: NUK Bath Thermometer

Nuk Bath ThermometerSource: NUK

This no-frills baby bath thermometer comes from NUK, one of the most reputable baby manufacturers in the world. This thermometer keeps bath temperatures safe and uses natural canola oil to measure your baby's bath temperature so you can make sure it's just right. This thermometer is shatterproof and retains its shape well. It features a cheerful, water world motif and is safe for all ages.

On the downside, this displays temperatures in Celsius only. This is a very basic thermometer, so it does not have any hot or cold alarms and does not double as a bath toy.


  • Uses natural canola oil
  • Shatterproof
  • Retains shape


  • Displays Celsius only
  • No hot/cold alarms
  • Does not double as a bath toy

Best Basic

NUK Bath Thermometer

Gets the job done

This bath thermometer uses natural canola oil to gauge temperature, is shatterproof, and retains its shape very well over time.

Best Tech: Dreambaby Room & Bath Thermometer

Dreambaby Bath ThermometerSource: Dreambaby

This cute turtle thermometer from Dreambaby measures both water and room temperatures. It takes the guesswork out of bath time and adds a flair of fun to the tub, ensuring that your baby's sensitive skin will be kept safe from harsh temperatures. It provides safe, fast, and accurate readings and is exceptionally durable. BPA-free and tested to the EN71 standard, this device gives accurate digital temperature readings that automatically update every 10 seconds. This saves you the hassle of continually resetting and re-checking your baby's bath temp. It uses color-coded indicators flashing red when the water is too hot or green when the water is too cold. It can also switch between Celsius and Fahrenheit. It requires two batteries, which are included and features a 30-minute automatic shut off to help preserve battery lifespan. It can also be completely submerged in water safely.

Take note that most buyers were delighted with this purchase; however some reported that the product stopped working suddenly.


  • 10-sec temperature updates
  • 30 min automatic shutoff
  • Measures room & water temperatures
  • Color-coded temp indicators


  • Product inconsistencies

Best Tech

Dreambaby Room & Bath Thermometer

Turtle temps

This thermometer measures room & water temps, has color-coded indicators, 10-sec updates, and a 30 min automatic shutoff.

Best Multi-Function: DongRong Baby Bath & Room Thermometer

DongRong Bath ThermometerSource: DongRong

This DongRong electronic thermometer helps you carefully monitor water and room temperatures so you can make sure bath time is a perfect experience for you and your baby. This cute whale thermometer doubles as a fun bath time toy for your child and is designed to float. It's made of waterproof material compliant with toy and safety standards. It's effortless to use and features an on/off function, an easy to read LCD screen, and doubles as a clock. This thermometer updates every 5 seconds, so you always know the temperature of baby's bath, and has high and low-temperature alarms. The visual and audio alarm indicators flash yellow if the water is too cold, and red if the water is too hot. It comes with a built-in battery and a 1-year battery lifespan.

On the downside, some users report this thermometer being complicated to operate.


  • Measures both room & water temperatures
  • Has on/off function
  • Updates every 5 seconds
  • Visual & audio alarm indicators
  • Doubles as clock


  • Complicated instructions

Best Multi-Function

DongRong Baby Bath & Room Thermometer

Multi-functional & fun

This thermometer takes room/bath temp, updates every 5 seconds, doubles as a clock, and has video/audio indicators.

Bottom line

Scrub a dub dub and have some fun in the tub while ensuring that the baby's bath is the perfect temp with these fantastic baby bath thermometers. Each thermometer on this list offers something different and special to make bath time a highly enjoyable and safe experience for you and your baby.

Our favorite overall is the b&h Baby Thermometer because it doubles as a thermometer and clock, allows the operator to switch between Fahrenheit and Celsius modes easily, makes for a fun rubber ducky bath toy for baby, and has high and low-temperature alarms so you can ensure baby's bath is perfect every time.

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