Best Hygrometers of 2025

Toby Butcher Avatar
Toby Butcher
Last Updated: 1 Feb 2025

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Hygrometers are devices that measure the moisture content in the air. These handy tools come in various forms, from simple analogue models to digital devices that offer more precise readings. Hygrometers are commonly used in homes, offices, and industrial settings to monitor humidity levels and ensure optimal conditions for health, comfort, and equipment performance. They are particularly useful in environments where moisture can cause damage or affect product quality, such as museums, archives, and laboratories. Hygrometers can also help to prevent mould growth, dust mite infestations, and other issues associated with high humidity levels.

At a Glance: Our Top Picks

ThermoPro TP49 Digital Hygrometer and Thermometer Cover #TOP 1
ThermoPro TP49 Digital Hygrometer and Thermometer
ftb score rating icon 9.9
ThermoPro TP50 Digital Thermo-Hygrometer for Indoor Use Cover #TOP 2
ThermoPro TP50 Digital Thermo-Hygrometer for Indoor Use
ftb score rating icon 9.8
ThermoPro TP357 Bluetooth Hygrometer and Thermometer Cover #TOP 3
ThermoPro TP357 Bluetooth Hygrometer and Thermometer
ftb score rating icon 9.6

Top 10 Hygrometers

ThermoPro TP49 Digital Hygrometer and Thermometer

TP49
Black
1 Pack
ThermoPro TP49 Digital Hygrometer and Thermometer Cover
ThermoPro TP49 Small Digital Hygrometer Indoor Thermometer Ambient Thermometer Temperature Monitor and Humidity Meter for Home Office Comfort Reptile Thermometer

The ThermoPro TP49 Hygrometer is a versatile indoor thermometer that keeps you informed about your home environment. Its comfort level indicator uses smile icons to show whether your space is wet, comfortable, or dry, allowing you to maintain optimal health and comfort. With accurate and fast response times, it measures temperatures from -50 to 70 degrees Celsius and humidity levels from 10 to 99 percent. The large, clear LCD display makes it easy for you to read the data at a glance, and you can easily switch between Celsius and Fahrenheit. The device refreshes every 10 seconds, ensuring you always have the latest information.

What We Like
Easy-to-read LCD display
Comfort level indicator
Fast and accurate readings
Low energy consumption
Versatile placement options
#TOP 2

ThermoPro TP50 Digital Thermo-Hygrometer for Indoor Use

Digital thermometer hygrometer TP50
Without Backlight
Classic
ThermoPro TP50 Digital Thermo-Hygrometer for Indoor Use Cover
ThermoPro TP50 Digital Thermo-Hygrometer Indoor Room Thermometer with Recording and Climate Indicator for Room, Climate Control Monitor

The ThermoPro TP50 Hygrometer is a reliable tool for monitoring your indoor climate. It accurately measures temperature between -50°C to 70°C and humidity from 10% to 99%, updating every 10 seconds. The innovative room climate indicator uses simple symbols to show whether your environment is dry, comfortable, or wet, helping you make necessary adjustments. By ensuring proper humidity control, this device promotes a healthier home, reducing allergens and skin issues. Its smart design allows for easy placement anywhere, enhancing your well-being effortlessly.

What We Like
Accurate temperature and humidity readings
Easy-to-read climate indicators
Promotes a healthier home environment
Compact and versatile design

ThermoPro TP357 Bluetooth Hygrometer and Thermometer

TP357
White
1 Pack
ThermoPro TP357 Bluetooth Hygrometer and Thermometer Cover
ThermoPro TP357 Bluetooth Hygrometer Mini Room Thermometer Indoor with Alerts, Humidity Meter and Temperature Monitor with Smart App and Data Recording with Humidity Sensor for Baby Room Office

The ThermoPro TP357 Thermometer offers high accuracy and fast refresh rates for temperature and humidity readings, ensuring you stay informed about your indoor air conditions. With a precise temperature gauge of ±0.5°C and humidity at ±2%RH, you can trust its reliability. The device features an impressive Bluetooth range of 80m, allowing you to monitor your environment from a distance. Additionally, the face icon comfort indicators help you easily assess whether the air is dry, comfortable, or wet, enabling you to make necessary adjustments for optimal comfort.

What We Like
Highly accurate readings
Impressive Bluetooth range
Easy-to-read comfort indicators
Smart app notifications
#TOP 4

ThermoPro TP157-3 Digital Hygrometer with Comfort Indicator

TP-157-3
black
Black
ThermoPro TP157-3 Digital Hygrometer with Comfort Indicator Cover
ThermoPro TP157-3 Digital Hygrometer Indoor Thermometer for Home, Baby Room Thermometer Humidity Meter with Temperature Humidity Sensor and Face Icon Comfort Indicator for Greenhouse Baby Room Office

The ThermoPro TP157-3 Hygrometer offers high accuracy and a fast refresh rate, ensuring you can monitor your home's humidity levels effectively. With its easy-to-read LCD display, you can view readings clearly from various angles, making it convenient for any room. The face icon comfort indicator visually communicates air conditions, helping you maintain a healthy environment. Its versatile design allows for easy placement, whether on a tabletop, magnetic surface, or hanging, making it suitable for small spaces like baby rooms or greenhouses.

What We Like
High accuracy and fast refresh rate
Clear, easy-to-read display
Comfort indicator for air quality
Versatile placement options
Long battery life
#TOP 5

EEEKit 5-Pack Digital Hygrometer Thermometer

116163
Black
EEEKit 5-Pack Digital Hygrometer Thermometer Cover
EEEKit 5-Pack LCD Digital Hygrometer Thermometer, Humidity Meter Temperature Gauge for Indoor Greenhouse, Black Round

The EEEKit Digital Hygrometer is a versatile device that accurately measures temperature and humidity, with a range of -50 to 70°C and 10% to 99% RH. Its mini and simple design allows you to place it discreetly anywhere, making it ideal for various indoor environments. You can effortlessly monitor indoor humidity and temperature, helping you adjust settings on humidifiers and dehumidifiers to maintain a comfortable living space. The easy setting feature lets you switch between Celsius and Fahrenheit, enhancing convenience for users.

What We Like
Accurate temperature and humidity readings
Compact and discreet design
Wide range of applications
Easy to read and use
Battery included for convenience
#TOP 6

Antonki 2 Pack Indoor Thermometer and Hygrometer

Antonki
EC002A Room Thermometer
2 Count (Pack of 1)
Antonki 2 Pack Indoor Thermometer and Hygrometer Cover
Room Thermometer, 2 Pack Indoor Hygrometer Thermometer, Humidity Meter, Humidity Gauge, Temperature and Humidity Monitor for Baby Room, Bedroom, Reptile Pets, Plants, Greenhouse

The Antonki Indoor Thermometer offers a reliable way to monitor both temperature and humidity in real time. With its accurate dual probe sensors, you can enjoy a wide temperature range from -58°F to 158°F and humidity levels from 10% to 99%. The large LCD display ensures you can read the measurements at a glance, while the 18 ultra-large sensitive vents provide updates every 10 seconds. This device is essential for maintaining optimal conditions for sensitive individuals, pets, and plants, helping you avoid the extremes of dryness or excessive humidity.

What We Like
Accurate dual probe sensors
Real-time measurements every 10 seconds
Large, easy-to-read display
Versatile for various indoor uses

ThermoPro TP53 Digital Indoor Humidity Monitor

TP53
White
Small
ThermoPro TP53 Digital Indoor Humidity Monitor Cover
ThermoPro TP53 Hygrometer Digital Indoor Room Lab Greenhouse Thermometer Temperature Humidity Monitor Gauge Indicator for Nursery Home Office with Touch Backlight Amphibians Hygrometer

The ThermoPro TP53 Hygrometer is a reliable indoor humidity monitor that helps you maintain a comfortable environment. With its air comfort indicator, you can easily see if your space is too dry, comfortable, or too humid at a glance. Its high accuracy ensures that you receive precise readings crucial for environments like greenhouses, updating every 10 seconds. The device also keeps track of high and low temperature and humidity records, enabling you to prepare for environmental changes effectively. This smart design adds convenience to your home or office.

What We Like
High accuracy measurements
Air comfort indicator
Quick data updates
Records high and low stats
#TOP 8

ThermoPro TP55 Digital Temperature and Humidity Monitor

TP55-2
Blue
ThermoPro TP55 Digital Temperature and Humidity Monitor Cover
ThermoPro TP55 Digital Indoor Hygrometer Thermometer Temperature and Humidity Monitor Baby Room Nursery Moisture Meter with Large Backlight Touchscreen, 2 Pieces,Blue

The ThermoPro TP55 Monitor offers precise measurements of temperature and humidity, updating every 10 seconds for real-time data. With a backlit touchscreen, you can easily read the display even in low light, allowing for convenient monitoring at any time. It also saves the maximum and minimum readings from the last 24 hours, helping you track changes effectively. Additionally, the comfort indicator and tendency arrow provide clear insights into your room's climate, ensuring you can maintain a comfortable environment.

What We Like
Precise temperature and humidity readings
Backlit touchscreen for easy visibility
Memory for max/min readings
Comfort indicator for climate awareness
Versatile mounting options
#TOP 9

Govee Bluetooth Digital Indoor Thermometer Hygrometer

H5075
white,black
1Pack
Govee Bluetooth Digital Indoor Thermometer Hygrometer Cover
Govee Room Thermometer Hygrometer, Bluetooth Digital Indoor Humidity Meter with Smart Alert and Data Storage, Temperature Monitor for Baby Greenhouse

The Govee Indoor Thermometer Hygrometer is designed to provide you with easy monitoring of your room's climate. Its upgraded display features a bright 3-inch LCD screen, making it simple for you to read temperature and humidity levels at a glance. With high accuracy, this device measures temperature to within ±0.54°F and humidity to ±3%RH, ensuring precise readings. The Bluetooth connectivity allows you to monitor conditions remotely via the Govee Home app, enabling you to stay informed from up to 60 metres away, perfect for keeping tabs on your baby’s nursery or greenhouse.

What We Like
Easy-to-read display
High accuracy measurements
Remote monitoring via Bluetooth
Smart alerts for adjustments
#TOP 10

Goerpn Round LCD Digital Hygrometer Thermometer

Goerpn
2024032753
Black
Goerpn Round LCD Digital Hygrometer Thermometer Cover
3-Pack Hygrometer Thermometer Round LCD Digital Round Temperature Humidity Meter Monitor Gauge for Greenhouse Dehumidifiers Humidifiers Basement Babyroom Home Office(Black Round)

The Goerpn Hygrometer Thermometer is a compact and stylish device designed for easy indoor humidity and temperature monitoring. Its mini and simple design allows you to place it anywhere without drawing attention, ensuring you can effortlessly check your environment. You will find it beneficial for maintaining optimal humidity levels in your home, which can help prevent health issues like colds and dry skin. Easy installation means you can set it up on a bedside table or fridge, while the clear LCD display ensures you can read the measurements from a distance.

What We Like
Compact and discreet design
Easy to read display
Wide range of applications
Simple installation process
Helps monitor health conditions
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is a hygrometer used for?

hygrometer, instrument used in meteorological science to measure the humidity, or amount of water vapour in the air. Several major types of hygrometers are used to measure humidity.

2. Which type of hygrometer is most accurate?

What is the Most Accurate Hygrometer? Of all the humidity monitors we analyzed, the Caliber 4R and Caliber IV are the most accurate hygrometer devices. They read within ±1% RH, and the humidity range is 20-90%.

3. How accurate are cheap hygrometers?

Accuracy. On the whole, hygrometers are relatively reliable and consistent instruments. Most are accurate within 5 percent. To ensure that you're getting a quality hygrometer, ensure yours works within this percentage.

4. How do hygrometers work?

Hygrometer works on the phenomenon called evaporative cooling. When water evaporates from any surface, it becomes cool because water molecules take heat energy from the surface during the evaporation. Due to this cooling effect wet bulb always shows low temperature than the dry bulb.

Editor's Notes

During our hygrometer research, we found 159 hygrometer products and shortlisted 10 quality products. We collected and analyzed 885,575 customer reviews through our big data system to write the hygrometers list. We found that most customers choose hygrometers with an average price of £12.76.

The hygrometers are available for purchase. We have researched hundreds of brands and picked the top brands of hygrometers, including ThermoPro, EEEKit, Antonki, Govee, Goerpn. The seller of top 1 product has received honest feedback from 3,029 consumers with an average rating of 4.9.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.