Best Greenhouse Humidity Monitor

Looking for the best greenhouse humidity monitor? We’ve tested and compared the top 10 options to help you find the perfect one for your greenhouse.

Maintaining the right humidity in your greenhouse is key to healthy plants. Too much or too little moisture can harm your plants. A reliable humidity monitor helps you keep everything just right.

We’ve tested and compared the best greenhouse humidity monitors for you. From easy-to-read displays to long-lasting batteries, these tools make monitoring simple. Discover the perfect one to keep your greenhouse thriving.

List of Top 10 Greenhouse Humidity Monitor

Title	Best For	Price
TempPro TP50 Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor(Previously ThermoPro)	This product is perfect for anyone who wants to keep their home healthy and comfortable. It’s great for families, gardeners, or pet owners who need to track temperature and humidity.	View on Amazon (paid link)
TempPro Hygrometer Thermometer for House, Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT, Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)	This TempPro Hygrometer Thermometer is perfect for anyone who wants to easily monitor their home’s temperature and humidity. It’s great for parents, plant lovers, or anyone needing accurate data to keep their space comfortable.	View on Amazon (paid link)
TempPro TP150 Greenhouse Thermometer Hygrometer, IPX5 High-Humidity Resistant Temperature and Humidity Monitor, High/Low Records Humidity Meter for Indoor Grow Tents, Reptile(Previously ThermoPro)	The TempPro TP150 Greenhouse Thermometer Hygrometer is perfect for plant lovers and reptile owners. It helps you keep the right temperature and humidity for your plants or pets.	View on Amazon (paid link)
DOQAUS Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with 5s Fast Refresh Accurate Temperature Humidity Monitor for Home, Bedroom, Baby Room, Office, Greenhouse, Cellar (Black)	This DOQAUS Digital Hygrometer is perfect for anyone who wants to keep their home comfortable. It’s great for parents, office workers, or plant lovers who need to track temperature and humidity easily.	View on Amazon (paid link)
Antonki 2 Pack Room Thermometer for Home, Hygrometer Indoor Humidity Meter Gauge, Digital Temperature and Humidity Monitor Sensor for House, Terrarium, Incubator, Greenhouse – Battery Included	This 2-pack room thermometer is perfect for anyone who wants to easily monitor temperature and humidity in multiple spaces. Whether for a home, greenhouse, or pet habitat, it’s simple to use and place anywhere.	View on Amazon (paid link)
TempPro TP49 Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with Temperature and Humidity Monitor Mini Hygrometer Outdoor Thermometer (Previously ThermoPro)	This TempPro TP49 Digital Hygrometer is perfect for anyone who wants to easily monitor temperature and humidity in their home or workplace. It’s great for rooms like baby rooms, greenhouses, or offices where comfort matters.	View on Amazon (paid link)
Mini Hygrometer Thermometer Digital Humidity Meter Indoor/Outdoor Humidity Monitor Reptile Thermometer for Greenhouse Garden Cellar Fahrenheit(℉)/ Celsius(℃) 2 Pack	This mini hygrometer thermometer is perfect for anyone who needs to monitor temperature and humidity in various settings. Whether you’re caring for reptiles, managing a greenhouse, or keeping an eye on indoor spaces, this compact and accurate device is a great fit.	View on Amazon (paid link)
TempPro TP55 Digital Indoor Hygrometer Thermometer, 4-Inch Temperature/Humidity Monitor with Touchscreen and Backlit, Room Thermometer/Humidity Meter for House Home Greenhouse (Previously ThermoPro)	The TempPro TP55 Digital Indoor Hygrometer Thermometer is perfect for anyone who wants to easily monitor their home’s temperature and humidity. It’s great for families, plant lovers, or anyone looking to keep their space comfortable.	View on Amazon (paid link)
TempPro TP49 3 Pieces Digital Hygrometer Indoor Thermometer Humidity Meter Mini Hygrometer with Temperature and Humidity Monitor Outdoor and Room Thermometer Weather Station (Previously ThermoPro)	This product is perfect for anyone who wants to monitor temperature and humidity in their home or workspace. It’s great for rooms like baby rooms, kitchens, offices, or greenhouses.	View on Amazon (paid link)
ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)	This Bluetooth thermometer hygrometer is perfect for anyone who needs to monitor temperature and humidity in various settings. Whether you’re caring for a greenhouse, incubators, cigar humidors, or even RVs, this compact and portable device offers easy control and accurate readings right on your smartphone.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 Greenhouse Humidity Monitors carefully selected for accuracy, ease of use, and value. Whether you’re growing plants or monitoring indoor spaces, this guide helps you find the perfect match for your needs. Read on to make an informed choice and keep your environment just right.

1. TempPro TP50 Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor(Previously ThermoPro)

TempPro TP50 Digital Hygrometer Indoor Thermometer Room Thermometer and Humidity Gauge with Temperature Humidity Monitor(Previously ThermoPro)

The TempPro TP50 Digital Hygrometer helps you monitor temperature and humidity in your home. It shows DRY/COMFORT/WET levels with a quick glance. This device keeps you informed about your indoor environment.

It updates every 10 seconds for accurate readings. The high/low records let you track changes easily.

Use it as a fridge thermometer, reptile thermometer, or even a soil thermometer. It comes with a stand and magnetic back for easy placement. Includes 1 AAA battery for instant use.

Pros	Cons
Quick glance shows air conditions for a healthier home. High accuracy with fast updates every 10 seconds. Tracks high/low records for easy comparisons. Versatile use for home, fridge, or pets. Simple design with stand and magnetic back.	No alerts for extreme temperature or humidity changes. Battery replacement needed, not rechargeable. Random branding: ThermoPro or TempPro delivered.

Perfect For:

This product is perfect for anyone who wants to keep their home healthy and comfortable. It’s great for families, gardeners, or pet owners who need to track temperature and humidity.

Ready to Purchase?

View Price on Amazon (paid link)

2. TempPro Hygrometer Thermometer for House, Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT, Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)

TempPro Hygrometer Thermometer for House, Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT, Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)

The TempPro Hygrometer Thermometer helps you monitor temperature and humidity in your home. It works up to 260 feet away with Bluetooth. The ThermoPro App keeps your data private and easy to use.

It stores 2 years of data and lets you export it. The backlit display makes readings clear in any light. The comfort indicator shows changes at a glance.

Use it in bedrooms, baby rooms, or even cigar rooms. It’s accurate and reliable. TempPro keeps the same quality as ThermoPro.

Pros	Cons
Monitor temp and humidity from 260FT away with Bluetooth. Store and export 2 years of data for smart planning. High accuracy with 10-second refresh for real-time updates. Clear backlit display and comfort indicator for easy reading. Versatile use for home, baby rooms, or instruments.	App-only control limits access without a smartphone. No offline data export without the app. Brand confusion with ThermoPro/TempPro names.

Perfect For:

This TempPro Hygrometer Thermometer is perfect for anyone who wants to easily monitor their home’s temperature and humidity. It’s great for parents, plant lovers, or anyone needing accurate data to keep their space comfortable.

Ready to Purchase?

View Price on Amazon (paid link)

3. TempPro TP150 Greenhouse Thermometer Hygrometer, IPX5 High-Humidity Resistant Temperature and Humidity Monitor, High/Low Records Humidity Meter for Indoor Grow Tents, Reptile(Previously ThermoPro)

TempPro TP150 Greenhouse Thermometer Hygrometer, IPX5 High-Humidity Resistant Temperature and Humidity Monitor, High/Low Records Humidity Meter for Indoor Grow Tents, Reptile(Previously ThermoPro)

The TempPro TP150 Greenhouse Thermometer Hygrometer is a reliable tool for monitoring temperature and humidity. It’s perfect for greenhouses, grow tents, or indoor plant spaces.

It offers real-time updates, accurate readings, and easy placement. The large display shows clear data from any angle.

Pros	Cons
Quick updates show real-time temperature and humidity changes. Waterproof design works well in high-humidity areas. Easy icons help you check comfort levels fast. Magnetic or stand options for flexible placement.	No remote access for monitoring when away from the greenhouse. Limited memory stores only 24-hour records, not long-term data. Magnet placement restricts mounting to metal surfaces only.

Perfect For:

The TempPro TP150 Greenhouse Thermometer Hygrometer is perfect for plant lovers and reptile owners. It helps you keep the right temperature and humidity for your plants or pets.

Ready to Purchase?

View Price on Amazon (paid link)

4. DOQAUS Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with 5s Fast Refresh Accurate Temperature Humidity Monitor for Home, Bedroom, Baby Room, Office, Greenhouse, Cellar (Black)

DOQAUS Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with 5s Fast Refresh Accurate Temperature Humidity Monitor for Home, Bedroom, Baby Room, Office, Greenhouse, Cellar (Black)

The DOQAUS Digital Hygrometer is a compact and accurate tool for monitoring temperature and humidity. It’s perfect for home, office, or greenhouse use. Its fast refresh rate ensures you always have up-to-date data.

It shows air comfort levels with easy-to-read icons. The 2.3-inch LCD display is clear from any angle. It’s lightweight and portable, making it convenient to carry.

You can mount it anywhere with three options: hang, stand, or magnet. It’s simple to use and saves space. Switch between °F and °C with one button.

Pros	Cons
Accurate readings every 5 seconds for precise temperature and humidity. Easy-to-read 2.3in LCD display with bold numbers. 3 mounting options for convenient placement anywhere. Air comfort indicator helps maintain a perfect environment. Compact and lightweight design for easy portability.	No battery included, so you’ll need to buy one separately. Limited range for temperature and humidity readings. No backlight, making it hard to read in dark rooms.

Perfect For:

This DOQAUS Digital Hygrometer is perfect for anyone who wants to keep their home comfortable. It’s great for parents, office workers, or plant lovers who need to track temperature and humidity easily.

Ready to Purchase?

View Price on Amazon (paid link)

5. Antonki 2 Pack Room Thermometer for Home, Hygrometer Indoor Humidity Meter Gauge, Digital Temperature and Humidity Monitor Sensor for House, Terrarium, Incubator, Greenhouse – Battery Included

Antonki 2 Pack Room Thermometer for Home, Hygrometer Indoor Humidity Meter Gauge, Digital Temperature and Humidity Monitor Sensor for House, Terrarium, Incubator, Greenhouse - Battery Included

Monitor your home’s temperature and humidity with this 2-pack digital thermometer and hygrometer. It’s easy to read from any angle, thanks to its large LCD screen. The included battery lasts a long time, and you can turn it off when not in use.

Place it anywhere—on a table, metal surface, or wall. It’s perfect for bedrooms, nurseries, kitchens, and even greenhouses or terrariums.

Pros	Cons
Accurate readings for temperature and humidity in real-time. Easy-to-read large LCD screen from any angle. Versatile placement with magnets and kickstand. Long-lasting battery, included and replaceable. Great value with 2-pack for multiple rooms.	No backlight for easy reading in dark rooms. Battery not rechargeable, requires replacement over time. No alerts for extreme temperature or humidity changes.

Perfect For:

This 2-pack room thermometer is perfect for anyone who wants to easily monitor temperature and humidity in multiple spaces. Whether for a home, greenhouse, or pet habitat, it’s simple to use and place anywhere.

Ready to Purchase?

View Price on Amazon (paid link)

6. TempPro TP49 Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with Temperature and Humidity Monitor Mini Hygrometer Outdoor Thermometer (Previously ThermoPro)

TempPro TP49 Digital Hygrometer Indoor Thermometer Humidity Meter Room Thermometer with Temperature and Humidity Monitor Mini Hygrometer Outdoor Thermometer (Previously ThermoPro)

The TempPro TP49 Digital Hygrometer helps you monitor temperature and humidity easily. It shows DRY/COMFORT/WET levels with face icons. This makes it simple to adjust your humidifier or dehumidifier.

It has highly accurate sensors with a fast refresh rate. Readings update every 10 seconds, so you always have the latest data.

The compact display features large, bold digits. You can place it anywhere with three options: tabletop, magnetic, or hanging.

Pros	Cons
Face icons show DRY/COMFORT/WET air quickly. Accurate sensors measure temperature and humidity precisely. Fast updates every 10 seconds for latest readings. Compact display with large digits for easy reading. Multiple placement options for any room or space.	No battery indicator, might stop working without warning. Limited range for outdoor use, best for indoors only. No alerts for extreme temperature or humidity changes.

Perfect For:

This TempPro TP49 Digital Hygrometer is perfect for anyone who wants to easily monitor temperature and humidity in their home or workplace. It’s great for rooms like baby rooms, greenhouses, or offices where comfort matters.

Ready to Purchase?

View Price on Amazon (paid link)

7. Mini Hygrometer Thermometer Digital Humidity Meter Indoor/Outdoor Humidity Monitor Reptile Thermometer for Greenhouse Garden Cellar Fahrenheit(℉)/ Celsius(℃) 2 Pack

Mini Hygrometer Thermometer Digital Humidity Meter Indoor/Outdoor Humidity Monitor Reptile Thermometer for Greenhouse Garden Cellar Fahrenheit(℉)/ Celsius(℃) 2 Pack

Monitor temperature and humidity with ease using this mini digital hygrometer thermometer. It’s compact and portable, perfect for home or work.

Switch between Fahrenheit and Celsius with a simple click. It updates every 10 seconds for fast, accurate readings.

Use it anywhere—greenhouses, offices, or reptile tanks. Long-lasting battery life ensures reliable performance.

Pros	Cons
Quickly measures temperature and humidity for home or work. Switches between Fahrenheit and Celsius with ease. Fast updates every 10 seconds for accurate readings. Long-lasting battery life, up to 9 months per cell.	No backlight for low-light use. Small screen may be hard to read. Battery replacement needed often.

Perfect For:

This mini hygrometer thermometer is perfect for anyone who needs to monitor temperature and humidity in various settings. Whether you’re caring for reptiles, managing a greenhouse, or keeping an eye on indoor spaces, this compact and accurate device is a great fit.

Ready to Purchase?

View Price on Amazon (paid link)

8. TempPro TP55 Digital Indoor Hygrometer Thermometer, 4-Inch Temperature/Humidity Monitor with Touchscreen and Backlit, Room Thermometer/Humidity Meter for House Home Greenhouse (Previously ThermoPro)

TempPro TP55 Digital Indoor Hygrometer Thermometer, 4-Inch Temperature/Humidity Monitor with Touchscreen and Backlit, Room Thermometer/Humidity Meter for House Home Greenhouse (Previously ThermoPro)

The TempPro TP55 is a digital indoor hygrometer thermometer. It has a large 4-inch display with clear digits. This makes temperature and humidity checks quick and easy.

It gives accurate readings with advanced sensors. You get real-time updates every 10 seconds. This helps you adjust your environment for better comfort.

You can place it anywhere – on a table, wall, or magnetically. It comes ready to use with batteries included. TempPro keeps the same quality as ThermoPro.

Pros	Cons
Large, clear display for easy reading at a glance. Accurate readings with ±1°F and ±2% RH precision. Real-time updates every 10 seconds for quick adjustments. Flexible placement options: tabletop, wall, or magnetic. Ready to use with batteries included out of the box.	No smart app connection for remote monitoring. Limited placement options despite versatile design. Batteries may need frequent replacement with heavy use.

Perfect For:

The TempPro TP55 Digital Indoor Hygrometer Thermometer is perfect for anyone who wants to easily monitor their home’s temperature and humidity. It’s great for families, plant lovers, or anyone looking to keep their space comfortable.

Ready to Purchase?

View Price on Amazon (paid link)

9. TempPro TP49 3 Pieces Digital Hygrometer Indoor Thermometer Humidity Meter Mini Hygrometer with Temperature and Humidity Monitor Outdoor and Room Thermometer Weather Station (Previously ThermoPro)

TempPro TP49 3 Pieces Digital Hygrometer Indoor Thermometer Humidity Meter Mini Hygrometer with Temperature and Humidity Monitor Outdoor and Room Thermometer Weather Station (Previously ThermoPro)

The TempPro TP49 is a 3-piece digital hygrometer that monitors temperature and humidity. It’s perfect for indoor and outdoor use, helping you keep any space comfortable.

It has clear face icons to show DRY/COMFORT/WET conditions. You can place it anywhere—on a table, wall, or even hang it.

Pros	Cons
Face icons show DRY/COMFORT/WET air for easy adjustments. Accurate sensors measure temperature and humidity precisely. Fast refresh updates every 10 seconds for real-time data. Compact display with large digits for clear reading. Multiple placement options fit any space effortlessly.	No battery indicator, so you might not know when it’s low. Limited range for outdoor use, best for indoor spaces. No alerts for extreme temperature or humidity changes.

Perfect For:

This product is perfect for anyone who wants to monitor temperature and humidity in their home or workspace. It’s great for rooms like baby rooms, kitchens, offices, or greenhouses.

Ready to Purchase?

View Price on Amazon (paid link)

10. ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)

ThermoPro Bluetooth Thermometer Hygrometer, 260FT Range Temperature Sensor Greenhouse Thermometer, Remote App Control Temperature and Humidity Monitor with 2-Year Data Logging Export (TP351)

The ThermoPro Bluetooth Thermometer Hygrometer makes monitoring temperature and humidity easy. It connects quickly to your phone with simple setup. Just add batteries, download the app, and start using it right away.

This device gives accurate readings with its advanced sensor. It tracks data for up to 2 years and lets you export it easily. The 260-foot range lets you check conditions from anywhere in your home or office.

Compact and portable, it fits anywhere. Feature-rich app gives full control. Perfect for various uses, like greenhouses or camping.

Pros	Cons
Easy setup with Bluetooth for quick monitoring. Accurate readings within seconds for reliable data. Long-range (260FT) for remote tracking from anywhere. 2-year data storage for detailed analysis and export. Compact design for versatile use in any space.	No Wi-Fi, limits remote access beyond Bluetooth range. App-only control, no manual device settings available. Battery-dependent, frequent replacements may be needed.

Perfect For:

This Bluetooth thermometer hygrometer is perfect for anyone who needs to monitor temperature and humidity in various settings. Whether you’re caring for a greenhouse, incubators, cigar humidors, or even RVs, this compact and portable device offers easy control and accurate readings right on your smartphone.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Keeping your greenhouse healthy starts with the right humidity. Too much or too little moisture can harm your plants. A reliable humidity monitor helps you keep everything just right.

Choosing the best greenhouse humidity monitor is easy when you know what to look for. We’ve tested top options to help you find the perfect one. Here’s what to consider:

Accuracy: Look for a monitor with precise sensors for correct readings. This ensures your plants get the right care.
Display: Choose a clear, easy-to-read screen with large digits or icons. This makes checking humidity quick and simple.
Placement Options: Pick a monitor you can hang, stand, or mount. This lets you place it anywhere in your greenhouse.
Refresh Rate: Go for a device that updates quickly, like every 5 or 10 seconds. This gives you real-time data for better control.
Battery Life: Select a monitor with long-lasting batteries or battery-saving features. This reduces the need for frequent replacements.
Extra Features: Consider monitors with temperature readings, comfort indicators, or data logging. These add extra value and convenience.

With these factors in mind, you’ll find the perfect humidity monitor to keep your greenhouse thriving.