Best Garden Thermometers for Temperature Monitoring in 2026
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Last updated: January 26, 2026
Gardening enthusiasts know that keeping track of temperature is critical to the success of their plants. From germination to harvest, temperature monitoring is essential to ensure that plants are growing in optimal conditions. That’s where garden thermometers come in. These devices are designed to measure the temperature of the soil, air, and water, providing gardeners with the information they need to make informed decisions about their plants.
When it comes to garden thermometers, there are many options available on the market. Some are designed to be inserted directly into the soil, while others can be mounted on a wall or placed on a tabletop. There are also digital and analog options, each with its own set of benefits and drawbacks.
When choosing a garden thermometer, it’s important to consider the specific needs of your garden. Factors like the type of plants you’re growing, the climate in your area, and the size of your garden can all play a role in determining which thermometer is right for you. Additionally, you’ll want to consider factors like durability, accuracy, and ease of use.
We’ve spent hours researching and testing various garden thermometers to identify the best options for temperature monitoring in your garden. In the following sections, we’ll share our top picks and highlight the features that make them stand out.
Best Garden Thermometers
We know how important it is to keep track of the temperature in your garden, whether you’re monitoring for plant growth or trying to prevent frost damage. That’s why we’ve compiled a list of the best garden thermometers on the market. Our team has researched and tested various models to bring you the most accurate and reliable options available. So, whether you’re a seasoned gardener or just starting out, you can trust our recommendations to help you keep your garden thriving.
Our top pick
- The large display is easy to read, even from a distance.
- The thermometer can simultaneously display the actual temperature and the maximum and minimum temperatures until last reset.
- The thermometer is accurate and comes with a 1 X AA battery included.
Cons
- The thermometer is not waterproof, so it should be placed in a protected position from direct sunlight and driving rain if used outdoors.
- The thermometer can only measure temperature over the range of -10 to 50 °C, so it may not be suitable for extreme temperature conditions.
- The thermometer is housed in a white ABS case, which may not be as durable as other materials.
Overall, if you’re looking for a reliable and accurate thermometer for your garden, greenhouse, or garage, the Digital Greenhouse Thermometer from Thermometer World is a great choice. However, it’s important to note that the thermometer is not waterproof, so it should be placed in a protected position from direct sunlight and driving rain if used outdoors. It checks every box we look for, making it an easy recommendation.
Best wide option
- The Swiss-made sensors provide accurate temperature and humidity measurements, with a wide range for detecting changes.
- You can monitor the temperature and humidity data in real-time from anywhere with the Govee APP. The WiFi gateway supports pairing up to 10 sensors to extend your monitoring range to any location indoors and outdoors.
- The Govee APP alerts you via cell phone when the smart hygrometer thermometer detects readings outside of the range, so you can respond faster to sudden changes.
Cons
- The device requires 4 AAA batteries, which are included but will need to be replaced eventually.
- Some users have reported difficulty setting up the device and connecting it to the app.
- The design may not be suitable for all spaces, as it is small enough to fit in potted plants or small spaces but may not be as visible in larger areas.
We found that the Govee WiFi Hygrometer Thermometer 6 Pack H5100 was easy to set up and provided accurate readings for temperature and humidity. The app is user-friendly and allows you to monitor the data remotely, with alerts for sudden changes. The device is small enough to fit in small spaces, making it versatile for a variety of uses. If you’re looking for a reliable and easy-to-use temperature and humidity monitor, the Govee WiFi Hygrometer Thermometer 6 Pack H5100 is a great choice. It earns its spot on this list with consistent, reliable performance.
Best tall option
- The wireless indoor outdoor thermometer comes with 3 remote sensors that can be connected to display readings from 4 different places simultaneously up to 200FT/60M apart.
- The thermometer provides accurate temperature and humidity readings with past 24 hours Max/Min records and trends arrows, and it works with the hi/lo temperature and humidity alert function to help you create a healthier lifestyle.
- The thermometer is easy to install and use, and it can be placed on the desk or hung on the wall as you like.
Cons
- The thermometer requires 2 AA batteries for the base station and 2 AAA batteries for each remote sensor, which are not included in the package.
- The thermometer’s display is not backlit, which can make it difficult to read in low light conditions.
- The thermometer’s accuracy may be affected by extreme temperatures or humidity levels.
We’ve been using the Geevon Indoor Outdoor Thermometer Wireless with 3 Remote Sensors for a few weeks now, and we’re impressed with its performance and features. Overall, we would highly recommend the Geevon Indoor Outdoor Thermometer Wireless with 3 Remote Sensors to anyone looking for an accurate and reliable thermometer to monitor the temperature and humidity of their garden, greenhouse, or indoor space. It’s a solid choice that lives up to its billing.
Best for indoors
- The thermometer is suitable for both indoor and outdoor use in the home, garden, or greenhouse.
- It has a flip-out attached roof for extra protection from the elements.
- The max-min thermometer is ideal for monitoring temperature fluctuations.
Cons
- The large “Clear” button is located in the middle of the max-min temperature scales, which can be a little inconvenient.
- It can be a little hard to read at times.
- It’s not very accurate when temperatures get over 110 degrees Fahrenheit.
We were impressed with the Brannan Digital Greenhouse Thermometer’s accuracy, which is rated at +/-1°C. Overall, if you’re looking for a reliable and accurate digital greenhouse thermometer, the Brannan Digital Greenhouse Thermometer is a great choice. For indoor spaces, it fits right in — both functionally and aesthetically.
Best plastic option
- The gilt dial and black plastic case give it a stylish look that will fit perfectly in any garden or greenhouse.
- The max and min temperature and humidity readings make it easy to track fluctuations and keep your plants healthy.
- The thermometer is very accurate and comes with exceptional customer service.
Cons
- The thermometer is quite small, which can make it difficult to read from a distance.
- The temperature readings are only in Celsius and Fahrenheit, which may not be ideal for all users.
- The minimum hand may not always work properly, which can be frustrating.
Overall, we would recommend the Brannan Max Min Thermometer and Hygrometer for anyone looking for a reliable and stylish thermometer to keep track of temperature and humidity in their garden or greenhouse. Its accuracy and exceptional customer service make it a great investment for any gardener. For what it sets out to do, it delivers impressively.
Best iron option
- The thermometer comes with a remote sensor that can display temperature and humidity of 2 different areas, and has 3 channels for remote sensors, allowing you to monitor up to 4 locations.
- The touchscreen and 4” high clear HTN LCD display with backlight make it easy to read in low light conditions.
- The humidity meter displays indoor and outdoor temperature and humidity readings with trend arrow and all-time/24 hours max & min records, allowing you to monitor changes in your living environment and make necessary adjustments in time.
Cons
- Some users have reported that the monitor and sensor show slightly different humidity readings despite being in the same conditions.
- The instructions can be unclear, making it difficult to set up.
- The outside temperature reading may not be accurate in certain locations.
Overall, we recommend the VAUNO Hygrometer Humidity Gauge Meter for anyone looking for a reliable and easy-to-use thermometer for their garden. With its multi-channel hygrometer, touchscreen display, and trend indicator, this thermometer is a great tool for monitoring changes in your living environment. However, it may not be the best option for those looking for highly accurate temperature readings in all locations. It’s a well-rounded option that’s easy to recommend.
Best for large areas
- The Govee Hygrometer Thermometer H5075 supports both basic and smart functions, including remote monitoring and temperature and humidity graphs.
- With its Swiss-made smart hygrometer sensor, this thermometer is highly accurate, with temperature readings accurate up to ±0.54°F and humidity readings accurate up to ±3%RH.
- The upgraded display features a 3-inch bright LCD screen with large numbers, making it easy to read and understand.
Cons
- Some users have reported difficulty with the Bluetooth data syncing range, which can be limited in certain situations.
- The Govee app can be somewhat complex and difficult to navigate, especially for users who are not familiar with smart home technology.
- While the thermometer is relatively affordable, it may not be the best option for users who are looking for a more advanced or feature-rich device.
Overall, we highly recommend the Govee Hygrometer Thermometer H5075 for anyone looking for a reliable and easy-to-use thermometer for their garden or home. The thermometer’s smart app alerts are particularly useful, allowing you to receive instant notifications when the temperature or humidity levels in your space are outside of their preset range. For expansive areas, it has the power and reach you need.
Best for outdoors
- The pre-calibrated sensor ensures high accuracy of temperature and humidity readings.
- The wireless technology allows for steady and powerful data transmission up to 330 ft radius every 30 seconds.
- The thermometer comes with a tabletop or wall-mountable design and adjustable backlight, making it easy to view and use.
Cons
- The humidity accuracy is +/-5%, which may not be precise enough for some users.
- The thermometer does not come with batteries, so you will need to purchase them separately.
- Some users have reported issues with one of the sensors disconnecting at times.
Infrared thermometers are ideal for taking readings from a distance. In summary, if you are looking for a reliable and accurate thermometer to monitor the temperature and humidity of your garden, the Indoor Outdoor Thermometer Wireless by U UNNI is a great choice. For outdoor use, it handles the elements with ease.
Buying Guide
When it comes to buying a garden thermometer for temperature monitoring, there are several factors to consider. We’ve put together a list of features to look for when selecting the best product for your needs.
Accuracy
The most important feature to consider when purchasing a garden thermometer is accuracy. Look for a thermometer that has a high level of accuracy to ensure that you are getting an accurate reading of the temperature in your garden.
Temperature Range
Different plants and vegetables grow best at different temperatures. Therefore, it’s important to select a thermometer that has a temperature range suitable for your garden. Some thermometers have a wide temperature range, while others have a more limited range.
Durability
Since garden thermometers are exposed to the elements, it’s important to choose a product that is durable and can withstand harsh weather conditions. Look for a thermometer that is made of materials that can withstand rain, snow, and extreme temperatures.
Display
The display of the thermometer should be easy to read and understand. Look for a thermometer that has a large, clear display that is easy to read from a distance. Some thermometers also have a backlight, which can be helpful when taking readings at night or in low light conditions.
Type of Thermometer
There are several types of garden thermometers available, including digital, analog, and infrared. Digital thermometers are the most accurate and easy to read, while analog thermometers are more traditional and simple to use. Infrared thermometers are ideal for taking readings from a distance.
Price
Garden thermometers come in a range of prices, so it’s important to consider your budget when selecting a product. While more expensive thermometers may have more features, there are also affordable options that can provide accurate readings and withstand harsh weather conditions.
By considering these factors, you can select a garden thermometer that is accurate, durable, and suitable for your garden’s temperature needs.
