The 10 Best Outside Temp sensors (2023 reviews)

We consider a outside temp sensor to be a worthy investment in the long run. We are here to help you choose the right one for your needs from all the best available products in market today.

Our review process: Show/Hide

Our Top Picks:

Best Overall: Buy: Acurite Outside Temp Sensor READ REVIEW

Best For car: Buy: Amir Outside Temp Sensor READ REVIEW

Best For Pool: Buy: La Crosse technology Outside Temp Sensor READ REVIEW

Best With Outdoor Sensor: Buy: Thermopro Outside Temp Sensor READ REVIEW

Best For garage: Buy: Wittime Outside Temp Sensor READ REVIEW

Best With Weather station: Buy: Bayga Outside Temp Sensor READ REVIEW

Best For office: Buy: Inkbird Outside Temp Sensor READ REVIEW

Best For window: Buy: Geevon Outside Temp Sensor READ REVIEW

Best For patio: Buy: BALDR Outside Temp Sensor READ REVIEW

Best For Pool Thermometer: Buy: Amtast Outside Temp Sensor READ REVIEW

Best Overall: Acurite Outside Temp Sensor

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The acurite outside temp sensor is capable of outshining several other sensor featured in this list in overall features. It is perfect for temporary patio greenhouse. The narrow white box has to be hung outside to tell the black box what the outside temperature is. The display and outdoor sensor are totally wireless and easy to install. They offer pinpoint accuracy, personalized for your location. The red LED light should NOT stay on continuously. It is great to monitor temperatures inside and out.

These are reliable, batteries last about a year and the display temp is within 2 -3 degrees of lab grade mercury thermometer. It is refreshed when the temperature changes.

• Works great, no issues, reads temperature correctly
• Easy to set up pretty accurate for home use
• Accurate, nice design, easy to read and simple to set up
• Resistant design and an integrated hanger for easy mounting

Best For car: Amir Outside Temp Sensor

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If you often find yourself scrambling for convenient and suitable sensor, amir outside temp sensor is your end point. It is an easily read thermometer with exceptional range. It has three satellite monitors plus the base station which offer a versatile system to monitor the temperature and humidity level anywhere inside and out. It is perfect for monitoring kitchen frig/freezer and stand-alone storage freezer. It is easy to read screen display and tells accurate temperature. It is easy to install batteries and once installed, magic, all 3 sensors produce a signal to the receiver. The base unit is 3-3/4" wide X 3" tall. It is great for monitoring kitchen frig/freezer and stand-alone storage freezer.

• Great for monitoring attic, crawl space and shed
• Added batteries and put sensors in 3 different locations around the house
• Lights up no signal problems even has little face to tell you comfort level
• Excellent thermometer that allows for up to three locations

Best For Pool: La Crosse technology Outside Temp Sensor

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Best part: la crosse technology outside temp sensor costs comparatively low and it is available to ship in 24 hours. This outdoor thermometer has large text, is easy to mount to a window and is attractive in most settings. It is designed to mount outside of a window pane. The cement gets full sun and, though the thermometer is not in direct sunlight, the thermometer reads high. They hold well even in extreme temperatures and wind, and they peel off without leaving damage or residue. The diffuser reflects the lights inside your room so you can read the display at night.

This thermometer works great, and shows the minimum, maximum and current temperatures. It is easy to mount and set up, easy to read even from a distance. The unit does include a translucent plastic shield to make it a little more readable.

• Perfect, easily readable on kitchen window
• Simple to mount, easy to see
• Simple thermometer to attach to glass window or door
• A simple little tool that works wonderfully

Best With Outdoor Sensor: Thermopro Outside Temp Sensor

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Best part: thermopro outside temp sensor costs comparatively low and it is available to ship in 24 hours. The ThermoPro TP65 is a great tool to monitor the humidity and temperature in the crawlspace. This basic device works very well and has stood up to some serious winter weather and heavy snows. It features but decreases visibility with a tiny size of information. It does have a humidity reading for outside and inside. The remote sensor must always be placed upwards so that rain doesn't get inside the sensor through vent holes on the bottom of the sensor, "ours has been outside, hanging from the back of the porch stairs without problem. It is easy to set up, easy to pair the remote temp gauge and the numbers are large and easy to read across the room. It does not show humidity outside.

• Works great, easy to see temperature inside and out
• Nice and well made thermometer with reliable external thermometer sensor
• Totally readable display from any angle plus touch backlighting
• Transmission range up to 200 feet in open area

Best For garage: Wittime Outside Temp Sensor

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The wittime outside temp sensor is capable of outshining several other sensor featured in this list in overall features in its price range. It fits nicely into a busy classroom and is durable enough to keep working in a classroom full of 5/6 year olds. It’s compact, has a very bright color screen and pairs seamlessly. It reduces the accuracy and gives no assurance to the observer that the time is correct.

It is a plug-in device and it would have a cord hanging down from it. It has a clock and current/future weather on the screen as well. You can have screw in the kickstand on the back and it takes up very small space on the desk, providing time and temperature information. The brightness is not so much as to disturb sleep.

Batteries attached to the indoor thermometer are mainly for backup, 5.0v ac adapter is required for full functional display, constant backlight, and adjustable settings.

• Simple thermometer with daylight saving clock and outdoor temperature sensor
• Compact design fits in small spaces
• Works great as to temperature, inside and outside
• Power supply and backup battery is great feature

Best With Weather station: Bayga Outside Temp Sensor

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We would, of course, be remiss if we didn't mention bayga outside temp sensor for regular usage. There are 3 ways to place the wireless sensor, whether it is Stand or Hanging-string or Hanging-wall, they are all very good. It has a built-in pressure sensor which can predict the weather through the change of pressure. Even the outdoor part holds its charge in the cold. It is easy to set up and reads the outdoor temperature at a good distance.

The measuring station with a range of up to 330 ft shows you when there is a storm outside and you just lie there. Its waterproof level is IPX4, which can prevent direct sunlight and rain soaking. It includes an option to light up the indoor thermometer. It is compatible with the weather station.

• Excellent indoor and outdoor weather temp
• Love the simple touch elimination at night time
• Easy to set up and use
• Nice thermometer and nice to have the ligjt

Best For office: Inkbird Outside Temp Sensor

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Compared with other sensor in this category, the inkbird outside temp sensor has a convenient design. It's a good idea to put Vaseline on the transmitter threads, to help keep water out. It can be used in hydroponics reservoirs, pool systems, aquariums and more. The Thermometer is accurate and displays pool temperature on display in the house.

The remote display is designed to be in an indoor environment. It has adopted high quality materials, and it is solid and durable. There is a seal that locks out the water. It is great for monitoring pool temp. The devices come professionally and securely packed.

• A really nice, high tech pool thermometer
• Great product for remote pool temperature reading
• One of the new comers and featured product

Best For window: Geevon Outside Temp Sensor

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If you often find yourself confused about convenient and suitable sensor, geevon outside temp sensor is your end point. It is used to monitor basement, green house, and outdoors. It works with no problem plus it is 10f colder outside. The temperature displays appear to be accurate within the specified limits compared with other thermometers. The max and min data will update every 24hrs and you can press the mem button to switch between. It has even detected animals on the drive. The instructions suggest it can even get some power to charge its internal batteries on an overcast day. The humidity readings are also quite accurate. It will ring when the value reaches at the point of pre-set max or min alarm values.

• One of the new comers and featured product
• Lot of satisfied buyers

Best For patio: BALDR Outside Temp Sensor

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If you are looking to buy a suitable sensor for your daily purpose, you cannot go wrong with the baldr outside temp sensor. Thermometer is indoor outdoor with strong signal penetration and humidity sensors to get the temperature and humidity records from 326ft/100m remote range away in open areas, making you easily know your surrounding climate condition. The indoor/outdoor thermometer wireless shows big reading for the inside/outside temperature and humidity, easy to view even for the elder person. The nice part is that it doesn't require backlight to read. The weather icon displays are based on the hourly calculation of indoor outdoor temperature & humidity, easy to view even for the elder person. It features 2 placement options and also comes with 5 kinds of weather icons shown on the LCD screen.

• Large digital temperature and humidity display
• 24 hours weather change, helping you take effective precautions in advance
• Good brand reputation

Best For Pool Thermometer: Amtast Outside Temp Sensor

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The amtast outside temp sensor's superior materials makes sure that it ages well with use. This swimming pool thermometer is a wonderful asset for keeping track of how comfortable your pool will be when you get in. It works well with a small stainless wire to hold it to a connection point on the pool wall. The sensor does not continuously broadcast to the receiver. It is perfectly, and what a convenience to be able to check the pool temp from inside. The remote display uses 2 AAA batteries and they need to be replaced every 4 to 5 months.

This product is so easy to monitor the temperature of the pool without having to go and pull the thermometer out of the pool and look at the temp. It is perfect for monitoring spa temp from inside home. The pool unit is generally good for more than a year. This thermostat makes it through one winter season.

• Great for quick pool temp check
• Uses dip-switches to set rf channel and c./f
• Good brand reputation