Environmental (temperature, humidity, air quality)
Browse our range of environmental sensors for monitoring temperature, humidity, barometric pressure, and air quality. From thermistors and digital temperature probes to multi-function breakout boards measuring gas and weather conditions, you'll find sensors compatible with Arduino, Raspberry Pi, and other popular platforms.
Ideal for weather stations, IoT projects, STEM education, and industrial monitoring. Whether you're a hobbyist, student, or professional, we ship across Australia from our local warehouse.
SparkFun Arduino IoT Weather Station
SKU: SF-KIT-22636 | Brand: SparkFun
Building a weather station can be rewarding whether you're an agriculturalist, professional meteorologist, or weather hobbyist. Create your own weather station effortlessly using SparkFun's Arduino IoT Weather Stat...
Delivered by Mon 7 Sep
Waterproof DS18B20 Temperature Probe 0.5m with XH2.54mm Connector
SKU: LB-LS4690-50CM | Brand: Little Bird
A waterproof DS18B20 digital temperature probe with a 0.5m cable and XH2.54mm connector. Ideal for monitoring temperatures in wet or harsh environments including aquariums, hydroponics, brewing, and outdoor weather st...
Delivered by Thu 10 Sep
Fermion: Multifunctional Environmental Sensor (Breakout)
SKU: DF-SEN0500 | Brand: DFRobot
This compact multifunctional environmental sensor combines four professional sensor chips into a single breakout board: SHTC3 (temperature and humidity), BMP280 (barometric pressure), VEML7700 (ambient light), and ML8...
Delivered by Mon 7 Sep
SparkFun Atmospheric Sensor Breakout - BME280 (Qwiic)
SKU: SF-SEN-15440 | Brand: SparkFun
The BME280 Atmospheric Sensor Breakout measures barometric pressure, relative humidity, and temperature from a single compact board. With both Qwiic (I2C) and 0.1″ header connections, it integrates easily into Arduino...
Delivered by Thu 27 Aug
Thermocouple Type-K - Stainless Steel
SKU: SF-SEN-13715 | Brand: SparkFun
This is a stainless steel, Type-K Thermocouple probe. A thermocouple works by taking two wires made of dissimilar metals, connecting them at the two ends, and making a temperature gradient between one end and the othe...
Delivered by Mon 7 Sep
Spare part (outdoor unit) for Professional Wireless Weather Station
SKU: LB-LS7682 | Brand: Little Bird
This spare outdoor unit set is designed for use with professional wireless weather stations, providing the essential sensors needed to accurately monitor local weather conditions. Ideal as a replacement set or for cus...
Delivered by Thu 27 Aug
SparkFun Environmental Sensor - BME688 (Qwiic)
SKU: SF-SEN-19096 | Brand: SparkFun
The SparkFun BME688 Environmental Sensor is a breakout that combines a gas scanning sensor with temperature, humidity, and barometric pressure sensing for a complete environmental sensor in a single package. The ga...
Delivered by Thu 27 Aug
Gravity: Multifunctional Environmental Sensor
SKU: DF-SEN0501 | Brand: DFRobot
This multifunctional environmental sensor comprises SHTC3 temperature & humidity sensor, BMP280 barometric pressure sensor, VEML7700 ambient light sensor, and ML8511 UV sensor into one and offers 5 kinds of environmen...
Delivered by Mon 7 Sep
Waterproof SMD DS18B20 Digital Temperature Sensor
SKU: DF-SEN0511 | Brand: DFRobot
This waterproof DS18B20 digital temperature sensor delivers accurate readings over a simple 1-Wire interface, requiring just a single data pin on your microcontroller. The sealed probe and silicone lead wire make it i...
Delivered by Mon 7 Sep
Adafruit TMP117 ±0.1°C High Accuracy I2C Temperature Sensor - STEMMA QT / Qwiic
SKU: AF-4821 | Brand: Adafruit
The Adafruit TMP117 is a high-accuracy I2C temperature sensor from Texas Instruments, offering 16-bit resolution (0.0078°C) and up to ±0.1°C accuracy across the most common temperature ranges. It's ideal for applicati...
Delivered by Fri 18 Sep
SparkFun Qwiic Thermocouple Amplifier - MCP9600 (Screw Terminals)
SKU: SF-SEN-16295 | Brand: SparkFun
The MCP9600 Breakout is a high accuracy Thermocouple Amplifier equipped with an I2C interface, accessed over our Qwiic system. Inside the chip are two temperature sensors, one for the thermocouple itself (the hot junc...
Delivered by Thu 27 Aug
Thermistor Module
SKU: LB-24-THERMISTOR | Brand: Little Bird
A thermistor changes its resistance with temperature. Find our tutorial here A thermistor is a type of variable resistor whose resistance changes with temperature. Let's take a closer look at the thermistor module....
Delivered by Thu 27 Aug
Adafruit LPS35HW Water Resistant Pressure Sensor
SKU: AF-4258 | Brand: Adafruit
The Adafruit LPS35HW is a water-resistant barometric pressure and temperature sensor from ST. The sensing element is housed in a ceramic package with waterproof gel protection, making it safe to use in damp and humid ...
Delivered by Thu 27 Aug
Adafruit BMP280 I2C or SPI Barometric Pressure Altitude Sensor
SKU: AF-2651 | Brand: Adafruit
The BMP280 from Bosch is a precision barometric pressure and temperature sensor, and the next-generation upgrade to the BMP085/BMP180/BMP183 family. With support for both I2C and SPI communication, it offers flexibili...
Delivered by Thu 27 Aug
SparkFun Weather Shield
SKU: SF-DEV-13956 | Brand: SparkFun
The SparkFun Weather Shield is an easy-to-use Arduino shield that grants you access to barometric pressure, relative humidity, luminosity and temperature. There are also connections on this shield to optional senso...
Delivered by Thu 27 Aug
Thermistor 10K
SKU: SF-SEN-00250 | Brand: SparkFun
10K thermistor with a negative temperature coefficient. Good choice for temp-sensing applications when you need a reliable NTC thermistor. Vishay part #: NTCLE100E3103JB0 Note: You get only one thermistor. Document...
Delivered by Thu 27 Aug
SparkFun Humidity and Temperature Sensor Breakout - Si7021
SKU: SF-SEN-13763 | Brand: SparkFun
A low-cost, highly accurate digital humidity and temperature sensor breakout board based on the Silicon Labs Si7021. Communicates over I²C with just two data lines, providing relative humidity and precise temperature ...
Delivered by Thu 27 Aug
Thermocouple Type-K Glass Braid Insulated [K]
SKU: AF-270 | Brand: Adafruit
A Type-K thermocouple with fiberglass braid insulation, rated to 500°C — far beyond the ~200°C limit of standard vinyl-insulated thermocouples. The bare bead probe design is suited to measuring both air and surface te...
Delivered by Fri 18 Sep
Waterproof DS18B20 Digital temperature sensor + extras
SKU: AF-381 | Brand: Adafruit
This is a pre-wired and waterproofed version of the DS18B20 sensor. Handy for when you need to measure something far away, or in wet conditions. While the sensor is good up to 125°C the cable is jacketed in PVC ...
Delivered by Thu 27 Aug
Adafruit BMP585 Ported I2C / SPI Temperature and Pressure Sensor
SKU: AF-6413 | Brand: Adafruit
The BMP585 from Bosch is a ported barometric pressure and temperature sensor featuring a tube attachment point for differential or remote pressure measurements. It delivers exceptional precision with altitude noise as...
Delivered by Fri 18 Sep