Temperature / Humidity

Max6675 K Type Thermocouple Temperature Sensor Module

LM35D Analog Temperature Module LM35D LM35DZ Analog Temperature Sensor Module DC 4V-30V for Compatible with Arduino

DS18B20 1-wire Temp Sensor

Adafruit Sensiron SHT31-D Temperature & Humidity Sensor Breakout

Soil temperature and humidity sensor

TMP36 Temperature sensor

DHT11 Temperature and humidity sensor

Flame sensor module

Humidity Detection Sensor Module Rain Detection (Black)

DS18B20 Waterproof Digital Thermal Probe Sensor

Soil temperature/Moisture sensor SHT10 Water proof