You can use Temp & Humi Sensor to get temperature and humidity of your house.
This demo will show you how to get the value and show it to LCD.
Temp & Humi Sensor
Temp & Humi Sensor connect to A0.
About the connect of LCD, please refer to LCD
Open Arduino IDE, click File -> Shetchbook -> TempHumiSensor.
You can get humidity by readHumidity() and temperature by readTemperature(). This 2 function will return a float value.
About LCD, please refer to LCD.
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