Code:

​

const int temperaturePin = 0;

void setup()
{ 
  Serial.begin(9600);
}

void loop()
{

  float voltage, degreesC, degreesF;

  voltage = getVoltage(temperaturePin);
  degreesC = (voltage - 0.5) * 100.0;
  degreesF = degreesC * (9.0/5.0) + 32.0;

  Serial.print("voltage: ");
  Serial.print(voltage);
  Serial.print("  deg C: ");
  Serial.print(degreesC);
  Serial.print("  deg F: ");
  Serial.println(degreesF);

  delay(1000); 
}

float getVoltage(int pin)
{

  return (analogRead(pin) * 0.004882814);

}