Arduino Powered Incubator!

int HeaterTemp = 30;      // High temp at which the LED turns on
int HeaterPIN = 11;// Relay for heater
int HumidityPIN = 9;     // Humidity PIN
int Humidity = 80;    // Humidity level
#include <Wire.h>
#include <HDC2080.h>
#include <LiquidCrystal.h>

#define ADDR 0x40
HDC2080 sensor(ADDR);

// Readings used for average
const int numReadings = 5;


// Set variables to zero
float checkdelay = 0;


void setup() {

// For Heater
  pinMode(9, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(11, OUTPUT);
  Serial.begin(9600); 

  sensor.begin();
  sensor.reset();
  sensor.setMeasurementMode(TEMP_AND_HUMID);  // Set measurements to temperature and humidity
  sensor.setRate(ONE_HZ);                     // Set measurement frequency to 1 Hz
  sensor.setTempRes(FOURTEEN_BIT);
  sensor.setHumidRes(FOURTEEN_BIT);
  sensor.triggerMeasurement();
    Serial.print("Realtime Temp is (C) (: ");

}
void loop() { 
// Wait a few seconds between measurements.
  delay(50);

    for (int x = 0; x < numReadings; x++){
    Serial.print(sensor.readTemp());
    delay(100); // delay in between reads for stability  
  }

  if (sensor.readTemp() < 37.6666) { //37.6666
    digitalWrite(HeaterPIN, LOW);
  }else if (sensor.readTemp() > 20) {
    digitalWrite(HeaterPIN, HIGH);
  }
  if (sensor.readHumidity() < 54) {
    digitalWrite(HumidityPIN, HIGH);
  }else if (sensor.readHumidity() > 35) {
    digitalWrite(HumidityPIN, LOW);
  }

// LCD module connections (RS, E, D4, D5, D6, D7)
LiquidCrystal lcd(7, 6, 10, 8, 3, 2);
 
char temperature[] = "Temp = 00.0 C";
char humidity[]    = "Humidity   = 00.0 %";

  // set up the LCD's number of columns and rows
  lcd.begin(16, 2);

delay(1);           // wait 1s between readings
  // Read humidity
  byte Temp = ("Temperature(C): "); 
  byte (sensor.readTemp());
  //Read temperature in degree Celsius
  byte Humid = ("Humidity(%): "); 
  byte (sensor.readHumidity());
  
  // Check if any reads failed and exit early (to try again)
  if (isnan(Temp) || isnan(Humidity)) {
    lcd.clear();
    lcd.setCursor(5, 0);
    lcd.print("Error");
    return;
  }
 
  temperature[7]     = Temp / 10 + 48;
  temperature[8]     = Temp % 10 + 48;
  temperature[11]    = 223;
  humidity[7]        = Humidity / 10 + 48;
  humidity[8]        = Humidity % 10 + 48;
  lcd.setCursor(0, 0);
  lcd.print("Temp = ");
  lcd.setCursor(8, 0);
  lcd.print(sensor.readTemp());
  lcd.setCursor(14, 0);
  lcd.print("C");
  
  lcd.setCursor(0, 1);
  lcd.print("Hum  = ");
  lcd.setCursor(8, 1);
  lcd.print(sensor.readHumidity());
  lcd.setCursor(14, 1);
  lcd.print("%");
  }