#include <DHT.h>
#include <LiquidCrystal_I2C.h>

#define DHTPIN 4
#define DHTTYPE DHT22
#define LCD_COLUMNS 16
#define LCD_LINES 2

DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, LCD_COLUMNS, LCD_LINES);

void setup(){

lcd.init();
lcd.backlight();
dht.begin();
}

void loop(){
  float temp = dht.readTemperature();
  float hum = dht.readHumidity();

  lcd.setCursor(0,0);
  lcd.print("Temp:");
  lcd.print(temp);
  lcd.print("C");

  lcd.setCursor(0,1);
  lcd.print("THum:");
  lcd.print(hum);
  lcd.print("%");
}