Yep
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);
...
lcd.begin(20,4);
lcd.init(); // initialize the lcd
lcd.backlight(); // Turn backlight On
...
lcd.setCursor(0, 0);
lcd.print("Garage: ");
lcd.print(garageTemp);
lcd.println("F ");
lcd.setCursor(0, 1);
lcd.print("Humidity: ");
lcd.print(garageHumidity);
lcd.println("% ");