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

#define DHTPIN 15
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE);
LiquidCrystal_I2C lcd(0x27, 16, 2); // address 0x27, 16 columns, 2 rows

void setup() {
  Serial.begin(115200);
    dht.begin();

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

        void loop() {
          delay(2000);

            float temp = dht.readTemperature();
              float hum = dht.readHumidity();

                if (isnan(temp) || isnan(hum)) {
                    Serial.println("Failed to read from DHT sensor!");
                        return;
                          }

                            Serial.print("Temperature: ");
                              Serial.print(temp);
                                Serial.print(" °C   Humidity: ");
                                  Serial.print(hum);
                                    Serial.println(" %");

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

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