#include <DHT.h>
#define DHTPIN 4
#define DHTTYPE DHT22
DHT dht(DHTPIN, DHTTYPE);

void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);

dht.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
int m;
for(m=0;m<40;m++) 
{
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  Serial.print("Humidity: ");
  Serial.print(h);
  Serial.print("% ,Temperature: ");
  Serial.print(t);
  Serial.println("°C");
  delay(2000);
}
}