#include <DHT.h>   

#define DHTPIN 2   
#define DHTTYPE DHT22

DHT dht(DHTPIN, DHTTYPE); 

void setup() {
  Serial.begin(9600);    
  dht.begin();
  pinMode(13, OUTPUT);
}

void loop() {
  

  float h = dht.readHumidity();  
  float t = dht.readTemperature();  
  float f = dht.readTemperature(true);  

  Serial.print("Humidity: ");
  Serial.print(h, 1);  
  Serial.print("%  Temperature: ");  
  Serial.print(t, 1);  
  Serial.print("C & ");
  Serial.print(f, 1);  
  Serial.println("F");  
  if(h> 40 || t>75)
  {
    digitalWrite(13,HIGH);

  }
  delay(2000); 
  digitalWrite(13,LOW);
}