#include <DHT.h>

#define dhtPino 2
#define dhtTipo DHT22

DHT dht(dhtPino, dhtTipo);

#define LED_AZ 3
#define LED_VM 4
#define LED_AM 5
#define LED_VD 6

float temperatura, umidade;

void setup() {
  Serial.begin(9600);
  pinMode(LED_AZ, OUTPUT);
  pinMode(LED_AM, OUTPUT);
  pinMode(LED_VD, OUTPUT);
  pinMode(LED_VM, OUTPUT);    
  dht.begin();
}

void loop() {
  // Graus Celsius
  temperatura = dht.readTemperature();
  umidade = dht.readHumidity();
  delay(2000);  
  Serial.print("Temperatura: " + String(temperatura));
  Serial.println(F(" °C"));
  Serial.print("Umidade: " + String(umidade));
  Serial.println(" %");

  Serial.println("**********************************");
}