1.3.0 is broken here to (and adafruit sensors is not in library manager) In DHT sensor lib in the lib manager I clicked on select version 1.2.3 and my old sketches started working again.

Arduino Library For DHT sensors. Contribute to addy123d/DHT-Library development by creating an account on GitHub.

Seeking a quick-and-dirty success, and beaten down by hours of hacking away for naught, I pulled a DHT22 sensor out of the eBay bin, and cloned Adafruit’s DHT library.

DHT11 Module features a temperature & humidity sensor complex with a calibrated digital signal output. The exclusive digital-signal-acquisition technique and temperature & humidity sensing technology ...

In this tutorial, you will learn about DHT22 Temperature and Humidity Sensor Module. We will interface this sensor module with Arduino Uno.