Use an ESP8266 to send DHT Temperature & Humidity readings to @openHAB via MQTT and display them on a .96" OLED screen. Programmed using @Arduino and also used the Homie framework library. This would work with any Home Automation system that can receive MQTT.
http://www.wemustbegeeks.com/esp8266-send-dht-temperature-humidity-mqtt-oled-display/