Brightness levels of both visible and UV light, along with temperature and humidity of sensor enclosure
Home Weather Station: Raspberry pi 2 (Node-Red) <-> arduino mini: DHT22, BH1750, BMP180. Russia, Sankt-Peterburg.
ESP8266 for connect to internet. BME280: 1. Temperature 2. Humidity 3. Pressure 4. Aprox. Altitude 5. mmHg BH1750: 1. Light (LUX)