Testing ESP8266-01 + DHT22 with 2x AA batteries

Switch Status, Temperature and humidity sensor. Indoor bedroom sensor in Edinburgh, UK. I like the place cool so expect low numbers! :-) I'll occasionally close the door and run a dehumidifier in the room to bring humidity down and warm the place.

Ternopil real-time outdoor Air Quality Monitor point#3

Ternopil real-time outdoor Air Quality Monitor point#2

Ternopil real-time outdoor Air Quality Monitor point#1

Indoor remote temperature sensor for DIY weather station in Skierniewice, Poland.

A comparison between the humidity in the office and the ideal humidity calculated using outdoor temperature.

This is displaying data from a test platform of a couple of geeks in Denver prototyping sensor circuits. See the blog [http://grohack.wordpress.com] for more info!

Particle Core with Outdoor Temperature, P:article Photon testing a DS1820B, DHT22

Weather station in Lübeck, Germany.

Open Energy Monitor Channel

Uploading data from a Raspberry Pi.

Monitoring my Indoor-Garden.

Weather station - Skrzetusko Bydgoszcz

indoor and outdoor temperature, humidity and air pressure readings at ingle farm south australia