doc_tap_http_weather1;
Sign up at https://home.openweathermap.org/users/sign_up. Click the account confirmation link in the email you receive.
Then you will receive another email which contains your personal API key. Copy it into clipboard.
Open TapHome app and go to Menu → Settings → Hardware → Add new interface → HTTP API → Add from template → OpenWeather.
Paste API key into the appropriate field. Also enter the correct latitude and longitude for the location of the installation:
Scroll down to the bottom of the screen and tap Create.
The app shall be able to receive the weather data within a few minutes. If it takes long, please go to Settings → Hardware → HTTP API → OpenWeather → Service settings and in part definitions for reading tap Test request. If the query returns data, all is fine. The data will appear in the app shortly.