At  Leuven-Template & scripts   you find the download link for this script in the dropdown menu.
The links to all other Leuven Scripts Demo's are located in the menu area.

Change the language here 

Leuven - WeatherUnderground - History tables v1 - Demo

This script only needs a few settings to be checked. They are at the start of the script.

The download contains tranlation files for English, Dutch, French and German. Other languages can be added using standard language files.