Install gnome-shell-extension-weather by entering the following commands in the terminal:
sudo apt update sudo apt install gnome-shell-extension-weather
Description:
weather extension for GNOME Shell
gnome-shell-extension-openweather is a simple extension for displaying weather conditions and forecasts in GNOME Shell, featuring support for multiple locations, no need for WOEID, a symmetrical layout and a settings panel through gnome-shell-extension-prefs. . The weather data is fetched from OpenWeatherMap (including forecasts for up to ten days) or Dark Sky (including forecasts for up to eight days).
Homepage: https://github.com/jenslody/gnome-shell-extension-openweather
Version: 0~20170402.git34506a6-1
Section: universe/gnome