Visual Crossing Weather Forecast
This module allows you to display beautifully formatted Weather Forecasts within Joomla.
The weather data is powered by Visual Crossing Weather.
Use of this extension requires a free or paid key to access the data.
You can get your API key here - https://www.visualcrossing.com/weather-data-editions
Once you have an API Key, you can save it in the configuration, and you'll be able to instantly display weather data.