The Synopter is an easy-to-use weather forecasts WordPress plugin. It is based on OpenWeatherMap API and works with a free API key which involves some limitation, but the service provides for paid plans to get expanded opportunities. The plugin allows you to add the up-to-date meteorological data for a specific city via the Elementor widget. Just select your language, timezone, and location to get the weather box on your WordPress site.
Demo: https://codecanyon.net/item/synopter-weather-for-elementor/27314314