https://openweathermap.org/api Weather API - OpenWeatherMap Please, sign up to use our fast and easy-to-work weather APIs. As a start to use OpenWeather products, we recommend our One Call API 3.0. For more functionality, please consider our products, which are included in professional collections. openweathermap.org 에 접속해서 로그인을 해준 뒤 프로필에 들어가서 api key를 복사해준다. API call에 이렇게 나와있다. https://api.open..