OSS Weather: An open source weather app for iOS/Android
iOS App: https://apps.apple.com/fr/app/oss-weather/id1499117252
Android App: https://play.google.com/store/apps/details?id=com.akylas.weather
Source Code: https://github.com/Akylas/oss-weather
It has its issues but the graph showing temperature/precipitation/wind can’t be beat IMO. I try to use other apps, but wunderground is the only one where I can open it up and almost immediately have a good idea of the weather for the rest of the day and the rest of the week