Dark Sky iOS app will no longer be available beginning on December 31st, 2022 and, as of this date, already purchased versions of the app will no longer provide weather data. The Dark Sky API and website will continue to function until March 31st, 2023.
Dark Sky's forecast technology is now enhanced and integrated into the all-new Apple Weather forecast, powering Apple’s updated Weather app
https://blog.darksky.net/
Dark Sky's forecast technology is now enhanced and integrated into the all-new Apple Weather forecast, powering Apple’s updated Weather app
https://blog.darksky.net/